{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":5,"startPagecode":1},"records":[{"abstractinfo":"采用扫描电镜、万能电子试验机和HVS-5Z/LCD维氏硬度计分析测试了Al-1B<span style=\"color:red\">变质</span>处理前后Zn-6Al-3Mg合金的凝固组织与力学性能.研究表明:<span style=\"color:red\">变质</span>剂加入量和<span style=\"color:red\">变质</span><span style=\"color:red\">温度</span>对Zn-6Al-3Mg合金的凝固组织中Al-fcc相、MgZn2相和Zn-hcp相以及二元Zn/Al和三元Zn/Al/MgZn2共晶体的形态和体积分数有明显影响.当Al-1B加入量为0.3 mass％时,Zn-6Al-3Mg合金的抗拉强度、硬度和伸长率都达到最大值.当<span style=\"color:red\">变质</span>剂加入量相同时,随着<span style=\"color:red\">变质</span><span style=\"color:red\">温度</span>的升高,Zn-6Al-3Mg合金的抗拉强度和伸长率提高;在450℃<span style=\"color:red\">变质</span>处理时,Zn-6Al-3 Mg合金的硬度最高,550℃<span style=\"color:red\">变质</span>处理后该合金的硬度最低.","authors":[{"authorName":"杨巧燕","id":"96af2a2c-a97d-4279-8895-57314ce8b3d5","originalAuthorName":"杨巧燕"},{"authorName":"马坤","id":"d6d57d67-e1f5-4e96-85cf-638f3da7e6d8","originalAuthorName":"马坤"},{"authorName":"刘亚","id":"a92f993a-ed1b-4347-9d42-164c3d70f6d6","originalAuthorName":"刘亚"},{"authorName":"涂浩","id":"1149823d-856e-4806-b970-7c1479005981","originalAuthorName":"涂浩"},{"authorName":"苏旭平","id":"f6bb58a2-78b8-41d3-988b-cc485f90c590","originalAuthorName":"苏旭平"},{"authorName":"王建华","id":"96ed089e-5239-4682-959d-a2820f4af103","originalAuthorName":"王建华"}],"doi":"","fpage":"139","id":"54c18d54-dbfb-4217-8226-09b70ac52ae5","issue":"3","journal":{"abbrevTitle":"CLRCLXB","coverImgSrc":"journal/img/cover/CLRCLXB.jpg","id":"15","issnPpub":"1009-6264","publisherId":"CLRCLXB","title":"材料热处理学报"},"keywords":[{"id":"f573dad6-b5f8-46bb-a500-62e8b87379d2","keyword":"Zn-6Al-3Mg合金","originalKeyword":"Zn-6Al-3Mg合金"},{"id":"004bccb8-08bc-4b99-8ca4-a80f47391b8d","keyword":"显微组织","originalKeyword":"显微组织"},{"id":"9eb369f9-60e0-49a5-ad22-64356945451b","keyword":"力学性能","originalKeyword":"力学性能"},{"id":"f7740a34-7ee5-4beb-8bc7-3736d47ee0dc","keyword":"<span style=\"color:red\">变质</span><span style=\"color:red\">温度</span>","originalKeyword":"变质温度"}],"language":"zh","publisherId":"jsrclxb201603024","title":"Al-1B<span style=\"color:red\">变质</span>处理对Zn-6Al-3Mg合金凝固组织与性能的影响","volume":"37","year":"2016"},{"abstractinfo":"招平断裂带是胶东西北部金矿集中区一条重要的含金剪切带,断裂带岩石主要矿物长石、石英和方解石的显微构造具有脆-韧性变形共存的特点.通过矿物脆-塑性变形转换<span style=\"color:red\">温度</span>、石英位错特征以及动态重结晶石英颗粒分形统计等方法,估算出断裂带变形<span style=\"color:red\">温度</span>在150 ～ 400℃,局部达到400～500 ℃.运用显微构造方法估算的<span style=\"color:red\">温度</span>与断裂带热液蚀变矿物流体包裹体测温方法得出的结论基本一致;因此,显微构造分析方法可以广泛应用于含金剪切带的变形<span style=\"color:red\">变质</span>测温.","authors":[{"authorName":"谢徽","id":"dcc7d847-5a81-4477-b3b0-c339d9228673","originalAuthorName":"谢徽"},{"authorName":"高帮飞","id":"6c9cdaf7-1d8d-4a0c-8644-7171f533b381","originalAuthorName":"高帮飞"},{"authorName":"杨立强","id":"0e511f3c-5b6d-46c9-a775-2195c2698b03","originalAuthorName":"杨立强"}],"doi":"10.11792/hj20160805","fpage":"19","id":"17c6fecd-c471-41ac-8232-3acbe816cb03","issue":"8","journal":{"abbrevTitle":"HJ","coverImgSrc":"journal/img/cover/HJ.jpg","id":"44","issnPpub":"1001-1277","publisherId":"HJ","title":"黄金"},"keywords":[{"id":"c3321202-6f44-46dd-ab88-ecdba92ce0db","keyword":"招平断裂带","originalKeyword":"招平断裂带"},{"id":"7e0e8d1e-bed0-4655-8777-570b2aa83b8b","keyword":"金矿床","originalKeyword":"金矿床"},{"id":"1ac847fc-9a50-42b2-b68b-b8d2ad57188a","keyword":"脆-韧性变形","originalKeyword":"脆-韧性变形"},{"id":"07e41948-f062-4883-bf38-471033f5111e","keyword":"显微构造","originalKeyword":"显微构造"},{"id":"69e68b09-1c90-4541-b38f-15ddb1dd51f8","keyword":"变形<span style=\"color:red\">变质</span><span style=\"color:red\">温度</span>","originalKeyword":"变形变质温度"}],"language":"zh","publisherId":"huangj201608005","title":"胶东招平断裂带变形<span style=\"color:red\">变质</span><span style=\"color:red\">温度</span>的显微构造分析","volume":"37","year":"2016"},{"abstractinfo":"利用金相显微镜和磨擦磨损试验机研究了新型稀土<span style=\"color:red\">变质</span>剂Pr2(CO3)3盐在不同含量、保温时间以及浇铸<span style=\"color:red\">温度</span>等条件下对ZL107铝合金<span style=\"color:red\">变质</span>作用.研究结果表明:稀土Pr2(CO3)3盐含量为3.0%时其<span style=\"color:red\">变质</span>效果最佳;浇铸<span style=\"color:red\">温度</span>对其<span style=\"color:red\">变质</span>效果影响不大;Pr2(CO3)3具有较长的<span style=\"color:red\">变质</span>失效时间.此外,还对比分析了<span style=\"color:red\">变质</span>前后合金的耐磨性能.","authors":[{"authorName":"万迪庆","id":"4e11bcfe-008a-4805-98a1-8c3e54a99805","originalAuthorName":"万迪庆"},{"authorName":"何柏林","id":"24dcbb67-fc5a-41e8-8008-e115b26324e7","originalAuthorName":"何柏林"},{"authorName":"陈朝霞","id":"5c3761cf-a3e5-4925-a785-d0a510e1f3ac","originalAuthorName":"陈朝霞"},{"authorName":"熊光耀","id":"d06afd5b-b288-4bb5-9054-bcbc199bf882","originalAuthorName":"熊光耀"}],"doi":"","fpage":"94","id":"e2caa144-c11d-4822-a360-f7295cb600b9","issue":"z1","journal":{"abbrevTitle":"XYJSCLYGC","coverImgSrc":"journal/img/cover/XYJSCLYGC.jpg","id":"69","issnPpub":"1002-185X","publisherId":"XYJSCLYGC","title":"稀有金属材料与工程"},"keywords":[{"id":"0bb7e6f6-4153-4fa4-b761-e8d043ee53f2","keyword":"ZL107铝合金","originalKeyword":"ZL107铝合金"},{"id":"3ce168a7-f9e6-4700-980f-2d51a9189c37","keyword":"<span style=\"color:red\">变质</span>处理","originalKeyword":"变质处理"},{"id":"18414c83-86b9-407c-829f-c59c6596c507","keyword":"Pr2(CO3)3","originalKeyword":"Pr2(CO3)3"},{"id":"34732780-f64b-4b46-8f9a-625f3aee2c1f","keyword":"耐磨性能","originalKeyword":"耐磨性能"}],"language":"zh","publisherId":"xyjsclygc2010z1023","title":"新型<span style=\"color:red\">变质</span>剂Pr2(CO3)3对ZL107的<span style=\"color:red\">变质</span>作用及性能影响","volume":"39","year":"2010"},{"abstractinfo":"研究了钡盐加入量、<span style=\"color:red\">变质</span><span style=\"color:red\">温度</span>和冷却速率等对钡盐<span style=\"color:red\">变质</span>铸造铝硅镁系合金组织和性能的影响。结果表明：随着钡盐加入量的增加，试验合金的<span style=\"color:red\">变质</span>效果越明显，但过多反而会使合金的组织和性能恶化；提高冷却速率对<span style=\"color:red\">变质</span>效果有利；钡盐<span style=\"color:red\">变质</span>最佳的<span style=\"color:red\">温度</span>为750℃左右，加入钡盐的最佳质量分数为1．0％；钡盐<span style=\"color:red\">变质</span>的长效性及重熔稳定性均很好。","authors":[{"authorName":"汤宏群","id":"c55089cf-8ebd-402b-ab2b-acd37a25f084","originalAuthorName":"汤宏群"},{"authorName":"苏广才","id":"5e43b00c-a1ce-47a6-ba3b-7e00e95a38c8","originalAuthorName":"苏广才"},{"authorName":"曾建民","id":"c24e8185-c43a-42c9-8e8b-f8a9312f52f8","originalAuthorName":"曾建民"},{"authorName":"张修海","id":"1043a7ac-8799-489f-b3a8-9b1aaa413486","originalAuthorName":"张修海"},{"authorName":"王文超","id":"5daf9e45-149c-455d-8c5a-6918729802ad","originalAuthorName":"王文超"}],"doi":"","fpage":"38","id":"a1f3c4f7-fac9-4e2b-a68a-15604c994d7b","issue":"6","journal":{"abbrevTitle":"JXGCCL","coverImgSrc":"journal/img/cover/JXGCCL.jpg","id":"45","issnPpub":"1000-3738","publisherId":"JXGCCL","title":"机械工程材料"},"keywords":[{"id":"6baec0ae-ae5a-4b7f-9331-c412097423d2","keyword":"铝硅镁合金","originalKeyword":"铝硅镁合金"},{"id":"bd3fa6e2-d414-4b76-a7d9-f0804f98b4c1","keyword":"钡盐","originalKeyword":"钡盐"},{"id":"4f4414d0-e0ad-423e-876c-2ace1f3ac3bd","keyword":"长效性","originalKeyword":"长效性"},{"id":"a7cbabd1-0bab-4d6b-a6ea-7e4918ec87e7","keyword":"重熔性","originalKeyword":"重熔性"}],"language":"zh","publisherId":"jxgccl201206011","title":"铸造铝硅镁系合金钡盐<span style=\"color:red\">变质</span>工艺参数的确定","volume":"36","year":"2012"},{"abstractinfo":"采用扫描电镜, 对ZL101合金的Sr<span style=\"color:red\">变质</span>效果与保温时间、 Sr含量及晶粒尺寸的关系进行了研究. 结果表明: ZL101共晶硅的Sr<span style=\"color:red\">变质</span>具有长效性, 且达到最佳<span style=\"color:red\">变质</span>效果前有一时间间隔;加入的Sr量有一临界值, 超过此值, <span style=\"color:red\">变质</span>效果变化不明显; 若共晶硅越细小, <span style=\"color:red\">变质</span>效果则越好, 达到最佳<span style=\"color:red\">变质</span>效果的时间也随之缩短. ","authors":[{"authorName":"张静武","id":"e9bc3eee-2f8f-4133-9eba-b17122270c09","originalAuthorName":"张静武"},{"authorName":"李慧","id":"4cf58181-97e1-42ec-b805-0131a1280e67","originalAuthorName":"李慧"},{"authorName":"孟显哲","id":"5d0dbca1-e794-4de0-8323-ef2f2923b364","originalAuthorName":"孟显哲"},{"authorName":"刘春海","id":"bbb5bfbb-64d0-49b8-811b-beb3ade47422","originalAuthorName":"刘春海"}],"doi":"","fpage":"91","id":"589d3a2d-7704-4268-979b-daef5661b029","issue":"z2","journal":{"abbrevTitle":"ZGYSJSXB","coverImgSrc":"journal/img/cover/ZGYSJSXB.jpg","id":"88","issnPpub":"1004-0609","publisherId":"ZGYSJSXB","title":"中国有色金属学报"},"keywords":[{"id":"064789f1-fe16-44e3-9304-de64cf227528","keyword":"ZL101合金","originalKeyword":"ZL101合金"},{"id":"dcdf7b07-b83b-422c-b398-f6678eba97e0","keyword":"<span style=\"color:red\">变质</span>处理","originalKeyword":"变质处理"},{"id":"b697ed6b-6846-41af-bb94-b3d338d36563","keyword":"TPRE机制","originalKeyword":"TPRE机制"},{"id":"6837000f-43ce-4c0d-a750-2d07193e235c","keyword":"晶粒细化","originalKeyword":"晶粒细化"}],"language":"zh","publisherId":"zgysjsxb2001z2020","title":"ZL101合金的<span style=\"color:red\">变质</span>","volume":"11","year":"2001"},{"abstractinfo":"采用搅拌法,在热态石墨基体表面交替涂覆SrCl2和酚醛树脂,经烘焙后,获得了SrCl2和隔离层交替叠层的SrCl2<span style=\"color:red\">变质</span>剂.AFM图像显示,SrCl2层和隔离层的几何特征尺寸均接近纳米级.将制备的纳米SrCl2<span style=\"color:red\">变质</span>剂用于<span style=\"color:red\">变质</span>处理AlSi7Mg合金,发现合金中0.005 wt%的Sr即可获得良好的力学性能,而且<span style=\"color:red\">变质</span>作用起效快、持续时间长,<span style=\"color:red\">变质</span>操作便捷.","authors":[{"authorName":"谢卫东","id":"cad5ef14-b4ff-4b9e-89c4-4b4af468a50f","originalAuthorName":"谢卫东"},{"authorName":"魏国兵","id":"96382024-e7c2-48cb-9e24-3aa392e35757","originalAuthorName":"魏国兵"},{"authorName":"彭晓东","id":"ec270fd8-f40d-4cc7-af73-8414514f1b52","originalAuthorName":"彭晓东"},{"authorName":"魏群义","id":"b29da9d3-ce32-43d8-9180-80cee1945af1","originalAuthorName":"魏群义"}],"doi":"","fpage":"58","id":"29888e26-6141-4ebe-8f53-d43b78e6bb7b","issue":"6","journal":{"abbrevTitle":"CLRCLXB","coverImgSrc":"journal/img/cover/CLRCLXB.jpg","id":"15","issnPpub":"1009-6264","publisherId":"CLRCLXB","title":"材料热处理学报"},"keywords":[{"id":"c6c2891e-8bfc-483b-8b86-e68cc33d2a99","keyword":"<span style=\"color:red\">变质</span>","originalKeyword":"变质"},{"id":"dd4a8d03-d83a-4bf0-8dbe-88312d619409","keyword":"纳米材料","originalKeyword":"纳米材料"},{"id":"8bcfde58-f5a9-4754-b41f-a5b76a491a62","keyword":"多层膜","originalKeyword":"多层膜"},{"id":"e054cc95-6a24-4023-adb1-01f3e330c9d8","keyword":"化合物","originalKeyword":"化合物"}],"language":"zh","publisherId":"jsrclxb201006012","title":"纳米SrCl2<span style=\"color:red\">变质</span>剂研究","volume":"31","year":"2010"},{"abstractinfo":"借助显微结构法系统地研究了Li,Na,K,Mg,Ca,Sr,Ba,La,Sm,Y,Sb和Bi等12个微量元素对Al-Si共晶合金的<span style=\"color:red\">变质</span>作用。考祭了各<span style=\"color:red\">变质</span>剂在不同冷却速度下的<span style=\"color:red\">变质</span>浓度范围以及在添加<span style=\"color:red\">变质</span>剂浓度相同时,不同冷却速度对Al-Si共晶合金显微结构的影响,发现各种<span style=\"color:red\">变质</span>元素对Al-Si合金<span style=\"color:red\">变质</span>时均具有一<span style=\"color:red\">变质</span>临界冷却速度v_c。冷却速度低于此值时,任何浓度的<span style=\"color:red\">变质</span>剂均不能引起合金的<span style=\"color:red\">变质</span>。<span style=\"color:red\">变质</span>剂的v_c值愈低,<span style=\"color:red\">变质</span>能力愈强。其中以Na、K、Sr和La<span style=\"color:red\">变质</span>能力最强,其v_c值均低于40℃/min。据此认为v_c可作为评价<span style=\"color:red\">变质</span>剂<span style=\"color:red\">变质</span>能力的定量标准。","authors":[{"authorName":"郑朝贵","id":"9e0845f2-f7cc-46d4-8f38-4b65c78dc077","originalAuthorName":"郑朝贵"},{"authorName":"姚连克","id":"c6b4519b-1cc5-47b4-92cb-bf10adca356f","originalAuthorName":"姚连克"},{"authorName":"张启运","id":"156e5600-dccb-43b2-8ed6-98918b328a6b","originalAuthorName":"张启运"}],"categoryName":"|","doi":"","fpage":"661","id":"ad39a3e5-3716-459b-b89f-a238a3b66da0","issue":"6","journal":{"abbrevTitle":"JSXB","coverImgSrc":"journal/img/cover/JSXB.jpg","id":"48","issnPpub":"0412-1961","publisherId":"JSXB","title":"金属学报"},"keywords":[],"language":"zh","publisherId":"0412-1961_1982_6_17","title":"冷却速度和<span style=\"color:red\">变质</span>剂添加浓度对Al-Si共晶合金<span style=\"color:red\">变质</span>作用的影响","volume":"18","year":"1982"},{"abstractinfo":"综述了当前国内外铝硅合金<span style=\"color:red\">变质</span>处理及其<span style=\"color:red\">变质</span>机理的研究进展.<span style=\"color:red\">变质</span>元素Na、Sr、Sb、Ba、Te、Bi、P、S、Ca、As、稀土等已取得了良好的<span style=\"color:red\">变质</span>效果,通过对比分析其<span style=\"color:red\">变质</span>机理以及绿色无污染、经济长效等方面的优缺点,比较了这些<span style=\"color:red\">变质</span>元素单一<span style=\"color:red\">变质</span>、二元<span style=\"color:red\">变质</span>和多元<span style=\"color:red\">变质</span>的优势与局限性,并展望了铝硅合金<span style=\"color:red\">变质</span>方法的发展趋势.","authors":[{"authorName":"曹国剑","id":"c0f506f6-b553-4d91-bd18-049d0cc1d46a","originalAuthorName":"曹国剑"},{"authorName":"左锋","id":"b5bb52ad-fbad-4c7a-839c-bcce09437050","originalAuthorName":"左锋"},{"authorName":"李艳春","id":"32346ced-9d68-4eeb-a379-6a8d181fbe20","originalAuthorName":"李艳春"},{"authorName":"于寒","id":"1fda2198-18e4-4922-8bc7-0fccd38748a5","originalAuthorName":"于寒"},{"authorName":"马宝霞","id":"873c473b-3d3c-445c-85e3-b63f34af6234","originalAuthorName":"马宝霞"},{"authorName":"王丽萍","id":"32baa3eb-33b6-4722-a58c-8916ae696c9d","originalAuthorName":"王丽萍"},{"authorName":"郭二军","id":"5dbf610f-d35b-402a-a3c2-7476333448bb","originalAuthorName":"郭二军"}],"doi":"","fpage":"112","id":"7fc5025c-d3d8-484a-8607-0cd6d314fcad","issue":"17","journal":{"abbrevTitle":"CLDB","coverImgSrc":"journal/img/cover/CLDB.jpg","id":"8","issnPpub":"1005-023X","publisherId":"CLDB","title":"材料导报"},"keywords":[{"id":"6774e54c-122a-405d-b42f-925253cc660e","keyword":"铝硅合金","originalKeyword":"铝硅合金"},{"id":"112ff283-ba18-4e97-854e-7e3a99a02a3a","keyword":"<span style=\"color:red\">变质</span>剂","originalKeyword":"变质剂"},{"id":"796d66a7-83e2-4e1e-9e55-bbb16e721186","keyword":"<span style=\"color:red\">变质</span>机理","originalKeyword":"变质机理"}],"language":"zh","publisherId":"cldb201217023","title":"铝硅合金<span style=\"color:red\">变质</span>的研究进展","volume":"26","year":"2012"},{"abstractinfo":"从<span style=\"color:red\">变质</span>处理对耐磨锰钢组织与性能的影响以及<span style=\"color:red\">变质</span>作用机制等方面综述了近十几年来耐磨锰钢的<span style=\"color:red\">变质</span>处理及其研究与应用进展.在组织结构方面,<span style=\"color:red\">变质</span>处理可细化晶粒,生成增强硬质点,使碳化物弥散分布;在性能方面,<span style=\"color:red\">变质</span>处理可综合提高锰钢的力学性能和耐磨性.<span style=\"color:red\">变质</span>作用机制主要是通过促进溶质偏析和异质形核实现组织改善和性能提高.<span style=\"color:red\">变质</span>处理是综合改善锰钢组织并提高其耐磨性的有效方法,值得进一步深入研究并推进生产应用.","authors":[{"authorName":"陈鹭滨","id":"d7e0ebee-1301-4b3f-ba18-922a258e4f78","originalAuthorName":"陈鹭滨"},{"authorName":"吕宇鹏","id":"c304eee1-0711-4f1e-82c3-73d8db72da20","originalAuthorName":"吕宇鹏"},{"authorName":"朱瑞富","id":"4f57f7d9-f179-44b8-9494-bab363cf27fe","originalAuthorName":"朱瑞富"}],"doi":"","fpage":"361","id":"6abb60d2-6366-45b5-8059-deefbff70b93","issue":"z2","journal":{"abbrevTitle":"CLDB","coverImgSrc":"journal/img/cover/CLDB.jpg","id":"8","issnPpub":"1005-023X","publisherId":"CLDB","title":"材料导报"},"keywords":[{"id":"2b9e8d91-59a3-4d98-9aea-67b538fee8c5","keyword":"锰钢","originalKeyword":"锰钢"},{"id":"243b816b-60cf-45de-a8e4-54b64c4414dd","keyword":"<span style=\"color:red\">变质</span>处理","originalKeyword":"变质处理"},{"id":"ee453c5e-9274-48a0-b445-40037833cf70","keyword":"耐磨性","originalKeyword":"耐磨性"}],"language":"zh","publisherId":"cldb2004z2111","title":"耐磨锰钢的<span style=\"color:red\">变质</span>处理及其研究进展","volume":"18","year":"2004"},{"abstractinfo":"研究了RE-Mg复合<span style=\"color:red\">变质</span>对准贝氏体铸钢组织和性能的影响.结果表明:经复合<span style=\"color:red\">变质</span>处理,首先显著地细化了准贝氏体铸钢的晶粒组织,热处理后钢的晶粒度由<span style=\"color:red\">变质</span>前的4～5/级变为6～7级.其次,净化了熔体,减少夹杂和气体含量,改变了夹杂形态,使之由Ⅱ类变为Ⅰ类球形夹杂.另外还纯化了钢的基体,提高了钢的致密度.大幅度地提高了钢的强韧性和耐磨性.","authors":[{"authorName":"许春香","id":"fc242467-e206-4b3b-a216-041258644500","originalAuthorName":"许春香"},{"authorName":"张金山","id":"d0dc1abd-31f5-4ff6-8aaf-15284eadf7f3","originalAuthorName":"张金山"}],"doi":"10.3969/j.issn.1005-0299.2003.02.016","fpage":"176","id":"0b6eb38c-804b-4d56-8422-fd41c6f50eb3","issue":"2","journal":{"abbrevTitle":"CLKXYGY","coverImgSrc":"journal/img/cover/CLKXYGY.jpg","id":"14","issnPpub":"1005-0299","publisherId":"CLKXYGY","title":"材料科学与工艺"},"keywords":[{"id":"2b3e1520-8c2d-4c70-98b3-8f58af239078","keyword":"准贝氏体铸钢","originalKeyword":"准贝氏体铸钢"},{"id":"eea37349-a99b-4ee3-8fec-e1c684dc7b77","keyword":"复合<span style=\"color:red\">变质</span>剂","originalKeyword":"复合变质剂"},{"id":"0e9d6ad1-6284-49c3-9fd8-e5fd758d4b9a","keyword":"<span style=\"color:red\">变质</span>处理","originalKeyword":"变质处理"}],"language":"zh","publisherId":"clkxygy200302016","title":"RE-Mg复合<span style=\"color:red\">变质</span>剂对准贝氏体铸钢的净化与<span style=\"color:red\">变质</span>作用","volume":"11","year":"2003"}],"totalpage":4890,"totalrecord":48897}