{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":5,"startPagecode":1},"records":[{"abstractinfo":"称取0.040 0 g试样,将试样置于灼烧过并铺有0.3g五氧化二钒助熔剂的坩埚内,加入0.2g锡粒,再覆盖0.15g五氧化二钒助熔剂和1.4g钨粒,以硫酸钾绘制校准曲线,建立了高频燃烧红外吸收法测定铜精矿中硫质量分数为5.00％～40.00％的方法.实验表明,以积分面积为横坐标,硫绝对含量为纵坐标绘制校准曲线.校准曲线的线性方程为Y=37.02X-1.52,线性相关系数R=0.999 8.方法检出限为0.017％.采用实验方法对铜精矿实际样品中硫含量进行测定,所得结果与重量法或燃烧滴定法基本一致.采用实验方法对铜精矿标准样品进行测定,测定值与认定值基本一致.对铜精矿实际样品和标准样品6次平行测定结果的相对标准偏差(RSD,n=6)为0.41％～0.72％.","authors":[{"authorName":"<span style=\"color:red\">万双</span>","id":"9b59eeab-9639-4175-b5c8-14de2a5975d1","originalAuthorName":"万双"},{"authorName":"郭飞飞","id":"cefc78b7-0bbd-4f84-956d-bf7fe61001eb","originalAuthorName":"郭飞飞"},{"authorName":"李先和","id":"d12f4467-7f96-498a-97d7-0d0a766aa6cc","originalAuthorName":"李先和"},{"authorName":"刘子健","id":"636e61e3-fa90-41ee-9a57-fe9e3fd22e4f","originalAuthorName":"刘子健"}],"doi":"10.13228/j.boyuan.issn1000-7571.009737","fpage":"73","id":"40e066a0-cec0-41c6-b916-59caaf1a40f9","issue":"3","journal":{"abbrevTitle":"YJFX","coverImgSrc":"journal/img/cover/YJFX.jpg","id":"71","issnPpub":"1000-7571","publisherId":"YJFX","title":"冶金分析   "},"keywords":[{"id":"12a70e09-d726-4c07-b9cf-4e158565ea49","keyword":"高频燃烧红外吸收法","originalKeyword":"高频燃烧红外吸收法"},{"id":"ae6f9f2c-a8d9-45b0-8e07-2167c6992a19","keyword":"铜精矿","originalKeyword":"铜精矿"},{"id":"a9fa0cf4-e255-4811-9ee2-44540ec0dcfc","keyword":"硫","originalKeyword":"硫"},{"id":"a4b4c468-5bc0-47ed-b3a4-5feb6607c576","keyword":"助熔剂","originalKeyword":"助熔剂"}],"language":"zh","publisherId":"yjfx201603016","title":"高频燃烧红外吸收法测定铜精矿中硫的助熔剂探讨","volume":"36","year":"2016"},{"abstractinfo":"采用铜精矿标准物质,及向标准物质中添加光谱纯物质或单元素标准溶液的方式拓宽校准曲线含量范围,以熔融法制样,用波长色散X射线荧光光谱法测定铜精矿中的铜、铅、铬、砷、银、锑、铋、镍、铁、铝等元素含量.通过试验确定的熔融条件如下:采用四硼酸锂-偏硼酸锂混合熔剂(m∶m=33∶ 67),稀释比为1∶20,预氧化时间为5 min,预氧化温度为700℃,熔融时间为10 min,熔融温度为1 000～1 050℃,以二氧化硅作为玻璃化试剂,加入3～4滴500g/L溴化锂溶液作为脱模剂.共存元素和谱线重叠干扰使用理论影响系数法进行校正,检出限在12～156 μg/g之间.对一个铜精矿样品进行精密度考察,各元素测定结果的相对标准偏差(RSD,n=11)在0.19％～11.3％之间.3个铜精矿实际样品的测定值与标准分析方法测定值相符,满足铜精矿快速分析的要求.","authors":[{"authorName":"李先和","id":"4f45af73-e45d-4e6a-96db-0ad020795512","originalAuthorName":"李先和"},{"authorName":"<span style=\"color:red\">万双</span>","id":"f18a728c-a4ba-458f-81ea-b3c37573f71a","originalAuthorName":"万双"},{"authorName":"刘子健","id":"c7c6efde-6fa3-4a88-8a89-c963c10d0691","originalAuthorName":"刘子健"},{"authorName":"郭飞飞","id":"a727621b-c458-4e9a-b925-15ab1f6ce942","originalAuthorName":"郭飞飞"}],"doi":"10.13228/j.boyuan.issn1000-7571.009736","fpage":"55","id":"c12e088c-d931-4db0-920a-4a1655690a22","issue":"6","journal":{"abbrevTitle":"YJFX","coverImgSrc":"journal/img/cover/YJFX.jpg","id":"71","issnPpub":"1000-7571","publisherId":"YJFX","title":"冶金分析   "},"keywords":[{"id":"63460e2b-eb48-45df-914f-bdf8d5aba892","keyword":"X射线荧光光谱法(XRF)","originalKeyword":"X射线荧光光谱法(XRF)"},{"id":"8e13abfd-a25a-4bfb-8bd4-a7bc0160cdbc","keyword":"铜精矿","originalKeyword":"铜精矿"},{"id":"0699bb17-6a58-4dfc-8020-7e4ae078e4bf","keyword":"熔融制样","originalKeyword":"熔融制样"},{"id":"0bd19a90-6cac-4d5d-9b70-0017d4b34afe","keyword":"主次元素","originalKeyword":"主次元素"}],"language":"zh","publisherId":"yjfx201606011","title":"X射线荧光光谱法测定铜精矿中10种元素","volume":"36","year":"2016"},{"abstractinfo":"对重轨<span style=\"color:red\">万</span>能轧制法中,使用半<span style=\"color:red\">万</span>能成品孔和全<span style=\"color:red\">万</span>能成品孔轧制高精度重轨产品尺寸和形状精度进行了分析研究,对两者轧制高精度重轨进行了实验对比.并借助有限元分析软件ANSYS/LS-DYNA,对采用全<span style=\"color:red\">万</span>能成品孔轧制60 kg/m高精度重轨的变形情况进行了模拟,验证了全<span style=\"color:red\">万</span>能成品孔型的可行性.结果表明,轧制高精度重轨的最好方法是使用全<span style=\"color:red\">万</span>能成品孔.","authors":[{"authorName":"王艳敏","id":"50374326-be04-40a7-86b6-918c3f2c09aa","originalAuthorName":"王艳敏"},{"authorName":"吴迪","id":"297eab89-32ca-4103-9263-3a376179c51c","originalAuthorName":"吴迪"},{"authorName":"赵宪明","id":"2defcdfe-9567-49fb-ac6e-18bf0151995d","originalAuthorName":"赵宪明"},{"authorName":"周剑华","id":"d1f88dd8-8cce-4260-83c4-35b0657af673","originalAuthorName":"周剑华"}],"doi":"","fpage":"32","id":"71ea3aef-668a-4bd4-9521-ef0399f35561","issue":"7","journal":{"abbrevTitle":"GTYJXB","coverImgSrc":"journal/img/cover/GTYJXB.jpg","id":"30","issnPpub":"1001-0963","publisherId":"GTYJXB","title":"钢铁研究学报"},"keywords":[{"id":"61ee9395-c704-44d0-909c-94983cdd4cfa","keyword":"高精度重轨","originalKeyword":"高精度重轨"},{"id":"65272677-b9d8-4809-b29b-0c506edb361f","keyword":"高精度轧制","originalKeyword":"高精度轧制"},{"id":"f141803b-1c97-4f28-9a57-686540131188","keyword":"<span style=\"color:red\">万</span>能轧制","originalKeyword":"万能轧制"},{"id":"1d2f3828-51a8-425e-9173-c08d49dd1750","keyword":"成品孔型","originalKeyword":"成品孔型"}],"language":"zh","publisherId":"gtyjxb200707008","title":"轧制60 kg/m高精度重轨半<span style=\"color:red\">万</span>能和全<span style=\"color:red\">万</span>能成品孔的研究","volume":"19","year":"2007"},{"abstractinfo":"对重轨<span style=\"color:red\">万</span>能轧制法中，使用半<span style=\"color:red\">万</span>能成品孔和全<span style=\"color:red\">万</span>能成品孔轧制高精度重轨产品尺寸和形状精度进行了分析研究，对两者轧制高精度重轨进行了实验对比。并借助有限元分析软件ANSYS/LSDYNA，对采用全<span style=\"color:red\">万</span>能成品孔轧制60 kg/m高精度重轨的变形情况进行了模拟，验证了全<span style=\"color:red\">万</span>能成品孔型的可行性。结果表明，轧制高精度重轨的最好方法是使用全<span style=\"color:red\">万</span>能成品孔。","authors":[{"authorName":"王艳敏","id":"5365209c-4b35-456d-a078-550e72bedf04","originalAuthorName":"王艳敏"},{"authorName":"吴迪","id":"4e74833d-a0ec-49d4-839e-b5bea5048965","originalAuthorName":"吴迪"},{"authorName":"赵宪明","id":"96acb4a0-5a93-47d0-a5ab-9ff30f8ad871","originalAuthorName":"赵宪明"},{"authorName":"周剑华","id":"3349c8ae-fb0e-4acc-9844-c97e13ec71f2","originalAuthorName":"周剑华"}],"categoryName":"|","doi":"","fpage":"32","id":"94cd9271-5ffe-4c0b-9a69-4c6d1766ce05","issue":"7","journal":{"abbrevTitle":"GTYJXB","coverImgSrc":"journal/img/cover/GTYJXB.jpg","id":"30","issnPpub":"1001-0963","publisherId":"GTYJXB","title":"钢铁研究学报"},"keywords":[{"id":"34046a8f-bbde-4644-99a1-891f7eed22d1","keyword":"高精度重轨;高精度轧制;<span style=\"color:red\">万</span>能轧制;成品孔型","originalKeyword":"高精度重轨;高精度轧制;万能轧制;成品孔型"}],"language":"zh","publisherId":"1001-0963_2007_7_13","title":"轧制60 kg/m高精度重轨半<span style=\"color:red\">万</span>能和全<span style=\"color:red\">万</span>能成品孔的研究","volume":"19","year":"2007"},{"abstractinfo":"就鞍钢三炼钢连铸机使用后,扇形段<span style=\"color:red\">万</span>向轴出现的问题,提出了几种相应的改进措施,做出了安全自保护提高计算.经现场采用后,仅在1台连铸机上使用就可创年效益百余<span style=\"color:red\">万</span>元,大大缩短了更换扇形段作业时间,降低了劳动强度,增加了安全自保护功能,使用效果良好,取得了良好的效益.","authors":[{"authorName":"项英华","id":"7b03c5ad-8048-42b9-9f84-7ff0d25a7cd9","originalAuthorName":"项英华"},{"authorName":"王铁钢","id":"b371d434-1935-4982-8e8c-b02bcde7b796","originalAuthorName":"王铁钢"}],"doi":"","fpage":"621","id":"da60694b-f87b-48d1-a9e8-5ddfb8789d11","issue":"z1","journal":{"abbrevTitle":"GT","coverImgSrc":"journal/img/cover/GT.jpg","id":"27","issnPpub":"0449-749X","publisherId":"GT","title":"钢铁"},"keywords":[{"id":"98536327-37dc-4db4-9add-44292edbd501","keyword":"连铸机","originalKeyword":"连铸机"},{"id":"acc1664d-fded-46ea-8ab4-70dbdb444914","keyword":"扇形段","originalKeyword":"扇形段"},{"id":"8e4d825c-4f8b-4e55-8fe5-47b1143c44f1","keyword":"<span style=\"color:red\">万</span>向轴","originalKeyword":"万向轴"},{"id":"1cc0d060-6795-4909-968f-fb41122fc61e","keyword":"自保护","originalKeyword":"自保护"}],"language":"zh","publisherId":"gt2004z1151","title":"连铸机<span style=\"color:red\">万</span>向传动轴的改进","volume":"39","year":"2004"},{"abstractinfo":"通过利用大气腐蚀监测仪(ACM)对海南<span style=\"color:red\">万</span>宁地区的大气腐蚀进行长期电化学监测的结果,与该地区同期的主要大气腐蚀环境因素对比分析,初步找出海南<span style=\"color:red\">万</span>宁大气腐蚀的主要环境因子及其腐蚀环境特点.海南<span style=\"color:red\">万</span>宁长期处于高温高湿条件下,大气腐蚀处于连续不断过程之中,但这一地区大气污染少,加速因素较小,因而大气腐蚀不严重.","authors":[{"authorName":"祁凤玉","id":"db84778e-1328-4b7f-9257-27540a5c99df","originalAuthorName":"祁凤玉"}],"doi":"10.3969/j.issn.1005-5053.2000.03.014","fpage":"73","id":"24022872-599d-41c1-95ac-084c50684201","issue":"3","journal":{"abbrevTitle":"HKCLXB","coverImgSrc":"journal/img/cover/HKCLXB.jpg","id":"41","issnPpub":"1005-5053","publisherId":"HKCLXB","title":"航空材料学报"},"keywords":[{"id":"a51f1d17-4642-4f4a-b71c-dd5a9a23e4fb","keyword":"大气腐蚀","originalKeyword":"大气腐蚀"},{"id":"b91fee0b-234f-463b-af00-84fb23fc222b","keyword":"环境因子","originalKeyword":"环境因子"},{"id":"a158b466-aaa7-406f-a463-eb902f788eab","keyword":"电化学监测","originalKeyword":"电化学监测"}],"language":"zh","publisherId":"hkclxb200003014","title":"海南<span style=\"color:red\">万</span>宁大气腐蚀环境特点的研究","volume":"20","year":"2000"},{"abstractinfo":"对不同立辊直径与来料形状条件下的钢轨<span style=\"color:red\">万</span>能轧制法<span style=\"color:red\">万</span>能机架出钢弯曲仿真分析,找出了立辊直径、来料形状对<span style=\"color:red\">万</span>能机架出钢弯曲的影响规律,为指导生产实践提供了依据.","authors":[{"authorName":"王代文","id":"a3454460-53dd-4521-9765-ed722b3c8f15","originalAuthorName":"王代文"},{"authorName":"邓勇","id":"bef61ec6-43e6-4167-aa4b-3cfc2b635da8","originalAuthorName":"邓勇"},{"authorName":"冯伟","id":"0e59a237-9a07-42c2-aba5-7befa835054c","originalAuthorName":"冯伟"},{"authorName":"薛艳","id":"64443506-df17-41b9-843a-ffaf1ca3d993","originalAuthorName":"薛艳"}],"doi":"","fpage":"15","id":"a4367285-f03c-48a7-879e-bcaa2e8a8e07","issue":"12","journal":{"abbrevTitle":"ZGYJ","coverImgSrc":"journal/img/cover/ZGYJ.jpg","id":"87","issnPpub":"1006-9356","publisherId":"ZGYJ","title":"中国冶金"},"keywords":[{"id":"0e706bea-5ed6-4b81-a634-f2187baab0be","keyword":"钢轨","originalKeyword":"钢轨"},{"id":"3b5b75fd-6fe2-47c9-9647-6f974e2e3796","keyword":"<span style=\"color:red\">万</span>能法","originalKeyword":"万能法"},{"id":"fefbb4e2-27ae-49fa-943c-c9c45589c1c6","keyword":"立辊","originalKeyword":"立辊"},{"id":"546a97b0-c85f-4724-8742-154fd369622e","keyword":"弯曲","originalKeyword":"弯曲"}],"language":"zh","publisherId":"zgyj201212004","title":"浅析立辊直径对<span style=\"color:red\">万</span>能机架出钢弯曲的影响","volume":"22","year":"2012"},{"abstractinfo":"铸机拉矫机<span style=\"color:red\">万</span>向联轴器主要是将减速机扭矩传递给扇形段驱动辊,为连铸机提供拉矫力.首秦3号连铸机<span style=\"color:red\">万</span>向联轴器伸缩位置距离扇形段驱动辊连接法兰较近,在二冷室内极易腐蚀锈死,不易拆卸;同时<span style=\"color:red\">万</span>向联轴器与扇形段驱动辊法兰连接处螺栓极易松动,造成引锭杆下沉,严重影响生产.对拉矫机<span style=\"color:red\">万</span>向联轴进行技术改造,解决了<span style=\"color:red\">万</span>向联轴器伸缩腐蚀锈死和<span style=\"color:red\">万</span>向联轴器与扇形段驱动辊法兰盘螺栓容易松动的问题.","authors":[{"authorName":"樊星辰","id":"5ab6d982-69f1-4e21-92d8-ab946c50f200","originalAuthorName":"樊星辰"},{"authorName":"孙博","id":"cb232e5f-de67-421c-91df-a2569f0418db","originalAuthorName":"孙博"},{"authorName":"贾广顺","id":"c5d9522c-897c-425b-86df-4845a06f4544","originalAuthorName":"贾广顺"},{"authorName":"李松山","id":"7137d758-8426-4cb3-8946-3c4773c5ab85","originalAuthorName":"李松山"},{"authorName":"甄新刚","id":"a8a3ab03-2194-4740-a76e-1e5e857eb9c7","originalAuthorName":"甄新刚"}],"doi":"","fpage":"35","id":"19ead3c4-f51d-4b40-a812-60e9ff62355d","issue":"5","journal":{"abbrevTitle":"LZ","coverImgSrc":"journal/img/cover/LZ.jpg","id":"52","issnPpub":"1005-4006","publisherId":"LZ","title":"连铸"},"keywords":[{"id":"02c476bf-a9de-4210-a3e1-2182bb07e068","keyword":"<span style=\"color:red\">万</span>向联轴器","originalKeyword":"万向联轴器"},{"id":"25d9c5e4-7bcc-4ed0-8c46-9d25d37c2496","keyword":"法兰","originalKeyword":"法兰"},{"id":"18d80733-4335-4f27-be41-b10ca59fa787","keyword":"伸缩","originalKeyword":"伸缩"},{"id":"44172b07-a019-413c-aea6-581bd92291b7","keyword":"扭矩","originalKeyword":"扭矩"}],"language":"zh","publisherId":"lz201305008","title":"首秦3号板坯铸机拉矫机<span style=\"color:red\">万</span>向联轴器改造","volume":"","year":"2013"},{"abstractinfo":"介绍了成品孔型的选择、采用全<span style=\"color:red\">万</span>能成品孑L型轧制60 kg/m重轨生产线的工艺布置方案及主要生产工艺.并对半<span style=\"color:red\">万</span>能成品孔型和全<span style=\"color:red\">万</span>能成品孔型轧制60 kg/m重轨的生产工艺就压下系数分配进行了分析和对比,得出使用全<span style=\"color:red\">万</span>能成品孔型,轧件在<span style=\"color:red\">万</span>能孔型中轨头与轨底及轨腰的压下系数相差很小,轧件变形均匀,各<span style=\"color:red\">万</span>能机架间的压下系数分配更合理,有利于提高重轨的表面质量和尺寸精度,提高轧制效率.","authors":[{"authorName":"周剑华","id":"74dc6714-c453-4db9-bc4d-7347e447d53b","originalAuthorName":"周剑华"},{"authorName":"吴迪","id":"3248cad0-833f-46fd-85f0-dea1abbd9424","originalAuthorName":"吴迪"},{"authorName":"赵宪明","id":"9f3d7cc0-b64a-4ab8-8803-551ccdd128cf","originalAuthorName":"赵宪明"},{"authorName":"林刚","id":"e2c139c5-3930-43a3-a915-171d798c5834","originalAuthorName":"林刚"}],"doi":"10.3969/j.issn.1001-1447.2007.03.009","fpage":"31","id":"ea1ba06a-06c2-418a-bb74-feb32048d8e4","issue":"3","journal":{"abbrevTitle":"GTYJ","coverImgSrc":"journal/img/cover/GTYJ.jpg","id":"29","issnPpub":"1001-1447","publisherId":"GTYJ","title":"钢铁研究"},"keywords":[{"id":"c2e18bdc-e195-49ac-a5da-fe83f34697d8","keyword":"高精度重轨","originalKeyword":"高精度重轨"},{"id":"4c01dee6-d10a-44f5-82ee-f878aa884ab0","keyword":"高精度轧制","originalKeyword":"高精度轧制"},{"id":"c5147744-7e16-44bc-ab8f-62c5413cb6d0","keyword":"<span style=\"color:red\">万</span>能轧机","originalKeyword":"万能轧机"},{"id":"9436f3ad-7d97-4db4-b356-da88c86ca517","keyword":"成品孔型","originalKeyword":"成品孔型"}],"language":"zh","publisherId":"gtyj200703009","title":"全<span style=\"color:red\">万</span>能成品孔型轧制高精度重轨生产工艺研究","volume":"35","year":"2007"},{"abstractinfo":"型钢<span style=\"color:red\">万</span>能连轧机组采用混合孔型轧制槽钢是一种新工艺,通过使用H型钢<span style=\"color:red\">万</span>能轧机生产线对18~32号等多个槽钢产品的开发和生产,得出了型钢<span style=\"color:red\">万</span>能连轧机组采用混合孔型轧制槽钢的特点和规律。主要介绍在H型钢<span style=\"color:red\">万</span>能连轧生产线上应用此<span style=\"color:red\">万</span>能法轧制槽钢的工艺方法及孔型系统,并与传统两辊孔型法进行了比较,通过实践证明此工艺值得在相似生产线上推广。","authors":[{"authorName":"刘瑞刚","id":"389803bc-64cb-45a5-a283-9bdea435ac51","originalAuthorName":"刘瑞刚"},{"authorName":"王福良","id":"75bc070e-d87b-4d34-afc7-e727767715dd","originalAuthorName":"王福良"},{"authorName":"徐莹","id":"2715f2ea-c763-4438-bf58-9af623f76e9d","originalAuthorName":"徐莹"}],"doi":"","fpage":"40","id":"bd47c2bd-fe7d-4328-9183-669b7f4e9881","issue":"7","journal":{"abbrevTitle":"ZGYJ","coverImgSrc":"journal/img/cover/ZGYJ.jpg","id":"87","issnPpub":"1006-9356","publisherId":"ZGYJ","title":"中国冶金"},"keywords":[{"id":"3278aa2c-264e-4762-a8e5-093fbb493013","keyword":"槽钢","originalKeyword":"槽钢"},{"id":"49cf57f2-a412-4e12-ad96-dcb845b1b607","keyword":"<span style=\"color:red\">万</span>能法轧制","originalKeyword":"万能法轧制"},{"id":"91dbe6e1-ef5f-40f7-b9a2-cf94b53f7e1c","keyword":"<span style=\"color:red\">万</span>能混合孔型","originalKeyword":"万能混合孔型"},{"id":"0a0c09cc-74a7-4b20-9991-6a29ec4df51a","keyword":"<span style=\"color:red\">万</span>能轧机","originalKeyword":"万能轧机"}],"language":"zh","publisherId":"zgyj201107014","title":"<span style=\"color:red\">万</span>能连轧机组混合孔型轧制槽钢的工艺浅析","volume":"21","year":"2011"}],"totalpage":843,"totalrecord":8421}