{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":2,"startPagecode":1},"records":[{"abstractinfo":"水浴法合成了水溶性YVO_4:Eu荧光纳米粒子,粒子溶液荧光强度大,荧光性能稳定.以YVO_4:Eu粒子作荧光探针,基于Cr(Ⅵ)对YVO_4:Eu粒子的荧光猝灭,建立了简单快速地定量测定痕量Cr(Ⅵ)的新方法.对Cr(Ⅵ)的测定条件及共存离子的干扰进行了考察,在最佳条件下,反应溶液中YVO_4:Eu粒子荧光强度的对数值和Cr(Ⅵ)浓度有良好的线性关系,线性回归方程为1g/L=2.90-1.30×101c(c的单位:10-mol/L),线性相关系数为0.997 1,线性范围为1.04×10~(-4)～5.20×10~(-2)g/L.方法的检出限为1.6×10~(-5)g/L,RSD为1.7%(5.20×10~(-3)g/L,n-11).将方法用于测自来水样中Cr(Ⅵ),回收率为102%～109%.实验探讨了Cr(Ⅵ)对YVO_4:Eu粒子荧光猝灭的机理,结果表明是静态猝灭.","authors":[{"authorName":"蒋娟娟","id":"1e89b097-61b9-463a-af51-f038c0028fd7","originalAuthorName":"蒋娟娟"},{"authorName":"于永丽","id":"8d25998d-bad5-4254-a512-dbf0a9eaff5a","originalAuthorName":"于永丽"},{"authorName":"<span style=\"color:red\">翟</span><span style=\"color:red\">涵</span>","id":"726c3b3e-cfa8-4e1e-bb1d-27640912f1c9","originalAuthorName":"翟涵"},{"authorName":"徐淑坤","id":"7280e4e7-321c-4c4c-9c29-7de4a2bbb6fb","originalAuthorName":"徐淑坤"},{"authorName":"张秀娟","id":"3958a29f-2fbc-48a5-9242-2e890b073b51","originalAuthorName":"张秀娟"}],"doi":"10.3969/j.issn.1000-7571.2010.03.003","fpage":"13","id":"b2e9cb86-e41f-446b-a9ce-66d3d91e112f","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":"e8540d21-25b5-4378-885d-2c3d74f1d699","keyword":"荧光探针","originalKeyword":"荧光探针"},{"id":"13bb1a22-1f22-45f4-802c-90e493d39543","keyword":"铬(Ⅵ)","originalKeyword":"铬(Ⅵ)"},{"id":"2a925bf7-53b2-47a9-967b-95382f9a2c0c","keyword":"纳米粒子","originalKeyword":"纳米粒子"},{"id":"74f7cff8-347b-4b2e-b4ae-7320c252bacb","keyword":"钒酸钇","originalKeyword":"钒酸钇"},{"id":"c8934c6d-b087-41b7-8da7-9a886d31b1ad","keyword":"铕","originalKeyword":"铕"}],"language":"zh","publisherId":"yjfx201003003","title":"铕激活的钒酸钇纳米粒子荧光探针测定铬(Ⅵ)","volume":"30","year":"2010"},{"abstractinfo":"孔径及其分布决定了多孔陶瓷的性能及应用,因此对其测定和定量表征非常重要.本文综述了多孔陶瓷孔径及孔径分布的常见测定方法,包括气泡法、压汞法、气体透过法、气体吸附法、气体渗透法、液-液法、悬浮液过滤法、X射线小角度散射法、核磁共振成像法、X射线断层扫描法以及电子显微镜图像分析法.比较了各种测试方法的优缺点,认为电子显微镜图像分析法是最直接有效的测定方法,并对多孔陶瓷的测试表征方法提出了展望.","authors":[{"authorName":"蒋兵","id":"4827c218-7d53-4426-bd31-f8fea70d1a11","originalAuthorName":"蒋兵"},{"authorName":"<span style=\"color:red\">翟</span><span style=\"color:red\">涵</span>","id":"a29525d2-fb6f-4918-9150-c64998e8fc3e","originalAuthorName":"翟涵"},{"authorName":"李正民","id":"7e479055-9ff8-4423-be17-09cc4450f775","originalAuthorName":"李正民"}],"doi":"","fpage":"311","id":"91a7a0d2-0a60-4409-9525-5fa85cb2a221","issue":"2","journal":{"abbrevTitle":"GSYTB","coverImgSrc":"journal/img/cover/GSYTB.jpg","id":"36","issnPpub":"1001-1625","publisherId":"GSYTB","title":"硅酸盐通报   "},"keywords":[{"id":"99b5e55f-df5c-46ee-adbc-44a5f4e06be7","keyword":"多孔陶瓷","originalKeyword":"多孔陶瓷"},{"id":"d7dd78ab-092c-44d2-8b17-b5b3e3b4bc9f","keyword":"测试方法","originalKeyword":"测试方法"},{"id":"68449862-7472-421f-85e9-d6d933316edb","keyword":"孔径分布","originalKeyword":"孔径分布"}],"language":"zh","publisherId":"gsytb201202017","title":"多孔陶瓷孔径及其分布测定方法研究进展","volume":"31","year":"2012"},{"abstractinfo":"本文对内涵高低压三级涡轮、涡轮出口支板通道、外<span style=\"color:red\">涵</span>通道以及内外<span style=\"color:red\">涵</span>混合段流动进行联立计算,给出了流场结构和流动分析.结果表明:联立数值模拟十分必要,是考察多部件匹配特性的有效手段.数值模拟的结果还表明:涡轮与支板的匹配不太理想,但气体通过支板后,仍能够接近轴向出气;混合段内外<span style=\"color:red\">涵</span>流动掺混作用并不强烈,由于掺混带来的气动损失并不严重.","authors":[{"authorName":"杨琳","id":"053d1cc1-4ea1-4e31-b50c-f6c3d55e9be9","originalAuthorName":"杨琳"},{"authorName":"刘火星","id":"c65c1356-937b-41b2-8c0d-411d724429d2","originalAuthorName":"刘火星"},{"authorName":"邹正平","id":"c9782795-0264-41b5-95c7-b7c73613c89b","originalAuthorName":"邹正平"},{"authorName":"李维","id":"ceddb533-21c1-49e8-adb7-eab4de3c1c4c","originalAuthorName":"李维"}],"doi":"","fpage":"39","id":"b28ac5ba-6854-49c4-b4e8-a17aa03a1c3a","issue":"1","journal":{"abbrevTitle":"GCRWLXB","coverImgSrc":"journal/img/cover/GCRWLXB.jpg","id":"32","issnPpub":"0253-231X","publisherId":"GCRWLXB","title":"工程热物理学报   "},"keywords":[{"id":"512b4656-e338-42e0-8905-ec566ab16599","keyword":"内外<span style=\"color:red\">涵</span>","originalKeyword":"内外涵"},{"id":"3697d4b9-2a43-4e2e-94ec-70ed7258db35","keyword":"涡轮","originalKeyword":"涡轮"},{"id":"e725fcbe-44fa-4f04-8dac-75268e6fa941","keyword":"支板","originalKeyword":"支板"},{"id":"bc177a4f-5313-4f07-8770-b79a9745901f","keyword":"数值模拟","originalKeyword":"数值模拟"},{"id":"50995557-d344-46b2-b768-4d324d5de3a5","keyword":"匹配","originalKeyword":"匹配"}],"language":"zh","publisherId":"gcrwlxb200601012","title":"涡轮内外<span style=\"color:red\">涵</span>联立数值模拟","volume":"27","year":"2006"},{"abstractinfo":"结合河北承德某工程实际,对工程中涵洞选用FRPM管的标段进行车辆静载试验,以研究其受力状况,为实际工程做指导.FRPM管的受力状况与不同填土高度及荷载作用密切相关,为此依据现场试验所得管道受力特征,在平面应变条件下,采用ABAQUS建立的管-土相互作用模型对现场试验进行数值模拟,利用数值分析的方法,以减少传统试验在人力、物力上的耗费.研究结果表明,在最小填土0.5m,不同车辆荷载作用下,管<span style=\"color:red\">涵</span>最大变形为1.3mm,管<span style=\"color:red\">涵</span>受力较好;试验与模拟结果一致性较好,验证了所建模型的正确性.","authors":[{"authorName":"魏连雨","id":"acd87c56-5597-4be0-ace0-e91e22424b39","originalAuthorName":"魏连雨"},{"authorName":"张国盘","id":"05b4395d-f9ea-4a26-ac42-dda7ee4004fb","originalAuthorName":"张国盘"},{"authorName":"张济源","id":"b149d6dc-f472-4017-b2b0-87783e559aa0","originalAuthorName":"张济源"},{"authorName":"王金伟","id":"50474059-df75-4084-9dde-984440ae7bed","originalAuthorName":"王金伟"},{"authorName":"陈兆南","id":"3feef878-ffd3-4664-b659-148b11bfb01e","originalAuthorName":"陈兆南"}],"doi":"","fpage":"73","id":"aa019488-7d9e-4768-a7f9-9e758e4516de","issue":"8","journal":{"abbrevTitle":"BLGFHCL","coverImgSrc":"journal/img/cover/BLGFHCL.jpg","id":"6","issnPpub":"1003-0999","publisherId":"BLGFHCL","title":"玻璃钢/复合材料"},"keywords":[{"id":"0fbd2d54-12bb-4403-a2bb-b7422b831404","keyword":"FRPM管","originalKeyword":"FRPM管"},{"id":"e14da0b2-4d60-4e2b-8d62-d631d7cefabf","keyword":"静载试验","originalKeyword":"静载试验"},{"id":"a5f9fb9e-afe6-4722-a0b7-d75a432deee6","keyword":"力学特性","originalKeyword":"力学特性"},{"id":"fd8eef33-ee04-4e4f-bb32-c45f192a2e1e","keyword":"数值模拟","originalKeyword":"数值模拟"}],"language":"zh","publisherId":"blgfhcl201608013","title":"FRPM管<span style=\"color:red\">涵</span>力学特性试验与数值模拟研究","volume":"","year":"2016"},{"abstractinfo":"在双<span style=\"color:red\">涵</span>道叶轮机风扇和压气机的设计中,本文将风扇及内外<span style=\"color:red\">涵</span>叶片的S2流面反问题统一起来,而成为一个统一的双<span style=\"color:red\">涵</span>道叶轮机S2流面反问题.在分<span style=\"color:red\">涵</span>处,采用一列重叠网格,用来传递分<span style=\"color:red\">涵</span>处上游和下游的流场信息,分流机匣最前面的点既是内涵的计算点,又是外<span style=\"color:red\">涵</span>的计算点,以该点的压力值作为收敛的判断依据,通过改变分流比,使计算得到的两个压力值相等,分流机匣前的流线平滑,从而得到合适的流场.本方法适用于较复杂的双<span style=\"color:red\">涵</span>道叶轮机设计,风扇和内外<span style=\"color:red\">涵</span>叶片排数理论上都不受限制.","authors":[{"authorName":"刘锡阳","id":"db1a712e-3dfc-4cd9-990b-4259451635f4","originalAuthorName":"刘锡阳"},{"authorName":"温泉","id":"4c10337f-ed16-4f29-9566-ef9d10a51894","originalAuthorName":"温泉"},{"authorName":"赵晓路","id":"f8cc28e5-3642-4693-9a83-82a481a5139a","originalAuthorName":"赵晓路"}],"doi":"","fpage":"417","id":"a85c67ee-489d-46ca-82b4-02dde313f198","issue":"3","journal":{"abbrevTitle":"GCRWLXB","coverImgSrc":"journal/img/cover/GCRWLXB.jpg","id":"32","issnPpub":"0253-231X","publisherId":"GCRWLXB","title":"工程热物理学报   "},"keywords":[{"id":"9be0f25b-42dc-4d61-92b0-358ac1236bb8","keyword":"航空、航天推进系统","originalKeyword":"航空、航天推进系统"},{"id":"0f891756-abc7-4b8c-8ef6-c9ae3201acef","keyword":"双<span style=\"color:red\">涵</span>道叶轮机械","originalKeyword":"双涵道叶轮机械"},{"id":"6f9896c6-9191-4011-a145-3be448c67472","keyword":"S2流面","originalKeyword":"S2流面"},{"id":"94054bfd-53b1-4d2b-bce8-4f9c50a1ce3a","keyword":"流函数","originalKeyword":"流函数"}],"language":"zh","publisherId":"gcrwlxb200603018","title":"双<span style=\"color:red\">涵</span>道叶轮机S2流面反问题计算方法","volume":"27","year":"2006"},{"abstractinfo":"模拟涵洞受力状态下的玻璃钢夹砂管进行室内疲劳试验,试验研究表明,玻璃钢夹砂管管<span style=\"color:red\">涵</span>经250万次疲劳加载后,承载力和环刚度降低不显著,没有发生分层开裂和脆断,完全符合公路涵洞实际应用要求.在室内疲劳试验基础上,提出了符合公路规范的玻璃钢夹砂管疲劳寿命的预测公式,并分析了影响玻璃钢夹砂管疲劳性能的因素,为玻璃钢夹砂管在公路涵洞推广使用中的耐久性设计提供了可靠的分析基础.","authors":[{"authorName":"石华旺","id":"993295a9-482c-4995-b68f-db17ae713cc4","originalAuthorName":"石华旺"},{"authorName":"魏连雨","id":"2a421199-d644-4b27-a050-256075afc960","originalAuthorName":"魏连雨"},{"authorName":"陈兆南","id":"b922eeb4-26fa-4bd1-9d76-00b47e303f12","originalAuthorName":"陈兆南"},{"authorName":"张国盘","id":"181b9503-9ccc-4ddb-a748-38ffdc9e6350","originalAuthorName":"张国盘"},{"authorName":"郑彦军","id":"8020122a-c5d0-49ed-b196-5792f1d9bfd1","originalAuthorName":"郑彦军"}],"doi":"","fpage":"21","id":"69a4d677-b119-49a3-beda-ee7ad232d7bb","issue":"3","journal":{"abbrevTitle":"BLGFHCL","coverImgSrc":"journal/img/cover/BLGFHCL.jpg","id":"6","issnPpub":"1003-0999","publisherId":"BLGFHCL","title":"玻璃钢/复合材料"},"keywords":[{"id":"bd179b59-a26f-4adc-ad4c-9a30f38d468c","keyword":"疲劳试验","originalKeyword":"疲劳试验"},{"id":"e29a4148-826f-4345-a709-aa93e063f1e9","keyword":"玻璃钢夹砂管","originalKeyword":"玻璃钢夹砂管"},{"id":"285e442a-3101-42a8-a96e-3fae34ac404d","keyword":"剩余刚度","originalKeyword":"剩余刚度"},{"id":"aa7ad12b-c15e-4199-b39f-d6b656af2940","keyword":"疲劳性能","originalKeyword":"疲劳性能"}],"language":"zh","publisherId":"blgfhcl201703004","title":"玻璃纤维增强塑料夹砂管<span style=\"color:red\">涵</span>疲劳性能试验研究","volume":"","year":"2017"},{"abstractinfo":"在涡扇发动机基础上,以脉冲爆震燃烧室代替普通加力燃烧室构成涡扇-脉冲爆震组合发动机.对该组合动力,涡扇发动机内外<span style=\"color:red\">涵</span>掺混过程对脉冲爆震燃烧室的进气状况有着重要的影响,本文针对环形混合器和波瓣混合器进行了数值模拟,揭示了两种混合器不同的掺混机理,同时研究了不同穿透率的波瓣混合器对流场的影响.结果表明,相对于环形混合器,采用波瓣混合器能够获得良好的掺混效果和PDE入口温度的提高;但随着穿透率的增加,波瓣混合器总压损失也会增加,同时PDE入口的氧气浓度也有所降低.","authors":[{"authorName":"吴川","id":"5cce71d0-2230-4b3f-8ad7-644d682ef1f1","originalAuthorName":"吴川"},{"authorName":"张靖周","id":"616f35d1-edc1-47f5-ba2a-3d2f6c7ee74a","originalAuthorName":"张靖周"},{"authorName":"单勇","id":"ce7ccc1e-59f2-4bc0-aec3-4c2924662742","originalAuthorName":"单勇"}],"doi":"","fpage":"1437","id":"f5807420-aea4-49d0-8655-214c034b622e","issue":"8","journal":{"abbrevTitle":"GCRWLXB","coverImgSrc":"journal/img/cover/GCRWLXB.jpg","id":"32","issnPpub":"0253-231X","publisherId":"GCRWLXB","title":"工程热物理学报   "},"keywords":[{"id":"62f475bd-7cd4-4594-bae4-878ac12c605e","keyword":"涡扇-脉冲爆震组合发动机","originalKeyword":"涡扇-脉冲爆震组合发动机"},{"id":"679807ed-6d30-41b6-867c-e6368d27c203","keyword":"脉冲爆震燃烧室","originalKeyword":"脉冲爆震燃烧室"},{"id":"97d7abed-369b-4dd9-9205-94feedfecc88","keyword":"混合器","originalKeyword":"混合器"},{"id":"27c59bfe-b542-474f-bff1-81d4576b8384","keyword":"波瓣混合器","originalKeyword":"波瓣混合器"}],"language":"zh","publisherId":"gcrwlxb200908051","title":"涡扇-脉冲爆震组合发动机内外<span style=\"color:red\">涵</span>掺混器研究","volume":"30","year":"2009"},{"abstractinfo":"本文用数值模拟的方法,对某涡扇发动机从风扇入口到增压级出口以及整个外<span style=\"color:red\">涵</span>道的稳态流场进行了联算和分析,计算是在我们自主搭建的分布式平行网络平台上进行的.计算表明风扇叶片沿叶高马赫数变化较大,从叶根附近的0.56变化到叶顶的1.34.本文得出了比较详细的内外<span style=\"color:red\">涵</span>道流场的信息,为叶片优化设计以及气动声学评估提供了依据.","authors":[{"authorName":"赵永辉","id":"b542ccb4-4337-4ab6-b99d-3bcbaa0f4033","originalAuthorName":"赵永辉"},{"authorName":"张宏武","id":"ead9f75a-81e6-4a17-816a-47d7739f164a","originalAuthorName":"张宏武"},{"authorName":"聂超群","id":"37db7abb-b399-4904-9bc0-babd0b48af2e","originalAuthorName":"聂超群"},{"authorName":"黄伟光","id":"37773826-48b7-4a8e-b173-ae7aa7affc80","originalAuthorName":"黄伟光"}],"doi":"","fpage":"758","id":"61cba252-253a-4195-90d9-32d225389d9c","issue":"5","journal":{"abbrevTitle":"GCRWLXB","coverImgSrc":"journal/img/cover/GCRWLXB.jpg","id":"32","issnPpub":"0253-231X","publisherId":"GCRWLXB","title":"工程热物理学报   "},"keywords":[{"id":"563af9dc-1478-4f5c-b352-7f8529c9ab4b","keyword":"<span style=\"color:red\">涵</span>道","originalKeyword":"涵道"},{"id":"a10efa63-54ff-4a05-98cf-0079556a10ce","keyword":"涡扇发动机","originalKeyword":"涡扇发动机"},{"id":"cbd2b61b-436b-4dde-8fbd-30450cce2ce7","keyword":"数值模拟","originalKeyword":"数值模拟"}],"language":"zh","publisherId":"gcrwlxb200505012","title":"航空发动机内外<span style=\"color:red\">涵</span>道三维粘性流场的数值模拟","volume":"26","year":"2005"},{"abstractinfo":"本文对某涡扇发动机风扇-外<span style=\"color:red\">涵</span>道-内涵道整体进行三维定常数值模拟,对内外<span style=\"color:red\">涵</span>道在设计转速下的流量特性和非设计工况下的气动性能进行了分析.得到内外<span style=\"color:red\">涵</span>道的稳定工作区域以及在内外<span style=\"color:red\">涵</span>道堵塞和近失速点的流场信息,为风扇/增压级整体结构的性能评估和优化设计提供了一定的依据.","authors":[{"authorName":"赵永辉","id":"b726e709-c0fc-481e-bb16-dc33cdf54af8","originalAuthorName":"赵永辉"},{"authorName":"张宏武","id":"0dd86a76-127c-48c3-bdac-cbcbae265a67","originalAuthorName":"张宏武"},{"authorName":"聂超群","id":"c139356e-51d6-4c82-9507-88ec443a88ad","originalAuthorName":"聂超群"}],"doi":"","fpage":"577","id":"731bbb2b-476a-495e-bf31-35d11eafc205","issue":"4","journal":{"abbrevTitle":"GCRWLXB","coverImgSrc":"journal/img/cover/GCRWLXB.jpg","id":"32","issnPpub":"0253-231X","publisherId":"GCRWLXB","title":"工程热物理学报   "},"keywords":[{"id":"1d99c60d-b967-4955-b2ea-e629cf1ca1c0","keyword":"风扇/增压级","originalKeyword":"风扇/增压级"},{"id":"c58ce2e7-dd2f-40af-b588-efb1d35d83f1","keyword":"涡扇发动机","originalKeyword":"涡扇发动机"},{"id":"a29cd851-bc6c-492d-aa64-981f187e4811","keyword":"数值模拟","originalKeyword":"数值模拟"}],"language":"zh","publisherId":"gcrwlxb200604012","title":"风扇/增压级非设计工况特性分析","volume":"27","year":"2006"},{"abstractinfo":"为评价埋地玻璃钢夹砂管涵洞的安全性,保障道路交通运输安全,本文以理论计算为基础,进行现场试验检测,综合分析地面车辆荷载和竖向土压力传至公路下的埋地玻璃钢纤维夹砂管上的作用力与管<span style=\"color:red\">涵</span>的受力变形特性,然后用回归预测模型计算1200 kN荷载下的力学参数值,验证管<span style=\"color:red\">涵</span>安全运营状况.结果表明,理论计算和现场试验进行比对,验证了车辆荷载作用下直径1.5m、厚38 mm的玻璃钢夹砂管的安全可靠性,为玻璃钢夹砂管设计和施工提供科学理论依据.","authors":[{"authorName":"魏连雨","id":"21d36dde-feaf-46d3-8bdf-acac4e8cbdef","originalAuthorName":"魏连雨"},{"authorName":"陈兆南","id":"898a4fb9-c334-4e90-81e7-1e4d6304c863","originalAuthorName":"陈兆南"},{"authorName":"郑彦军","id":"0a99fcc8-7189-4bb4-8f23-ac35eaadfda0","originalAuthorName":"郑彦军"},{"authorName":"张济源","id":"9bdf14af-4a2b-4740-bc8b-9f560685c4fd","originalAuthorName":"张济源"},{"authorName":"张国盘","id":"1deb5a45-924d-40fd-8fe5-f0d3abd25a0b","originalAuthorName":"张国盘"}],"doi":"","fpage":"81","id":"f0483de7-1ab8-4620-bc62-0e5478d597f0","issue":"9","journal":{"abbrevTitle":"BLGFHCL","coverImgSrc":"journal/img/cover/BLGFHCL.jpg","id":"6","issnPpub":"1003-0999","publisherId":"BLGFHCL","title":"玻璃钢/复合材料"},"keywords":[{"id":"1fc8ce93-07cd-4112-8f7b-0e8e70f14a59","keyword":"玻璃钢夹砂管","originalKeyword":"玻璃钢夹砂管"},{"id":"cd5c7732-4123-46d0-939a-0382b3b09abb","keyword":"车辆荷载","originalKeyword":"车辆荷载"},{"id":"150e00ca-1228-4fdf-b2e4-bd7a11613c26","keyword":"受力特性","originalKeyword":"受力特性"},{"id":"d78164e1-db95-43e6-86c3-56e7e564844f","keyword":"安全评价","originalKeyword":"安全评价"}],"language":"zh","publisherId":"blgfhcl201609014","title":"车辆超载下玻璃钢夹砂管涵洞安全评价","volume":"","year":"2016"}],"totalpage":2,"totalrecord":18}