{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":5,"startPagecode":1},"records":[{"abstractinfo":"通过建立海底管道全寿命周期成本模型使海底管道运营者以最低的成本选择出最优的海底管道运行维护方法.针对模型中与海管维护相关的九大类经济成本因素进行评价,根据发生费用条件的不同,对相关经济成本进行费用排序.通过具体的海底管道维修的案例分析,将实际案例成本植入模型要素中,模型给出的最优化的运维方法与案例中方法一致.","authors":[{"authorName":"<span style=\"color:red\">魏</span><span style=\"color:red\">丽</span>","id":"f245d393-4074-4d8a-b8a2-1e68255069f9","originalAuthorName":"魏丽"},{"authorName":"王永琴","id":"3b21409c-1004-4f3d-8886-6afd10f770ef","originalAuthorName":"王永琴"},{"authorName":"王修云","id":"c3489761-a34f-4eb3-a8c3-9801e322d314","originalAuthorName":"王修云"},{"authorName":"张颖怀","id":"f43440ff-66e6-4054-8b22-c750b9810611","originalAuthorName":"张颖怀"},{"authorName":"李振坤","id":"547d008d-7649-4c29-811f-2bad9a62cc9d","originalAuthorName":"李振坤"},{"authorName":"张洪波","id":"ba09c466-a16c-48c0-b587-ad359606a4f4","originalAuthorName":"张洪波"}],"doi":"","fpage":"185","id":"1b2faf21-7aeb-4f91-8b86-91968af4b68a","issue":"2","journal":{"abbrevTitle":"FSYFH","coverImgSrc":"journal/img/cover/FSYFH.jpg","id":"25","issnPpub":"1005-748X","publisherId":"FSYFH","title":"腐蚀与防护"},"keywords":[{"id":"5fd9d91c-8ab1-49a5-8ac7-41463cb7f4ea","keyword":"海底管道","originalKeyword":"海底管道"},{"id":"045f2414-1be8-4ee2-8dbf-1caad3371d9c","keyword":"运行维护","originalKeyword":"运行维护"},{"id":"d83a56bc-1654-488d-b376-cdc3f2515865","keyword":"经济成本","originalKeyword":"经济成本"},{"id":"8d8dc78e-8645-40fe-a501-ce831ef20660","keyword":"模型","originalKeyword":"模型"}],"language":"zh","publisherId":"fsyfh201402018","title":"海底管道运行维护技术的经济成本评价","volume":"35","year":"2014"},{"abstractinfo":"以纺锤体状单晶氧化铜、片状单晶氧化镧和硝酸盐为金属源, 通过水热法并灼烧所得产物, 制备了具有纺锤体状、棒状和短链状类钙钛矿型氧化物 La2(xSrxCuO4 (x = 0, 1)单晶纳微米粒子. 采用 X 射线衍射、扫描电镜、透射电镜、X 射线光电子能谱、氢气程序升温还原、氧气程序升温脱附以及 N2 吸附等技术对所得催化剂的物化性质进行了表征, 考察了这些样品催化甲烷氧化反应的性能. 结果表明, 将 Sr 部分引入 La2CuO4 的晶格中可增加催化剂表面吸附氧量、Cu3+含量和还原能力. 在空速为 50 000 ml/(g·h) 和 CH4/O2 摩尔比为 1/10 的条件下, 以硝酸盐为金属源制得的 LaSrCuO4 表现出最高的催化活性, 在 675 ℃ 时甲烷反应速率高达 40.9 mmol/(g·h) . 这一优良的催化性能与其表面较高的氧空位浓度、独特的单晶结构和特定的表面形貌有关.","authors":[{"authorName":"张悦","id":"541369b8-89a9-4569-8968-a3ceb70ccb39","originalAuthorName":"张悦"},{"authorName":"张磊","id":"b6cae5e3-5527-4c5d-a8dd-41b33bc750cc","originalAuthorName":"张磊"},{"authorName":"邓积光","id":"cdabbcba-9347-4828-91cd-6c18a493f9d2","originalAuthorName":"邓积光"},{"authorName":"<span style=\"color:red\">魏</span><span style=\"color:red\">丽</span>","id":"88433ea9-3492-4eda-b98d-fb06668d25eb","originalAuthorName":"魏丽"},{"authorName":"戴洪兴","id":"5446c256-fc65-4683-9b80-39cd26ced2f3","originalAuthorName":"戴洪兴"},{"authorName":"何洪","id":"4e6c2ee2-099d-484c-a9b0-b65fbff28129","originalAuthorName":"何洪"}],"doi":"","fpage":"347","id":"ab7d83ed-849f-4df5-b528-83319a4f90b4","issue":"4","journal":{"abbrevTitle":"CHXB","coverImgSrc":"journal/img/cover/CHXB.jpg","id":"18","issnPpub":"0253-9837","publisherId":"CHXB","title":"催化学报   "},"keywords":[{"id":"6c0f661f-3b18-49cf-b12e-a9cc4f687e29","keyword":"类钙钛矿氧化物","originalKeyword":"类钙钛矿氧化物"},{"id":"fe9e1d1a-bd0b-4257-ba38-5d9d35131851","keyword":"锶取代铜酸镧","originalKeyword":"锶取代铜酸镧"},{"id":"ee0f8118-ab39-42da-9345-26516a885dc1","keyword":"水热合成法","originalKeyword":"水热合成法"},{"id":"0a4697db-a92d-4090-bdb8-407d73e7e5ed","keyword":"特定表面形貌","originalKeyword":"特定表面形貌"},{"id":"f0ada49a-23cb-4777-9e59-d1afa523fbd3","keyword":"甲烷氧化","originalKeyword":"甲烷氧化"}],"language":"zh","publisherId":"cuihuaxb200904014","title":"水热法制备特定形貌单晶 La2-xSrxCuO4 及甲烷催化氧化性能","volume":"30","year":"2009"},{"abstractinfo":"利用光学显微镜和扫描电镜对Ni3Al基单晶合金IC21的铸态组织和不同热处理制度后的组织进行了观察,研究了固溶温度和时效温度对合金热处理组织的影响.研究结果表明,IC21单晶合金的铸态组织由γ’相、γ相以及枝晶间的白色块状析出相组成,枝晶干上γ’相尺寸比枝晶间的γ’相尺寸大.IC21单晶合金的初熔温度约为1345℃,热处理窗口约为65℃.枝晶间γ’相的溶解温度低于枝晶干γ’相的溶解温度.固溶温度越高,时效处理后γ’相的尺寸越均匀.一级时效处理温度对γ’相的尺寸、形态和数量有明显影响.随着一级时效温度的增加,γ’相的体积分数和尺寸增加,形状由类球状向立方状再向长条状转变.1320 ℃/10 h/aac+ 1060℃/2 h/ac +870℃/32 h/ac热处理后可使合金获得γ’相尺寸和分布均匀且立方度高的优良组织.","authors":[{"authorName":"<span style=\"color:red\">魏</span><span style=\"color:red\">丽</span>","id":"95d5603c-6c09-443e-b0c8-6ff668d53b43","originalAuthorName":"魏丽"},{"authorName":"张恒","id":"40673c8b-d1ee-4ba9-9d1e-e00bd1004ad8","originalAuthorName":"张恒"},{"authorName":"李树索","id":"79142c3e-1735-4c3c-9e0d-612b73a287dc","originalAuthorName":"李树索"},{"authorName":"马岳","id":"048184c0-8f49-4983-a905-f304fbf9ba06","originalAuthorName":"马岳"},{"authorName":"宫声凯","id":"458b39fa-f8e8-4731-90f4-8ce4ce8e7eb4","originalAuthorName":"宫声凯"}],"doi":"10.3969/j.issn.0258-7076.2012.02.002","fpage":"178","id":"ac2f9365-c2ad-4a91-985b-ff6ea60eac9a","issue":"2","journal":{"abbrevTitle":"XYJS","coverImgSrc":"journal/img/cover/XYJS.jpg","id":"67","issnPpub":"0258-7076","publisherId":"XYJS","title":"稀有金属"},"keywords":[{"id":"5524bf67-0d8e-4fd8-b6b5-d93eee7e8e50","keyword":"γ’相","originalKeyword":"γ’相"},{"id":"e83bd526-e8cb-4ca6-a965-c1d86b21e7ed","keyword":"热处理","originalKeyword":"热处理"},{"id":"a68452a3-c429-4e35-af7b-04c65c00bde8","keyword":"显微组织","originalKeyword":"显微组织"},{"id":"7f016f5c-94c3-4d33-af28-e81c8f205a59","keyword":"Ni3Al基单晶合金","originalKeyword":"Ni3Al基单晶合金"}],"language":"zh","publisherId":"xyjs201202002","title":"热处理对一种Ni3Al基单晶合金组织的影响","volume":"36","year":"2012"},{"abstractinfo":"评述了中温固体氧化物燃料电池(中温SOFC)中固体电解质的研究进展,对ZrO2基、 CeO2基、 Bi2O3基和ABO3型的钙钛矿类4种电解质材料的最新进展和今后的发展趋势作了评述.对几种电解质材料的优缺点进行了分析,同时对高温电解质YSZ薄膜化技术也作了简要介绍,因此不难得出,寻求新的、优良的中温SOFC的电解质材料仍然是新世纪推动中温SOFC实用化的关键任务之一,而YSZ薄膜化技术的研究则是研究的另一个重点,且最有可能取得突破.","authors":[{"authorName":"<span style=\"color:red\">魏</span><span style=\"color:red\">丽</span>","id":"1a0bf805-879c-4faf-948b-6b9184390f89","originalAuthorName":"魏丽"},{"authorName":"陈诵英","id":"8c349d08-380f-45d7-aaf7-cdc542a86364","originalAuthorName":"陈诵英"},{"authorName":"王琴","id":"85247101-d9a5-4bb2-9609-d8798efa4649","originalAuthorName":"王琴"}],"doi":"10.3969/j.issn.0258-7076.2003.02.016","fpage":"286","id":"d0b302b2-5a15-433c-9dfc-7ba84360fb76","issue":"2","journal":{"abbrevTitle":"XYJS","coverImgSrc":"journal/img/cover/XYJS.jpg","id":"67","issnPpub":"0258-7076","publisherId":"XYJS","title":"稀有金属"},"keywords":[{"id":"def4bfa3-2dbc-4e88-93b8-fa1f2b8075ca","keyword":"材料科学","originalKeyword":"材料科学"},{"id":"7c272d16-e921-49d0-8240-1a9cff5f75b6","keyword":"中温SOFC","originalKeyword":"中温SOFC"},{"id":"795deeda-c680-4728-9b72-e2a81cb5f147","keyword":"电解质材料","originalKeyword":"电解质材料"},{"id":"0f296338-29e7-4da6-885f-ab2ce924c2c7","keyword":"电导率","originalKeyword":"电导率"},{"id":"e554c789-3bee-44d3-ad0a-a080c7d250cd","keyword":"YSZ薄膜","originalKeyword":"YSZ薄膜"}],"language":"zh","publisherId":"xyjs200302016","title":"中温固体氧化物燃料电池电解质材料的研究进展","volume":"27","year":"2003"},{"abstractinfo":"对<span style=\"color:red\">丽</span>文哈贝壳的微结构进行了扫描电镜(SEM)观察,观察显示它是由无机霰石层和有机胶原蛋白组成的一种生物陶瓷复合材料,其中无机霰石层平行于贝壳表面整齐排列.观察也显示这些霰石层是由长而薄的霰石片所组成,不同霰石层中的霰石片具有不同的方向,构成螺旋等铺层形式.更仔细的观察显示每一霰石片又是由长而细的霰石纤维所组成,最细的霰石纤维具有纳米的尺度.根据在贝壳中观察到的螺旋结构,进行了螺旋结构和平行结构最大拔出力的比较实验研究,结果显示螺旋结构的最大拔出力大于平行结构的最大拔出力,它使贝壳具有高的强韧性.研究结果对高性能仿生陶瓷复合材料设计提供了有益指导.","authors":[{"authorName":"陈斌","id":"91984828-0e77-4a93-8cfd-2a46e2d25fed","originalAuthorName":"陈斌"},{"authorName":"彭向和","id":"d5ef20d1-e4e5-4a98-ba6b-92196ea2e073","originalAuthorName":"彭向和"},{"authorName":"孙士涛","id":"75180f74-ebf9-43d4-8789-47a26820e62b","originalAuthorName":"孙士涛"},{"authorName":"季金苟","id":"40f27576-f5ed-4e6e-b90d-d14547d07392","originalAuthorName":"季金苟"},{"authorName":"陈松","id":"964db22e-7bbb-4c54-80ae-5085d2652f09","originalAuthorName":"陈松"}],"doi":"","fpage":"60","id":"3b75f394-59d0-43b2-a932-20048ca15d0a","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":"27c2d5d0-a910-4ad5-877a-f290d9c33e02","keyword":"<span style=\"color:red\">丽</span>文哈贝壳","originalKeyword":"丽文哈贝壳"},{"id":"9b386643-5818-48f6-b972-95cb3df8690a","keyword":"生物陶瓷复合材料","originalKeyword":"生物陶瓷复合材料"},{"id":"1282b5cd-aa58-48ae-816f-8792bfb44248","keyword":"螺旋微结构","originalKeyword":"螺旋微结构"},{"id":"aadcdba1-cd86-4a6e-839e-1b9c5dec2ce3","keyword":"最大拔出力","originalKeyword":"最大拔出力"}],"language":"zh","publisherId":"xyjsclygc2008z1015","title":"<span style=\"color:red\">丽</span>文哈贝壳螺旋微结构研究","volume":"37","year":"2008"},{"abstractinfo":"研究了45Mn2钢<span style=\"color:red\">魏</span>氏组织对其力学性能的影响.结果表明,一定量的<span style=\"color:red\">魏</span>氏组织有利于提高其强韧性.","authors":[{"authorName":"钟长文","id":"62a16d0c-647d-4cd1-95c5-e9a0024bb029","originalAuthorName":"钟长文"},{"authorName":"刘建华","id":"65af211a-2b3a-4d98-bb14-ae0cd3fbf4d5","originalAuthorName":"刘建华"}],"doi":"10.3969/j.issn.1001-0777.2002.03.001","fpage":"1","id":"18b0cbfb-b0d9-411b-a60d-94b38294e6bf","issue":"3","journal":{"abbrevTitle":"WLCS","coverImgSrc":"journal/img/cover/WLCS.jpg","id":"64","issnPpub":"1001-0777","publisherId":"WLCS","title":"物理测试"},"keywords":[{"id":"afb278f0-6870-4db2-995e-06fbac281ece","keyword":"45Mn2钢","originalKeyword":"45Mn2钢"},{"id":"89737183-39e7-4780-b887-349bf67b57c8","keyword":"<span style=\"color:red\">魏</span>氏组织","originalKeyword":"魏氏组织"},{"id":"f2acd931-7e20-4358-a158-e22dadf7929c","keyword":"力学性能","originalKeyword":"力学性能"}],"language":"zh","publisherId":"wlcs200203001","title":"45Mn2钢<span style=\"color:red\">魏</span>氏组织对其力学性能的影响","volume":"","year":"2002"},{"abstractinfo":"在美国第45届材料与加工工程促进学会年会与展览共有世界上著名的八家碳纤维公司展出了碳纤维及其复合材料产品。本文简要介绍日本东<span style=\"color:red\">丽</span>公司碳纤维及其复合材料制品的新发展。","authors":[{"authorName":"赵稼祥","id":"c79e9472-89e1-4a86-be9f-d0deaa465bd5","originalAuthorName":"赵稼祥"}],"doi":"10.3969/j.issn.1007-2330.2000.06.013","fpage":"53","id":"98409ab3-a933-4c96-b40f-c323ad8736ff","issue":"6","journal":{"abbrevTitle":"YHCLGY","coverImgSrc":"journal/img/cover/YHCLGY.jpg","id":"77","issnPpub":"1007-2330","publisherId":"YHCLGY","title":"宇航材料工艺   "},"keywords":[{"id":"9459c9a0-2afa-47bc-b809-825ea01b1cff","keyword":"碳纤维","originalKeyword":"碳纤维"},{"id":"69e651c4-aaad-4ba6-9b00-4f643a730b19","keyword":"复合材料","originalKeyword":"复合材料"},{"id":"db524200-8c29-4cd5-a20f-a7fd2c10a480","keyword":"东<span style=\"color:red\">丽</span>公司","originalKeyword":"东丽公司"}],"language":"zh","publisherId":"yhclgy200006013","title":"东<span style=\"color:red\">丽</span>公司碳纤维及其复合材料的进展","volume":"30","year":"2000"},{"abstractinfo":"利用铱催化高碘酸钾氧化<span style=\"color:red\">丽</span>春红G(PG)的褪色反应,建立了测定痕量铱的催化动力学光度法.在硫酸介质和90℃加热15min的条件下,于500nm波长处,采用固定时间法测定<span style=\"color:red\">丽</span>春红G吸收值的降低.Ir(Ⅳ)的浓度在0～1.0μg/25mL范围内与催化反应的速率有良好的线性关系,检出限为1 81 ×10 mg/mL.对0.3μg/25mLIr(Ⅳ)测定的相对标准偏差为1.61%(n=11).体系至少稳定3.5h.考察了40多种共存离子的影响,大多数常见离子不干扰,方法有较好的选择性.催化反应对Ir(Ⅳ)和<span style=\"color:red\">丽</span>春红G均为一级反应,催化反应的表观活化能为103.66kJ/mol.用于冶金产品及岩矿中铱的测定,结果与推荐值十分吻合.","authors":[{"authorName":"侯能邦","id":"92c62fdf-fec8-4163-aad2-9ed54b7fdce6","originalAuthorName":"侯能邦"},{"authorName":"李祖碧","id":"c4dacfbe-4824-4cbe-a844-91a76be4f69c","originalAuthorName":"李祖碧"},{"authorName":"李崇宁","id":"f7a10f8c-895c-486c-ad99-2b32db2c7164","originalAuthorName":"李崇宁"},{"authorName":"王加林","id":"6d15967f-b1aa-492c-9003-5900696277f5","originalAuthorName":"王加林"},{"authorName":"曹秋娥","id":"b89522cc-6338-40b9-bb28-a8fc73f09d40","originalAuthorName":"曹秋娥"}],"doi":"10.3969/j.issn.1000-7571.2002.05.006","fpage":"17","id":"cf8ee9a7-e782-4fcb-866c-e15d9126e60f","issue":"5","journal":{"abbrevTitle":"YJFX","coverImgSrc":"journal/img/cover/YJFX.jpg","id":"71","issnPpub":"1000-7571","publisherId":"YJFX","title":"冶金分析   "},"keywords":[{"id":"3c381e65-e813-4912-b9c8-15299a341a75","keyword":"铱","originalKeyword":"铱"},{"id":"90683ee6-f835-43a8-b573-bc0be1641329","keyword":"<span style=\"color:red\">丽</span>春红G","originalKeyword":"丽春红G"},{"id":"a2a57fdf-fa6d-4d5d-bc97-967b1b2de292","keyword":"高碘酸钾","originalKeyword":"高碘酸钾"},{"id":"4ffcfe3c-3af4-41cd-ae8f-447d4f037585","keyword":"催化光度法","originalKeyword":"催化光度法"}],"language":"zh","publisherId":"yjfx200205006","title":"高碘酸钾氧化<span style=\"color:red\">丽</span>春红G催化光度法测定铱","volume":"22","year":"2002"},{"abstractinfo":"用扫描隧道显微镜（STM）观察了Fe-0．37C（质量分数，％）合金中<span style=\"color:red\">魏</span>氏组织铁素体的表面浮突，发现其浮突形状为帐篷型和复杂形态.切变机制不能解释<span style=\"color:red\">魏</span>氏组织表面浮突的形成过程，而扩散控制的台阶机制可合理地解释.<span style=\"color:red\">魏</span>氏组织的浮突高度为70—450nm，最大形状变形约0．36.","authors":[{"authorName":"薄祥正","id":"beaa42e9-dc0e-42f9-8a34-38fef2f47bc0","originalAuthorName":"薄祥正"},{"authorName":"方鸿生","id":"16034f00-e8d6-4d86-9f9e-b9c1b34d148b","originalAuthorName":"方鸿生"},{"authorName":"王家军","id":"1aaa85d3-c77a-402b-adc8-ea11a9f782eb","originalAuthorName":"王家军"},{"authorName":"王峥华","id":"83fd7fe5-0e2f-4c92-b887-907e3b37c8e2","originalAuthorName":"王峥华"}],"categoryName":"|","doi":"","fpage":"345","id":"17606cac-47f6-4a25-bb8b-33ab41ad3402","issue":"4","journal":{"abbrevTitle":"JSXB","coverImgSrc":"journal/img/cover/JSXB.jpg","id":"48","issnPpub":"0412-1961","publisherId":"JSXB","title":"金属学报"},"keywords":[{"id":"333be36e-8063-45f3-88ec-d320451b4720","keyword":"表面浮凸","originalKeyword":"表面浮凸"},{"id":"1a353ff0-f6bd-4c79-80c9-cd059e832cde","keyword":" Widmanstatten ferrite","originalKeyword":" Widmanstatten ferrite"},{"id":"1ae96154-0cf9-4d1e-8212-bff6ee843aa8","keyword":" scanning tunneling microscopy","originalKeyword":" scanning tunneling microscopy"},{"id":"05b95277-919a-400c-9769-09973ad81bbf","keyword":" shapede formation","originalKeyword":" shapede formation"}],"language":"zh","publisherId":"0412-1961_1998_4_6","title":"<span style=\"color:red\">魏</span>氏组织表面浮突的扫描隧道显微镜研究","volume":"34","year":"1998"},{"abstractinfo":"<正> 一般认为亚共析钢中<span style=\"color:red\">魏</span>氏组织降低机械性能,尤其是不利于冲击韧性。近年来研究结果则认为<span style=\"color:red\">魏</span>氏组织可以提高机械性能,也有人认为具有<span style=\"color:red\">魏</span>氏组织的亚共析钢,由于冷却速度快,增加了珠光体量,细化了铁素体晶粒,从而抵销了针状铁素体的不良影响。另一些人指出切变机制使针状铁素体中有较高密度的位错和较细的亚结构,提高了钢的机械性能。本文根据对裂纹扩展行为的观察,探讨铁素体影响钢的机械性能的原因。 本实验采用25铸钢作试样,其化学成分(wt-％)为:C 0.28,Si 0.37,Mn 0.61,S","authors":[{"authorName":"刘继恒","id":"c3179369-e2c8-4945-954a-577a2237d0b3","originalAuthorName":"刘继恒"},{"authorName":"赵明","id":"de9e536d-6d85-4db6-b708-3f9966be2b8b","originalAuthorName":"赵明"},{"authorName":"钱得荣","id":"e4a6f421-07f1-4fc6-8a38-4e7a34adc788","originalAuthorName":"钱得荣"},{"authorName":"阎胡成","id":"0e99f566-f6e0-4749-bcdf-6af4454a71e9","originalAuthorName":"阎胡成"}],"categoryName":"|","doi":"","fpage":"92","id":"0222ca2e-fa27-4ae4-8bda-fea34ba27e9c","issue":"5","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_1986_5_5","title":"<span style=\"color:red\">魏</span>氏组织铁素体的亚结构及其对裂纹扩展的影响","volume":"22","year":"1986"}],"totalpage":24,"totalrecord":233}