{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":5,"startPagecode":1},"records":[{"abstractinfo":"本文研究了障碍物位于流场不同位置时轴对称射流冲击尖劈障碍物流动和声学特性.应用大涡模型(LES)数值模拟了受限射流流动特性和FW-H方程数值积分求解了远声场噪声频谱和声压级特性,并与自由射流模拟结果进行对比分析.模拟结果表明当障碍物位于自由射流流场转折界面处,自由射流涡环配对失败,使得自由射流主要噪声源被破坏,受限射流声源为障碍物产生的偶极子声源;当障碍物位于自由射流流场充分发展区,自由射流主要声源涡环配对完成,声源为自由射流段四极子声源和障碍物产生的偶极子声源,且随着离喷嘴距离增加,障碍物处流体流动速度减小,远声场相同位置声压级值逐渐减小.","authors":[{"authorName":"谢军龙","id":"ec73c0bc-65b3-4bf0-8c7e-062dccfcba30","originalAuthorName":"谢军龙"},{"authorName":"王芸芸","id":"4ad83250-5ca9-4276-b7cf-df06d6e78b90","originalAuthorName":"王芸芸"},{"authorName":"江振兴","id":"51f5a403-e075-4c9d-a4e5-2a612a5ea2a9","originalAuthorName":"江振兴"},{"authorName":"鲁念","id":"ee5b22f7-0732-4b3c-aa81-36e52a61beb3","originalAuthorName":"鲁念"}],"doi":"","fpage":"1321","id":"9c76ce74-5597-419b-84cb-d80942151892","issue":"7","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":"ca101eea-1db3-4a39-bf89-51e0f240ee43","keyword":"尖端障碍物","originalKeyword":"尖端障碍物"},{"id":"1c2a0e03-1a0a-4c4a-b975-b6f0cb1b3b61","keyword":"受限射流","originalKeyword":"受限射流"},{"id":"f091bce3-ed04-4d4a-b2ef-3c0fca4d4f93","keyword":"大涡模拟","originalKeyword":"大涡模拟"},{"id":"c3dc3c18-5e6f-4b80-a0bd-4683be8eb3b2","keyword":"流声特性","originalKeyword":"流声特性"}],"language":"zh","publisherId":"gcrwlxb201407015","title":"轴对称受限射流冲击尖端障碍物流声特性","volume":"35","year":"2014"},{"abstractinfo":"针对气动弹性结构,利用遗传-敏度混合算法开展鲁棒优化设计.以大展弦比复合材料机翼的鲁棒气动弹性结构优化设计为例验证了鲁棒设计方法的适用性和有效性,比较了鲁棒结构优化设计与传统优化设计的区别.研究结果表明:在设计变量存在不确定性的情况下,考虑鲁棒性约束优化得到的结构较传统优化结构具有更好的抗干扰性;但鲁棒性的满足是以增加结构质量为代价的,鲁棒性要求越高,结构增重越明显.","authors":[{"authorName":"肖志鹏","id":"637db4a3-efb5-4cd9-8255-dc3fbe2a2f1e","originalAuthorName":"肖志鹏"},{"authorName":"万志强","id":"5a552e7d-f195-463f-8da5-b87b7bd5e452","originalAuthorName":"万志强"},{"authorName":"杨超","id":"7d5d6cc3-ff00-4e63-bdf1-fd3aeacd305b","originalAuthorName":"杨超"},{"authorName":"吕斌","id":"9faf4db1-dc15-47d6-a52e-b353c58f4220","originalAuthorName":"吕斌"}],"doi":"","fpage":"127","id":"992a2334-c2ec-4016-a5f8-cc8f74b6b127","issue":"2","journal":{"abbrevTitle":"FHCLXB","coverImgSrc":"journal/img/cover/FHCLXB.jpg","id":"26","issnPpub":"1000-3851","publisherId":"FHCLXB","title":"复合材料学报"},"keywords":[{"id":"b2b85d38-f675-4340-bae8-5b7ab63030fb","keyword":"气动弹性","originalKeyword":"气动弹性"},{"id":"82c9393b-decd-45e9-b279-dc8b5673abd5","keyword":"鲁棒结构设计","originalKeyword":"鲁棒结构设计"},{"id":"938e4c22-b8e3-482e-a4c8-d3d4fbca2eb1","keyword":"混合算法","originalKeyword":"混合算法"},{"id":"c5ea17c2-f34c-4214-8f58-f4b5ed8c932f","keyword":"复合材料","originalKeyword":"复合材料"},{"id":"eb83805f-fd7c-41d6-a5ab-03a6dad45a4f","keyword":"配平","originalKeyword":"配平"},{"id":"ccec7fc6-387f-492f-84f5-988782a26827","keyword":"颤振","originalKeyword":"颤振"}],"language":"zh","publisherId":"fhclxb201002022","title":"复合材料机翼鲁棒气动弹性优化设计","volume":"27","year":"2010"},{"abstractinfo":"主要研究一种新型微生物多糖——普鲁兰多糖(Pullulan)对新拌水泥浆体性能的影响,对比分析了不同掺量的普鲁兰多糖对水泥净浆标准稠度用水量、凝结时间、流动度和Zeta电位的影响,以及对硬化水泥浆体力学性能的影响.研究表明:普鲁兰多糖增大了水泥浆体标准稠度用水量,延长了水泥的凝结时间;随着普鲁兰多糖掺量的增加,新拌水泥浆体的初始流动度降低,但随着时间的延长,流动度不降反升;普鲁兰多糖的掺入降低了水泥浆体的Zeta电位,0~13 min内,Zeta电位值极度不稳定,然后趋于平稳状态;普鲁兰多糖与减水剂(PC)复掺后,随着普鲁兰多糖掺量的增加,水泥浆Zeta电位发生了复杂的变化过程;普鲁兰多糖对硬化水泥浆体的抗压强度无明显不利影响.","authors":[{"authorName":"黄政宇","id":"2bb99ce5-5076-4959-b155-655f0ab24fb6","originalAuthorName":"黄政宇"},{"authorName":"李姗姗","id":"79d390b8-3fb2-4dcd-897d-80e39b387d90","originalAuthorName":"李姗姗"}],"doi":"10.11896/j.issn.1005-023X.2015.18.025","fpage":"113","id":"d89fa8b4-a674-42f9-85d1-ca9fa6c22fcd","issue":"18","journal":{"abbrevTitle":"CLDB","coverImgSrc":"journal/img/cover/CLDB.jpg","id":"8","issnPpub":"1005-023X","publisherId":"CLDB","title":"材料导报"},"keywords":[{"id":"18494693-344c-4738-8ab9-07eed8cf64d4","keyword":"普鲁兰多糖","originalKeyword":"普鲁兰多糖"},{"id":"97106b3b-65f5-4cbf-93e8-f979c335fac5","keyword":"水泥浆体","originalKeyword":"水泥浆体"},{"id":"4f24112f-1e80-45ab-8768-b112805bb180","keyword":"凝结时间","originalKeyword":"凝结时间"},{"id":"a502c45b-b7d4-4d20-8797-c2b4d768aea3","keyword":"流动度","originalKeyword":"流动度"},{"id":"0f1e8da7-d881-4405-a1f0-e5d138609f07","keyword":"Zeta电位","originalKeyword":"Zeta电位"}],"language":"zh","publisherId":"cldb201518025","title":"普鲁兰多糖对水泥净浆性能的影响","volume":"29","year":"2015"},{"abstractinfo":"格鲁尼森数是一个无量纲的热力学参数,通常被用来描述固体的热力学性质.由于其对流体的临界点不敏感,它对于检验非理想流体的热力学性质也有指导意义.本文通过计算多种流体在不同温度和压力下的格鲁尼森数,发现其数值在宽广区域里变化稳定,进而论述了格鲁尼森数与其他热力学参数的关系.以PR方程和BWR方程为例,阐述了格鲁尼森数对于检验状态方程完善性的标尺性作用.","authors":[{"authorName":"于琦","id":"7b77812c-2839-40a1-a2c4-a84ba5a97d04","originalAuthorName":"于琦"},{"authorName":"黄永华","id":"e8f201e0-2133-4301-86ea-db3e7b8ad554","originalAuthorName":"黄永华"}],"doi":"","fpage":"278","id":"d73d92b5-2d9a-4736-955a-d58e9793559f","issue":"4","journal":{"abbrevTitle":"DWWLXB","coverImgSrc":"journal/img/cover/DWWLXB.jpg","id":"19","issnPpub":"1000-3258","publisherId":"DWWLXB","title":"低温物理学报 "},"keywords":[{"id":"7a69222c-dbf8-458f-9758-e9bf90627987","keyword":"非理想流体","originalKeyword":"非理想流体"},{"id":"10af314a-72db-4434-8c20-03d9d71f825a","keyword":"格鲁尼森数","originalKeyword":"格鲁尼森数"},{"id":"6a5d9de4-9550-475e-8f7a-0f4b79f106c0","keyword":"状态方程","originalKeyword":"状态方程"},{"id":"6e72dc67-10d0-47e6-8339-5e24bb31a6fb","keyword":"热力学参数","originalKeyword":"热力学参数"}],"language":"zh","publisherId":"dwwlxb201204008","title":"流体的格鲁尼森数及其对状态方程的检验","volume":"34","year":"2012"},{"abstractinfo":"通过酯化反应将脱氧胆酸偶联于普鲁兰多糖骨架形成具有两亲性的普鲁兰多糖衍生物(DP),采用纳米沉淀法制备纳米粒子(DPNs),考察制备条件对纳米粒子性质影响,为进一步将其作为药物载体的研究提供基础。衍生物DP结构通过FT-IR和1 H NMR表征,DPNs经透射电镜、动态光散射仪和zeta电位仪表征检测。获得不同取代度脱氧胆酸改性普鲁兰多糖衍生物,制备得到的纳米粒子呈球形,表面光滑规整,平均粒径100~300nm,zeta电位在-20mV左右。脱氧胆酸改性普鲁兰多糖衍生物通过纳米沉淀法能制备出纳米粒子,颗粒性质受制备条件影响。","authors":[{"authorName":"史艳萍","id":"b176c240-bd47-4ad5-887e-c0d5e4d8403a","originalAuthorName":"史艳萍"},{"authorName":"李学敏","id":"c275d2cd-06e4-4b21-a83c-88d56f2dd0e7","originalAuthorName":"李学敏"},{"authorName":"陈宝泉","id":"758d9d78-296d-4385-9321-ff92fef5bb10","originalAuthorName":"陈宝泉"},{"authorName":"黄玉平","id":"e98f5dce-8b55-46da-aa58-e787d36ee044","originalAuthorName":"黄玉平"},{"authorName":"张其清","id":"8741efc3-af1e-4b85-b7ae-c36bf2956ad5","originalAuthorName":"张其清"}],"doi":"","fpage":"181","id":"cc861d9d-0746-4bd4-8f4a-79aadedeccd3","issue":"2","journal":{"abbrevTitle":"GNCL","coverImgSrc":"journal/img/cover/GNCL.jpg","id":"33","issnPpub":"1001-9731","publisherId":"GNCL","title":"功能材料"},"keywords":[{"id":"3002e3ed-9ba8-438e-b024-3a049ba6a99b","keyword":"脱氧胆酸","originalKeyword":"脱氧胆酸"},{"id":"a6e4d2a7-4c77-4faf-81d8-bb7eae70fdf0","keyword":"普鲁兰多糖","originalKeyword":"普鲁兰多糖"},{"id":"bb7b8983-6baf-411e-8e5e-b6b010816a03","keyword":"纳米粒子","originalKeyword":"纳米粒子"},{"id":"816050f4-20cb-4903-a64b-ff839866d483","keyword":"纳米沉淀法","originalKeyword":"纳米沉淀法"},{"id":"9d35aa1a-9c1f-425c-a258-768641f91627","keyword":"自组装","originalKeyword":"自组装"}],"language":"zh","publisherId":"gncl201202013","title":"脱氧胆酸改性普鲁兰多糖纳米粒子制备与表征","volume":"43","year":"2012"},{"abstractinfo":"研究了盎鲁效应对非马尔科夫环境下2个独立狄拉克粒子量子纠缠的影响,结果表明只在某些特定情况下发生纠缠突然死亡和复活.当探测器处在非惯性系,盎鲁效应会对纠缠的复活现象产生很大影响.当探测器处在非惯性系中的加速度不大于一个“临界点”,纠缠死亡和复活仍会出现,而当加速度大于这个“临界点”,纠缠死亡和复活现象不再发生.对此提出了一个合理的解释:盎鲁效应将会影响非马尔科夫环境的记忆效应,也会影响此时环境中量子纠缠的出现及其增长率.","authors":[{"authorName":"蒋林志","id":"a70e742f-2c9c-44c1-9fa7-5e7e8298c742","originalAuthorName":"蒋林志"},{"authorName":"杨杰","id":"9f72706b-57e1-4206-a634-0ccd56f2833c","originalAuthorName":"杨杰"},{"authorName":"叶柳","id":"1c78a70f-472e-4e40-8ccf-6663b2f6673e","originalAuthorName":"叶柳"}],"doi":"10.3969/j.issn.1007-5461.2016.06.009","fpage":"704","id":"cbf8b422-4fab-4620-8ef2-2d6cc7366ae8","issue":"6","journal":{"abbrevTitle":"LZDZXB","coverImgSrc":"journal/img/cover/LZDZXB.jpg","id":"53","issnPpub":"1007-5461","publisherId":"LZDZXB","title":"量子电子学报 "},"keywords":[{"id":"65013368-ac8a-4034-a660-920ce35d84e1","keyword":"量子信息","originalKeyword":"量子信息"},{"id":"a8b7eab0-976a-45e9-ab65-2d9351dc3aaf","keyword":"量子纠缠","originalKeyword":"量子纠缠"},{"id":"4da0ad0f-a44d-4580-a1e2-0f36e2decc81","keyword":"非马尔科夫环境","originalKeyword":"非马尔科夫环境"},{"id":"ed265a90-b298-4874-b961-559ea62fefe5","keyword":"盎鲁效应","originalKeyword":"盎鲁效应"},{"id":"ebf6d69d-b46b-4e20-8781-65bd801c606c","keyword":"非惯性系","originalKeyword":"非惯性系"},{"id":"2d03cb5f-2d81-4a26-a821-9c419bef3575","keyword":"记忆效应","originalKeyword":"记忆效应"}],"language":"zh","publisherId":"lzdzxb201606009","title":"盎鲁效应对非马尔科夫环境下量子纠缠的影响","volume":"33","year":"2016"},{"abstractinfo":"对鲁宁输油管道的防护层状况、恒电位仪运行参数和管道本体进行了调查分析,认为管道腐蚀原因是由于防护层老化,出现保护死角.提出加强管道防护层检补漏、大修并增设阴极保护装置等措施以延长管道使用寿命.","authors":[{"authorName":"赵庆华","id":"2df6da18-6c14-4fa6-9bc6-38d5923d7a53","originalAuthorName":"赵庆华"}],"doi":"10.3969/j.issn.1005-748X.2002.03.013","fpage":"128","id":"c2c049d5-3800-47dd-9b8e-c14cfb342a9e","issue":"3","journal":{"abbrevTitle":"FSYFH","coverImgSrc":"journal/img/cover/FSYFH.jpg","id":"25","issnPpub":"1005-748X","publisherId":"FSYFH","title":"腐蚀与防护"},"keywords":[{"id":"07540d5e-bb40-44ff-857d-164ca77a2d1d","keyword":"输油管道","originalKeyword":"输油管道"},{"id":"dd0781a3-ddd6-424c-a610-3ea42025fa9e","keyword":"腐蚀","originalKeyword":"腐蚀"},{"id":"aa84428a-05ff-45df-8d40-6e7c2ae7f3ed","keyword":"调查分析","originalKeyword":"调查分析"},{"id":"8b697203-d295-4ffd-ba7d-0873880d4c06","keyword":"对策","originalKeyword":"对策"}],"language":"zh","publisherId":"fsyfh200203013","title":"鲁宁输油管道腐蚀调查分析与对策","volume":"23","year":"2002"},{"abstractinfo":"土耳其乌古鲁卡锑矿区出露一套浅变质的碳酸盐岩及中-酸性火成岩,矿体产出于两者接触带内,矿床主要产出于这两种岩石类型之间的断裂耦合部位,矿石矿物以辉锑矿(Sb2S3)、锑华(Sb2O3)和黄锑矿(Sb2O4)为主.乌古鲁卡矿床成矿类型为浅成中低温热液充填成矿后经变质改造类型,成矿热液主要来源为变质前的沉积阶段.","authors":[{"authorName":"李梦瑜","id":"f35e0ef8-0a9c-4007-b33f-e991b841ced2","originalAuthorName":"李梦瑜"}],"doi":"10.3969/j.issn.2095-1744.2012.03.006","fpage":"50","id":"2dbaa9b6-fced-4cb9-8dd4-47da90c1cf20","issue":"3","journal":{"abbrevTitle":"YSJSGC","coverImgSrc":"journal/img/cover/YSJSGC.jpg","id":"76","issnPpub":"2095-1744","publisherId":"YSJSGC","title":"有色金属工程"},"keywords":[{"id":"57f0fd9e-a708-448a-afca-6f04eeb1ec99","keyword":"矿区地质","originalKeyword":"矿区地质"},{"id":"ce7a906b-c8e7-4d74-95b8-e65c8c56c453","keyword":"乌古鲁卡锑矿区","originalKeyword":"乌古鲁卡锑矿区"},{"id":"e6b7436d-cd89-46cb-bc40-a7b9fcddbd77","keyword":"地球化学","originalKeyword":"地球化学"},{"id":"c8ddf5cd-c3eb-4de0-88bf-45f9d3bfc212","keyword":"成因","originalKeyword":"成因"}],"language":"zh","publisherId":"ysjs201203016","title":"土耳其乌古鲁卡锑矿区地质与地球化学特征及其成因","volume":"02","year":"2012"},{"abstractinfo":"利用纠缠渗流的方法,在量子随机网络中任意两个节点间建立远距离纠缠态,同时进行了局部纠缠交换的操作.通过此操作改变了网络中局部节点间的连接情况,也使整个网络的拓扑结构发生变化.重点探讨了局部操作对量子随机网络鲁棒性的影响,这种影响通过纠缠渗流的阈值变化情况来体现.通过理论分析和数值模拟,发现有操作时度大的节点数目明显增多,遭受随机攻击后的阈值变化也较小.这说明进行局部纠缠交换操作能够大幅度提高量子网络受到攻击后的连接鲁棒性.","authors":[{"authorName":"张万航","id":"e1b7bffb-6e9b-4ee7-ad23-e75eec93fdeb","originalAuthorName":"张万航"},{"authorName":"马雷","id":"0a60b6e8-d006-4e46-ae9e-8733e1f0eb80","originalAuthorName":"马雷"}],"doi":"10.3969/j.issn.1007-5461.2015.06.010","fpage":"699","id":"37dbb129-4841-44b6-833e-ac8781475ba0","issue":"6","journal":{"abbrevTitle":"LZDZXB","coverImgSrc":"journal/img/cover/LZDZXB.jpg","id":"53","issnPpub":"1007-5461","publisherId":"LZDZXB","title":"量子电子学报 "},"keywords":[{"id":"39b6204b-3538-4541-94ae-a5ba4c346117","keyword":"量子信息","originalKeyword":"量子信息"},{"id":"0c9edb09-b709-48a8-82a4-20f8520fdda7","keyword":"量子随机网络","originalKeyword":"量子随机网络"},{"id":"502c9dfc-64f2-477d-888c-8833efc527bb","keyword":"纠缠渗流","originalKeyword":"纠缠渗流"},{"id":"48c95a23-5f29-429f-a87c-b5cf9c5431ab","keyword":"纠缠交换","originalKeyword":"纠缠交换"},{"id":"8ba6e370-95a7-4cd8-bfcc-53fc652bdf17","keyword":"鲁棒性","originalKeyword":"鲁棒性"}],"language":"zh","publisherId":"lzdzxb201506010","title":"局部纠缠交换对量子随机网络鲁棒性的影响","volume":"32","year":"2015"},{"abstractinfo":"合成生物素化普鲁兰多糖衍生物(BP),采用纳米沉淀法制备纳米颗粒(BPNs),考察制备条件对纳米颗粒性质影响,为进一步将其作为药物载体的研究提供基础.通过酯化反应将生物素羧基与普鲁兰多糖连接,生成的衍生物BP通过FI-IR和1H-NMR表征,取代度采用电感耦合等离子体光谱仪(ICP)确定;BPNs进行透射电镜、动态光散射仪和ζ电位仪表征与检测,颗粒表面生物素采用Quant*TagTM Biotin Kit生物素测定试剂盒测定.获得取代度21(BP1),46(BP2),81(BP3)3种衍生物,其中BP2和BP3能够制备纳米颗粒(LBPNs,HBPNs).纳米颗粒呈球形,表面光滑规整,平均粒径100~300nm,水中ζ电位在一17mV左右.制备过程中,粒径随BP浓度(10~50mg/ml)增加而增加((136.2±46.8)nm,(190.8±89.6)nm和(254.5±140.0)nm).调整水相组成为水:元水乙醇(v/v)1:1和1:2时粒径分别为(170.7±30.4)nm和(158.8±21.0)nm.HBPNs和LBPNs表面的生物素量为衍生物的(1.9±0.03)%和(2.0±0.04)%.生物素化普鲁兰多糖衍生物通过纳米沉淀法能制备出纳米颗粒,颗粒表面存在有生物素,颗粒性质受制备条件影响.","authors":[{"authorName":"史艳萍","id":"f9ba4c57-dbd8-42c7-987f-94ed2eea0436","originalAuthorName":"史艳萍"},{"authorName":"李学敏","id":"288eec44-1662-4a5c-8f7c-332093a104b8","originalAuthorName":"李学敏"},{"authorName":"陈宝泉","id":"fd705ff6-1cf6-45f2-aa3c-0db4b95d7148","originalAuthorName":"陈宝泉"},{"authorName":"黄玉萍","id":"8964f9d8-c2dc-4a02-9b38-f232f16d85ea","originalAuthorName":"黄玉萍"},{"authorName":"张其清","id":"506f21c3-f2ee-4f18-8f11-22563b4d87d0","originalAuthorName":"张其清"}],"doi":"","fpage":"112","id":"1186e9f0-8acf-447a-bd89-6fd1024da628","issue":"1","journal":{"abbrevTitle":"GNCL","coverImgSrc":"journal/img/cover/GNCL.jpg","id":"33","issnPpub":"1001-9731","publisherId":"GNCL","title":"功能材料"},"keywords":[{"id":"9a570d45-00e5-426c-992e-3e8cafaaabe1","keyword":"生物素","originalKeyword":"生物素"},{"id":"6ee11ac1-0ea0-486a-939a-3c1d04761140","keyword":"普鲁兰多糖","originalKeyword":"普鲁兰多糖"},{"id":"5716f4b7-32dd-474e-8b50-9830f35c2265","keyword":"纳米颗粒","originalKeyword":"纳米颗粒"},{"id":"d5cc9a28-e0cf-4876-8ed1-343b004446e0","keyword":"纳米沉淀法","originalKeyword":"纳米沉淀法"},{"id":"1590bfdc-bba3-41fc-a2d7-b2b29db1bf58","keyword":"靶向","originalKeyword":"靶向"}],"language":"zh","publisherId":"gncl200901032","title":"生物素化普鲁兰多糖纳米颗粒制备与表征","volume":"40","year":"2009"}],"totalpage":13,"totalrecord":124}