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1.
当代中国问题研究 为可持续的未来分配和管理水:中国水资源法律、政策和方法······························……王曦(1.5) 论人大主权权威······················································································……蒋德海(2.8) 收人差距与社会和谐····································································…  相似文献   

2.
第1期正线性方程组正解判别的两个结果················,·················‘····,·················,,··,……李志斌,唐永春(l)柴油机主副连杆机构动力分析····························,··········································……郭吉坦,曹志军(4)静测重自动空重车调整装置研究····························,·····,·······,··········,···…  相似文献   

3.
第1期拱桥面内稳定性计算的探讨·························。······。············……谢幼藩陈克济1裂隙岩体强度的试验研究····。··。·······。。···················……关宝树熊火耀翁汉民12在多轴压缩下红砂岩的强度和变形特征··················。······················。……周德培24不连续面倾角对圆形洞室围岩应力分布的影响··································一素文忠…  相似文献   

4.
第1期解理启裂源位置的力学条件与微观特征····”····“·······“·“·“一郡文彬涂铭旅林君山1焊接接头微型剪切试验·························································……雷斌隆王元良7无再分配局部平衡的相界平衡偏聚模型································……!’’····……杨柳12w级钢筋闪光焊接头脆断问题研究·····························一戴红王元良杨健全17测量控制网加…  相似文献   

5.
第1期现代土木工程···········································································……岁河1重载列车动力学分析······························……孙竹生毛家咧鲍维千孙翔6析架网络的环路分析··············。···················································……吴炳筑17塑性变形和钢轨波纹磨损·················…  相似文献   

6.
第1期车辆径向转向架发展及其动力学特性·············································……李莆,傅茂海,黄运华(1)高速摆式客车转向架及其动力学特性·············································……李晓燕,李带,傅茂海(7)显式有限元法在车辆耐撞性研究中的应用·······································……姚松,田红旗,高广军(13)高速列车端盖开闭机构千涉检验中的包络面法··········…  相似文献   

7.
第1期壳单元的“自锁”间题·一·~·····································“············……陈大鹤潘亦胜线性与非线性多轴联动加工控制的插补算法及其实现,·····················一蔡淮苏菠劲性钢筋混凝土框架顶层边节点静力及抗震性能试验研究 ·’·’“’二’二’二‘二’·”””·’二’···································……陈家夔张软群赵世春格蕴涵代数·············”··············…  相似文献   

8.
第1期关于,’j又五”期间我国铁路重载运输发展方针的建议··················……孙竹生1低动力作用货车转向架动力性能的研究····································……沈志云5建立完整的铁路重载运输技术体系 —由大秦铁路万叱列车试验得到的启示···············...············……孙翔14高速客车非线性模型动力学分析·································……王开文严隽觉21新型列车运行仿真器··········…  相似文献   

9.
第1期1 n 18 30 36 42 4958能利用旁压仪勘探参数来估算在轴向力作用下粘性土中的钻孔桩 的桩顶下沉·······································.············“····”…埃·牵朗克赵善锐湿周上不同糙率渠道的水力特性···············.··················.··“·……“”二“…黄宽渊预应力混凝土连续梁预加力引起弹性的及混凝土徐变的次内力·······.·.”·…,·陈国藩关于汉江斜腿刚构桥活载纵向位移的分析··············…  相似文献   

10.
第1期」二几,关于缓和曲线上接触线最大偏移值的分析与计算·····················……‘……“于万聚915﹄胜琦晰安嘉谙.李汀,叮H。”渐近稳定定理的推广定理轨枕板计算方法的探讨讯···...···……3241二4758︸牡肚89预应力混凝土铁路桥梁抗弯强度计算的几个问题···……,’’··················……卢和乐利用激光多普勒测速仪对JIB:型变扭器导轮叶片的 水洞测试与研究··································”·········……段墉川赵清李植松柴…  相似文献   

11.
第1期一种新型环型局部网络的研究·······”·“····”····”····················一潘启敬李学伟1计算机系统差错控制统一编码新方法的初步探讨”·”·“一靳蕃陈志范平志9利用全局与局部单调性分析的优化设计技术·“·······················一李柏林陈永19结构钢软氮化的组织、硬度与微观应力间的关系“·”·“一陆大舷黄楠陶子云31关于Li如ard方程的极限环····”·······························“·······“…黄安基曹登庆40…  相似文献   

12.
第1期1 7 14 21 28 35 42 50 58 65 73 8087左︸,dt矛碑gJO口OJn︸n︸月.孟1孟 11,1‘.1,1发展大运量低动力作用的轮轨运输系统·“···························“·“…孙翔B46导轮内流场的研究“·”·“·”··““二””··”一“·…赵清施富强段墉川微型剪切试验法及其在焊接技术中的应用··················……雷斌隆王元良结构优化程序系统‘GJOPT,···················“···············……秦圣峰魏福乎车钩力对脱轨的影响········…  相似文献   

13.
第1期1 1219八b八J,1 009目no月LL︸滩性钢筋混凝土框架柱在低周反复荷载作用下的 抗弯强度及延性”·”·“·…··”·”·“..”·一路湛沁陈家夔崔锦赵世春集中式计算机网络链路容量分配及拓扑优化的统一算法············”·……潘启敬文克尔地基上铁木辛可梁的初值方程··,···”···················……范文田罗无量整数规划的群论方法及其改进 —嵌入有序组合树算法·“·········································...···……朱松年双口网络的计…  相似文献   

14.
在<毛泽东诗词选>和<毛泽东诗词集>中收录了三首毛泽东答和周世钊的诗词.毛诗编注者没有收录周世钊的原作诗词.研究后认为,毛诗<七律·和周世钊同志>的周著原诗为<七律·从毛主席登岳麓山至云麓宫>;毛词<水调歌头·游泳>的周著原诗为<五律·过许昌>;毛著<七律·答友人>的周著原词为<江城子·国庆日到韶山>.  相似文献   

15.
国内关于连续配筋混凝土路面 (CRCP) 的结构计算基于半经验半理论, 适用性差, 配筋指标取值不恰当。 文章利用带筋板条的应力场和位移方程, 建立了配筋指标的解析计算公式; 用有限元方法验证了解析解的合理性; 区分了设计参数对配筋指标的敏感性水平, 并进行了敏感性排序。 文章对最重要的配筋参数进行了具体分析: 当温降幅值 ΔT 由 15 ℃增大到 60 ℃时, 横向裂缝宽度 bj、 钢筋最大应力δs, max和混凝土最大应力δc, max增加了近 1 倍; 混凝土线膨胀系数ac与δc, max、 bj密切相关; 剪切刚度系数 ks增大, bj减小, 且 ks每增加 5 MPa ×mm -1 , δs, max和δc, max增大 10 %。最后, 用有效模量 Eca考虑了混凝土徐变对 CRCP 结构计算的影响。 上述研究成果可用于道路工程的结构设计和计算。  相似文献   

16.
?李晓双;河北省廊坊市畜牧水产局,河北省廊坊市畜牧水产局 065000,0650000动物保健Animal Health20-21S816.7;S856.9D050;17;45;D;D050_17;D050_45;李雪竹;00090002000600030007;20-21控制猪场环境卫生的主要措施钟艳玲;王振来;郑宝莲;王凤霞;河北省畜牧兽医站,  相似文献   

17.
根据高职教育的培养目标,分析了<建筑制图>课程改革的必要性,制定了<建筑制图>课程的教学目的和教学内容,提出了<建筑制图>课程教学体系改革的具体措施.  相似文献   

18.
我是一名老公交,也是&lt;城市公共交通&gt;的忠实读者,在&lt;城市公共交通&gt;百期出版之际,我衷心感谢期刊对公交事业的贡献.……  相似文献   

19.
Hepatocytes were isolated from livers of adult male Sprague-Dawley rats and cultured in Williams'E Medium with 〔3 H〕 thymidine. The effect of 5-hydroxytryptamine (5-HT) was investigated through adding various concentrations (10-8~10-3 mol/L) of 5-HT to the hepatocyte cultures in the presence or absence of epidermal growth factor (EGF) and insulin. The involvement of 5-HT2 receptor was examined by adding a 5-HT2 receptor antagonist, ketanserin (10-6 mol/L), to some of the cultures containing 5-HT. The increment of DNA synthesis was measured by 〔3 H〕 thymidine incorporation. The results showed that 5-HT2 (≥10-6 mol/L) significantly (P<0.05) increased the amount of DNA synthesis induced by EGF and insulin in the cultured adult rat hepaptocytes. The effect of 5-HT in enhancing DNA synthesis began to appear at a concentration between 10-7 and 10-6 mol/L and reached maximum at concentrations of ≥10-4 mol/L. The enhancement of DNA synthesis by 5-HT was significantly (P<0.05) antagonized by ketanserin, suggesting that this effect of 5-HT was mediated by 5-HT2 receptor subtype.  相似文献   

20.
说Sinim     
&lt;海交史研究&gt;2003年第一期发表了张小夫先生一文,题为“&lt;光明之城&gt;伪书考存疑--兼与黄时鉴教授商榷.“文中用了三页多篇幅批驳黄先生“Sinim非中国“之说.……  相似文献   

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