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- Study on Blasting Seismic Dynamic Effect for Tunnels with Close Interval in Bedded Rock Mass 层状岩体中近邻双线隧道爆破的振动响应研究
- seismic dynamic effect 地震效应
- This dynamic effect is related to tiding over exteriorit y of propertysystem. 这种动态效果与克服产权制度的外部性有关。
- This dynamic effect is related to tiding over exteriority of property system. 这种动态效果与克服产权制度的外部性有关。
- Based on the theory of linear-elastic fracture mechanics, the influence of vertical seismic action on seismic dynamic failure of jointed rock mass is discussed. 摘要基于线弹性断裂力学理论分析了垂直向地震作用对节理岩体地震动力破坏的影响。
- The probable effects of seismic disturbance are also lateral loads. The dynamic effects of crane movement may also be considered, in part, as lateral load. 可能的地震效应也是侧向荷载。吊车活动产生的动力效应也部分地计人侧向荷载。
- The aerodynamic model of variable wind field is established， the aero dynamic effect of wind gradients is discussed. 建立了变化风场的气动力模型，讨论了风梯度的气动力效应。
- The aerodynamic model of variable wind field is established，the aero dynamic effect of wind gradients is discussed. 建立了变化风场的气动力模型，讨论了风梯度的气动力效应。
- ALWYN YOUNG.1991.Learning by Doing and Dynamic Effect of International Trade[J].Journal of Political Economy,106:369-405. 陈飞翔.;1994
- Abstract: The aerodynamic model of variable wind field is established，the aero dynamic effect of wind gradients is discussed. 文摘:建立了变化风场的气动力模型，讨论了风梯度的气动力效应。
- If the dynamic effect,friction and heat effect of large-scale orography are disregarded,this model will degenerate to the general barotropic quasi-geostrophic one. 如果不考虑地形的动力作用、摩擦及加热作用，该模式就退化为通常的准地转正压模式。
- the characteristic of seismic dynamic curve 动态曲线特性
- In the process of web page design, we use FLASH dynamic effect and appropriate-sized pictures properly to make the page esthetical and ample in ocular effect. 在网页制作中，适当应用Flash动态特效和适合的小图片，使网页形式美观，视觉效果丰富多彩。
- design seismic dynamic parameters 设计地震动参数
- The Geometer's Sketchpad is easy to use, vivid, and has some dynamic effects. 摘要用几何画板教学软件绘图，不仅操作简单、形象直观，而且具有动态效果。
- The courseware uses theweb technology to organized itscontent, applies the DHTML and multimedia technology to enrich the dynamic effect,and makes use of the ASP technology to access the database. So it should be more per- sonified and active. 通过采用Web技术组织教学内容,DHTML技术、多媒体技术丰富动态效果,ASP技术实现Web文档对数据库的访问,开发出人性化、交互性强的教学课件。
- Secondly, on account of the strong southwest current which occurred at the west side of the subtropical high and dynamic effect of the typhoon itself, the landing northward tropical cyclone (9711) landed in Liaoning again. 9711台风减弱的热带风暴，在其自身内力和副高西侧的强盛偏南气流引导下，持续北上并在辽宁营口至盘锦之间登陆；
- The dynamic effect of the locomotive-track system on the pantograph-catenary system is investigated in the paper.A new interactive model of the pantograph and the catenary is developed. 本文通过建立受电弓-接触网动态相互作用模型，并运用机车-轨道耦合动力学理论分析方法，研究了机车-轨道系统对受电弓-接触网系统的振动影响问题。
- Abstract The grain refinement of the heat resisting steel pipe can be achieved using the method of dynamic effect during the solidifiction of steel in centrifugally electroslag casting. 在电渣离心浇铸耐热钢管凝固过程中，采用动态效应的方法，可以达到细化晶粒的目的。
- Schauer D A.Thermal and dynamic effects in electron beam welding cavities[M].America:University of Claifornia,1977. 吴会强;冯吉才;何景山.;电子束焊接深熔产生机理的研究现状与发展
