您要查找的是不是:
- In designing the earth rock dam with clay core wall, the exit height of side phreatic line at the downstream of core wall is of great importance to the designers. 在粘土心墙土石坝设计中,心墙下游侧浸润线的逸出高度对设计人员来说是十分重要的,它不仅是计算心墙稳定性的重要因素,也是决定心墙下游反滤层设施高度的重要参数。
- high earth - rock dam 高土石坝
- Research on Seepage Warning Sign Identifying for Earth Rock Dam Based on the Modified Evidence Theory 基于修正证据理论的土石坝渗流警兆辨识研究
- earth rock dam 土石坝
- The wetting deformation of coarse-grained material is a key problem in design of high earth rockfill dam, but it is not solved well so far. 土石坝粗粒料浸水湿化变形,是目前高土石坝设计理论中的关键问题之一,但没有很好解决。
- This measure could save 7.50 million RMB Yuan than that of the earth rock cofferdam so that it could be used in the similar projects for reference. 此方案比采用土石围堰方案可节省750万元,对于类似的工程可以借鉴。
- Abstract The Gauss pseudospectral method was used to solve the coplanar aeroassisted orbit transfer from high earth orbit to low earth orbit (HEO-LEO). 摘要 将高斯伪谱法用于共面高轨道到低轨道航天器气动辅助轨道转移的研究。
- However, because of scarcity of risk identifying and flabbiness of risk management, there often have problems in many concrete faceplate rock dam construction. 然而,由于对风险认识不足,对风险管理不力而造成堆石坝填筑施工出现问题的工程屡见不鲜。
- Now the commonly used starting elements are insensitivity to the slow expansibility faults,and high earth resistance faults are easily affected by power system swing. 现有微机保护装置的启动元件存在着高阻接地和缓慢发展性故障情况下灵敏度不足的缺点,振荡情况下可能产生误启动,并且不能识别振荡中再发生故障的情况。
- On the aspect of observation time, it has limited efficiency for low earth orbit target space-based observation, and good efficiency for high earth orbit observation. 在可见时间方面,天基空间目标光学监视系统对低轨目标的监视能力有限,而对高轨目标具有良好的监视性能。
- Study for Rolling Test Earth filled in Earth or Rock Dam 土石坝施工土方填筑辗压试验研究
- A great deal of evidence has indicated that deep-thick bedded clay has engineering properties which are high earth pressure, non-frozen, distinct plastic deformation, great lateral resistance. 综合大量事实,本文指出表土深部的厚粘土层存在着地压高、不冻结、塑性变形显著、摩擦阻力大等工程特性。
- Construction of earth rock - fill dam and application of placing - material box 张峰水库土石坝施工及铺料箱应用
- Since concrete faceplate rock dam has obvious virtues of economical expenditure and shorter construction period, its ratio in dams is increasing nowadays. 混凝土面板堆石坝由于其具有经济、施工工期短等突出优点,因而在水坝中的比重日益增大。
- Research of stress-distortion in core wall rock dam 土质心墙堆石坝应力变形研究
- ANALYSIS OF SEDIMENTATION OF HIGH EARTH EMBANKMENT 对高填方路基沉陷现象的分析
- She skirted round the problem of the high cost. 她避而不谈巨额费用问题。
- Discussion and analysis of piezometer tubes anomaly for earth and rock dam 土石坝测压管异常现象的探讨与分析
- Men and birds are fain of climbing high. 不论人还是鸟都愿意往高处攀。
- The bird sang high and clearly in the tree. 鸟儿在树上清脆地高歌。