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- 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。
- Approach To Random Simulation Methed about Construction Process of High Earth Rockfill Dams 高土石坝施工过程随机模拟方法探讨
- high earth rockfill dam 高土石坝
- The development trend of the earth rockfill dam security monitoring system is investigated and the development principia of the earth rockfill dam security monitoring software system are given. 论述了在当前科学技术条件下;土石坝安全监测系统的发展趋势;确定了土石坝安全监测软件系统开发的基本原则;并对其进行了阐述和论证.
- A conclusion was made that dispersive clay as materials of dam or antiseepage material was feasible.2.The main theories and methods of earth rockfill dam were summarized in this paper. 简要介绍了土工合成材料的功能,并较详细地介绍土工膜和土工布在土石坝防渗和反滤中的应用,并对土工合成材料的耐久性等问题进行分析;
- 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。
- Some issues to be studied in the construction of high earth and rockfill dams 高土石坝建设的若干应用基础研究问题
- High Earth and Rockfill Dams in Japan and Their Prototype Observation 日本高土石坝现况与原型观测
- 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。
- 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。
- Fill Material Test Technique and Prototype Observation for High Earth and Rockfill Dam in Mexico 墨西哥高土石坝坝料试验技术和原型观测
- She skirted round the problem of the high cost. 她避而不谈巨额费用问题。
- 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。
- Goods of high quality are few and far between these days. 质地精美上乘的物品现在不多见。
- The medieval town was fortified with a high wall and a deep moat. 这座中世纪的城市周围建有城墙和护城河。
- I set a high value on his advice. 我认为他的忠告很有价值。
- Many competitors have entered for the high jump. 已有许多人报名参加跳高比赛。
- She enjoyed high prestige among the masses. 她在群众中享有很高威信。
