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- vibratory pile extractor 振动拔桩机
- Vibratory pile driver and extractor and soil are researched.When both are simplified, the finite element model is set up. 摘要以振动沉拔桩机和土为研究对象，对二者进行适当简化后，建立其有限元模型。
- All this research results will lay a theoretical basis for designing and improving the vibratory pile driver and extractor. 以振动沉拔桩机和土为研究对象,对二者进行适当简化后,建立其有限元模型。
- The results have indicated that the "threefold" integrated design method can simplify the design process of the vibratory pile driver and extractor and improve the overall design level. 结果表明采用“三化”综合设计法可以大大简化振动沉拔桩机的开发设计过程，提高总体设计水平。
- vibratory pile driver and extractor 振动沉拔桩机
- Effective improvement measures are presented through experimental research in important parameters affecting the operation of model DZ60KS vibratory pile hammer on vibratory pile driver/extractor. 本文通过对影响振动沉拔桩机DZ60KS型振动桩锤性能的重要参数的试验研究?，提出了有效的改进措施。
- Rigid type vibratory pile hammer 刚性式振动桩锤
- Percussion type vibratory pile hammer 冲击式振动筛
- high frequency hydraulic vibratory pile hammer 高频液压振动锤
- Standard form of specifications of vibratory pile hammers 振动打桩机规范的标准格式
- After drilling, the jackup drilling rig with biggish pile shoes will produce a certain influence on foundation of bucket foundation platform during pile extracting. 在完成钻井作业后,桩靴较大的自升式钻井船在拔桩中会对筒型基础平台的地基产生一定的影响。
- I have a huge pile of letters to deal with. 我有一大堆信件要处理。
- Design analysis of the decrease vibration spring in the vibratory pile hammer 振动桩锤减振弹簧的设计分析
- Your letter got buried under a pile of papers. 你的信压在一堆文件下面了。
- He makes fresh orange juice with an electric extractor. 他用电动榨汁机榨取新鲜的橙汁。
- I bet they are making a pile out of the deal. 我肯定他们这笔生意一定赚大钱。
- He has been pile with work since he came here. 自从来这儿以后他一直有做不完的工作。
- The car was now just a pile of twisted metal. 那辆汽车已经成了一堆压缩的废铁了。
- The clothes lie huddle up in a pile in the corner. 衣服乱成一团，堆放在角落里。
- Cars often pile up here in the rush hours. 在交通拥挤时刻汽车往往在这里挤成一团。
