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- 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
- 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
- Standard form of specifications of vibratory pile hammers 振动打桩机规范的标准格式
- vibratory pile hammer 振动打桩机
- Vibratory piling hammer with pile driver without resonance and its hydraulic control system 一种桩架无共振的液压振动桩锤及其液压控制系统
- vibratory piling hammer 振动锤
- 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。
- Thehydraulic pile hammer (HPH) is one of the pile-driving machineries forarchitectural applications. 建筑业是国民经济的支柱产业,液压桩锤属于建筑机械中的桩工机械。
- 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。
- Hammer not only the single pile hammer with hard combinations precast concrete plant pipe pile, steel sheet pile, the pile. 该锤不仅可单锤与桩架组合打植混凝土预制管桩、方桩、钢板桩、灌注桩。
- vibratory pile driver and extractor 振动沉拔桩机
- I have a huge pile of letters to deal with. 我有一大堆信件要处理。
- Guide rod type diesel pile hammer 导杆式柴油打桩锤
- A very nice set of glasses came under the hammer yesterday. 昨天拍卖了一套很精致的玻璃杯。
- Double-acting type pneumatic pile hammer 双作用式气动桩锤
- The teacher has been trying to hammer in the facts. 教师一直设法把这些事实灌输给学生。
