pneumatic hammer [机] 气锤 ; [机] 空气锤 ; [机] 气动锤 ; 气压锤
double column pneumatic hammer 双柱气锤
series pneumatic hammer 系列空气锤
pneumatic hammer drill 气动冲击钻机 ; 气动凿岩机
double acting pneumatic hammer 双作用气动桩锤
single acting pneumatic hammer 单作用气动桩锤
pneumatic hammer ram 风动铆钉锤
Due to the differences of gas - liquid physical property, the key component of new pneumatic efflux hammer, namely, pneumatic efflux element, must be researched.
由于气液物性不同，故新型气动射流冲击器的核心部件——气动射流元件的切换性能需进行研究。
The experience of pile hole drilling using pneumatic hammer in bridge construction is reviewed. Equipments, tools and techniques are also described in detail.
文中回顾了在建桥工程中，应用风动潜孔锤钻进桥桩桩孔的经验，具体介绍了使用的设备、工具及施工工艺技术。
The upsetting test of metal powder sintered preform by blow speed of the hydraulic press, crank press, pneumatic hammer and high energy rate forging hammer was reported.
研究了用液压机、曲柄压力机、空气锤及高速锤的打击速度对粉末冶金烧结体进行的镦粗试验。
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