Drop-hammer ram 落锤头
pneumatic hammer ram 风动铆钉锤
weight of hammer ram 打桩锤重
ram of hammer 锻锤头
ram pile hammer 桩锤击子
double-ram hammer 双锤式锻锤
Through the improvement of puddle backfill technology and modification of the dimension and weight of hammer ram the purpose as enhancing the bearing strength of foundation is achieved.
通过改进夯填工艺和改造夯锤的外形尺寸和重量，达到了大幅提高地基承载力的目的。
Blackhawk forcible entry toolkit is composed of pry, shovel, hammer, waist ax, bolt clipper and door ram, capable of making forcible entry in closed environment.
黑鹰破拆工具组由撬、铲、锤、腰斧、断线钳和撞门器等工具组合而成，具有在紧闭的环境施展破拆的功能。
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