... drop pawl 制动爪 drop pile-hammer 打桩的落锤 drop press 模锻压力机 ...
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drop pile hammer 落锤
drop hammer pile hammer 蒸汽汽锤
drop hammer pile driver 落锤式打桩机 ; 落锤打椿机
drop hammer pile hammer detail 蒸汽汽锤
drop-hammer pile driver 落锤式打桩机
drop hammer pile-driver 落锤式打桩机
drop hammer pile driving method 落锤打桩法
precast concrete drop hammer pile 锤击式混凝土预制方桩
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The basic principle of simple high strain pile test method transformed from measured free fall of drop hammer is given in this paper.
给出测量自由落锤的加速度换算高应变试桩的动力的简易法的基本原理、测试操作与工程应用。
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