1) winded hidden hole hammer
风动潜孔锤偏心跟管钻进
2) downhole hammer casing drilling method
潜孔锤偏心跟管钻进法
3) DTH hammer drilling with simultaneous casing tool
潜孔锤同心跟管钻进
5) pneumatic down-the-hole hammer drilling
风动潜孔锤钻进
1.
Study of pneumatic down-the-hole hammer drilling applying to slide-resistant pile construction;
风动潜孔锤钻进用于抗滑桩施工的研究
6) DTH hammer drilling with concentric simultaneous casing
潜孔锤同心跟管钻具
1.
Analysis and research on accessories intensity of DTH hammer drilling with concentric simultaneous casing;
潜孔锤同心跟管钻具零件强度分析与研究
补充资料：风动
1.风力吹动。 2.谓广泛响应。 3.犹言风疾病发作。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条