pneumatic ramming
英 [njuːˈmætɪk ˈræmɪŋ]
美 [nuːˈmætɪk ˈræmɪŋ]
网络 气动捣砂
双语例句
- The trenchless pneumatic hammers which don t rotate themselves during drilling include impact moles, pipe ramming hammers and pipe bursting hammers.
穿孔过程中自身不回转的非开挖气动锤包括冲击矛、夯管锤和爆管锤。 - The Reconstruction of Pneumatic System for the Ramming Machine
一种捣毛机设备的气动改造 - Application Research on Pneumatic Ramming Pipe Method
气动夯管法的应用研究