Abstract: From the actual situation of water supply to Army, the waterless shallow well rig was developed.The work principle, structural trait and trying application of the rig were introduced.

 
  • 中文摘要: 根據部隊給水工程的實(shí)際情況,研制了干式淺井鉆機,介紹了其工作原理、結構特點(diǎn)和試用情況。
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