normal working position的意思|示意
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正常工作位置
normal working position的网络常见释义
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normal working position相关例句
It is connected to the required position of drilling stem to protect drilling stem without any influence on the normal working of drilling tool.
将它连接于所用钻柱的需要部位，保护钻柱、不影响钻具正常工作。