The confident estimation to the headframe and bed plate of drilling rig is done by this method,the computational solution is identic...
弥补了石油行业在无故可靠性
定方面
。
The confident estimation to the headframe and bed plate of drilling rig is done by this method,the computational solution is identic...
弥补了石油行业在无故可靠性
定方面
。
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