drilling exponent
... 钻进指数:drilling exponent 钻进原理:drilling theory 钻进显示:drilled show ...
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其中一种是目前国内外在钻进参数分析中常用的指数形式,另一种是本文首次应用的多项式形式。
The one is index form that has being used in analyzing drilling parameters at home and abroad. The other, a new polynomial of degree four, is given out in the thesis.
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