“drill collar wave”的概念、定义、翻译、参考文献-科学参考

单词	drill collar wave
释义	drill collar wave Encyclopedia 理学随钻声波测井释 drill collar wave钻铤波安装在钻铤上的随钻声波测井仪器，在进行声学参数随钻测量过程中，发射器向地层辐射声波的同时沿钻铤传播的那部分声波。钻铤位于钻柱的最下部，钻铤比钻杆的壁厚大、刚度强。
随便看	polynomial polynomial acceleration polynomial acceleration method polynomial algebra polynomial allocation polynomial approximation polynomial arithmetic polynomial bar norm polynomial bracket norm polynomial code polynomial coefficient polynomial convex hull polynomial convexity polynomial curve polynomial decision rule polynomial degree polynomial discriminant polynomial distribution polynomial divisor polynomial equation polynomial expansion polynomial extrapolation polynomial factoring polynomial factoring over finite fields polynomial factoring over number fields

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