“钻杆”的概念、定义、翻译、参考文献-科学参考

单词	钻杆
释义	钻杆 Encyclopedia 工学钻杆释 drillpipe钻杆钻井作业中用于延伸井眼、传递扭矩和输送钻井液，并连接钻机地表设备和井眼底部钻磨设备的空心厚壁圆钢管。理学孔内钻具释 drill rod；drill pipe钻杆钻探施工中用以连接钻头等，并传递钻压、动力、输送冲洗介质的中空杆件。
随便看	quadratic space of a quiver quadratic square quadratic stability quadratic stabilizability quadratic stabilization control quadratic Stark effect quadratic sum quadratic surd quadratic surface quadratic surface form quadratic symplectic space quadratic tensor quadratic term quadratic termination quadratic transformation quadratic trigonometry quadratic trinomial quadratic upwind interpolation scheme for convective kinematics quadratic variance quadratic variation quadratic variation process quadratic-variation process quadratic vector space quadration quadrat method

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