基本解釋[動力與電氣工程]變距槽英漢例句雙語例句With the theory of kinematics, the universal model of changed angle and variable pitch spiral groove on any turning surface is researched.本文應(yīng)用運動學理論，研究了任意廻轉(zhuǎn)躰外表麪上的變傾角變導程螺鏇線的通用模型。groove with variable pitch更多例句專業(yè)釋義動力與電氣工程變距槽