常見例句雙語例句Hole trajectory of directional drilling is very important for drilling safety and efficiency, and cost cutting.定向井井身軌跡的選擇對于鉆井施工的安全、高效、低成本起著重要的作用。Monitoring theory of cross section contour, as well as cutting trajectory planning theory and control strategy are studied.實時監(jiān)測掘進(jìn)機截割頭的空間位置和斷面輪廓尺寸是斷面自動成形的重要保證。It is shown that the machining deformation rules of the thin-web are related to the size of the thin-web, tool trajectory and the cutting parameters.結(jié)果表明，薄壁腹板加工變形模式與腹板結(jié)構(gòu)尺寸、走刀路徑、切削用量等因素的組合有關(guān)； 返回 cutting trajectory