撓切面 的英文怎麼說
中文拼音 [náoqiēmiàn]
撓切面
英文
torsalplane-
Along with the progress of drilling technology, many new types of bha such as steering motor assembly, dropping assembly with eccentric bend sub, dropping assembly with flexible connection are developed based on common building, dropping and holding assemblies. for using these bha, a new mathematical model is put forward for 3d static analysis of these types of bha under small deflection. and its weighted residual solution is given. the mathematical model includes ( 1 ) differential equations ; ( 2 ) boundary conditions at drill bit, stabilizer, bend angle, diameter change, tangential point and borehole wall ; ( 3 ) lateral forces and deflection angles of bit. the software based upon this method runs well
為了更好地應用各種新鉆具，建立了適用於對普通下部鉆具、導向鉆具、帶偏心彎接頭和柔性接頭的下部鉆具進行三維小撓度靜力學分析的數學模型，包括（ 1 ）微分方程； （ 2 ）鉆頭、穩定器、彎角、變截面、切點和井壁的邊界條件； （ 3 ）鉆頭的側向力和鉆頭轉角.給出了該模型的加權余量解.用該方法編寫的軟體應用效果良好Flexible sheets for waterproofing - part 1 : bitumen sheets for roof waterproofing - determination of shear resistance of joints
防水用撓性薄板.第1部分:屋面防水用瀝青氈片.連接處耐剪切性測定The bottom of these cutting v - belt series products are designed with reas onable tooth shapes for the application of pulleys of smaller external diameters, so that the heat - resistant and flexing fatigue - resistant performances can be furt her improved
切割式v帶系列產品底面設計成結構合理的形，使傳動裝置能使用外徑更小的帶輪，從而進一步提高了v帶的耐熱耐屈撓性能。
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