查询词典 socket screw

A numerical method for contact mechanics and fracture analysis for oil drill pipe screw coupling have been systemically studied in a deepgoing way in this thesis.

本文就接触力学的数值计算方法，石油钻杆接头螺纹齿的断裂计算作了深入、细致、系统的研究，主要工作包括以下几方面。

Introduced a new type of helix screw thread pipe heat exchanger, all stainless steel and advanced heat transfer technology in the application of raw material medicine has greatly improved the recovery of solvents to enhance production efficiency, effectively enhanced the competitiveness of enterprises .

介绍一种新型的螺旋螺纹管换热器，全不锈钢材质及先进的换热技术在原料药行业的应用，大大的提高了溶媒回收率，提高了生产效率，有效地增强了企业的竞争力。

Key words: helix screw thread pipe;intermediate medicine; application

要害词：螺旋螺纹管；原料药；应用

Oil pipe screw grease smearing tool is a kind of lease tools mainly used to solve the sealing problems when downhole tools are jointed onto oil pipes.

油管丝扣油脂涂抹器是基于解决下井油管和工具丝扣密封问题而研制的一种矿场工具。

Smart Start Keep a screw pitch gauge in your tool box.

聪明的开头在你的工具箱里放一个螺距规。

The causes of gas pulsations in dry twin screw air compressor are analyzed firstly in this thesis.

因此，对干式螺杆空气压缩机排气压力脉动的研究具有十分重要的理论与现实意义。

I had learned how to plate and screw the bone but not how to make the proper incision and handle the soft tissues.

我学会了怎样对骨折放置螺钉和钢板，但不知道选择合适的手术入路和处理软组织。

Methods: Open reduction surgery compression plate cancellous bone screw fixation one of three cases of bone grafting.

行手术切开复位加压钢板松质骨螺丝钉内固定术，其中植骨3例。

OBJECTIVE: To explore the best entry points, direction and length of screw in acetabular anterior column plate technique.

目的：测量髋臼前柱钢板内固定技术中螺钉的最佳进钉点、方向和长度。

MAIN OUTCOME MEASURES: the best entry points, direction and length of screw in acetabular anterior column plate technique.

主要观察指标：髋臼前柱钢板内固定技术中螺钉的最佳进钉点、方向和长度。

Now she was hungry and angry.She began to smoulder.

现在她又饿又气，她开始流露难以抑制的怒火。

You have placed our iniquities before You, Our secret sins in the light of Your presence.

诗90：8 你将我们的罪孽摆在你面前、将我们的隐恶摆在你面光之中。