Connection mode: internal thread connection;
连接方式：内螺纹连接；
The main failure form of V-round-thread casing, that is, the mechanism of thread connection slipping off, is analyzed in this paper.
本文对V形圆扣套管联接强度失效的主要形式，即套管联接螺纹滑扣(或滑脱)失效的机理进行了分析研究。
In thread connection, the main causes of loosening of nuts are action of lateral dynamic load and the induced lateral vibration of thread pairs.
螺纹连接中螺母松动的主要原因是，横向动载荷作用和由此引起的螺纹副横向振动。
It provides a way for design and calculation of thread connection in engines and gives reference to the practical application of related project.
该方案为今后发动机的螺纹联接设计和计算提供一条可行的路径，且对相关的工程实际应用具有很强的指导意义。
According to connection method classification (1) threaded connection valves: valve with internal thread or external thread, and pipe thread connection.
按连接方法分类(1)螺纹连接阀门：阀体带有内螺纹或外螺纹，与管道螺纹连接。
Wire thread insert technology is a specific technology for connection and tension, which can improve the quality of screw thread connection effectively.
钢丝螺套技术是一种特殊的连接紧固技术，可有效改善螺栓的连接条件。
Take pin threads of NC50 drill collar as an example, Finite Element Method is used to analyze the different stress-relief grooves of pin thread connection.
以NC50型钻铤公螺纹作为研究对象，用有限元方法对加工有不同应力减轻槽的钻铤公螺纹接头进行了分析计算。
In view of the above, in order to improve the performance of thread connection, a special research project was set up during the period of Ninth Five-year Plan.
为此，国家在“九五”期间专门立项对套管质量进行攻关，其中提高套管螺纹连接性能是极其重要的核心组成部分。
The development of the oil well pipe with special thread connection is a systematical project involving development of relevant gauges and measuring tools for the thread as a key item.
特殊螺纹接头油井管的开发是一项系统工程，其中量规、量具设计是开发中的一个重要环节。
As a new advanced connection mode, reinforced bar connection technology is a key procedure in building construction, especially for straight thread connection of large-diameter reinforced bar.
钢筋连接尤其是粗直径钢筋连接在建筑施工中是一项关键工序，而钢筋直螺纹连接技术是一种先进的新型连接方式。
As a new advanced connection mode, reinforced bar connection technology is a key procedure in building construction, especially for straight thread connection of large-diameter reinforced bar.
钢筋连接尤其是粗直径钢筋连接在建筑施工中是一项关键工序，而钢筋直螺纹连接技术是一种先进的新型连接方式。
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