... 连接螺纹（Threaded connection） 英制圆柱管螺纹(BSPP) 主要技术参数prefix = o ns = "urn:schemas-microsoft-com:office:office" ...
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... 扭矩强度/TORQUE STRENGTH 连接螺纹/CONNECTION TYPE 井下测量工具压控测试阀(LPR-N TEST VALVE) ...
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... Work environment 温度影响 Temperature influence 连接螺纹 Joint screw 弹簧管材料 ...
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Based on numerical analysis of nonlinear finite element method,the strength problems of connecting thread are studied when unguided rocket launching.
基于非线性有限元数值分析,研究了某型号火箭弹内连接螺纹在发射中的强度问题。
参考来源 - 火箭弹发射时连接螺纹处强度的数值分析和研究·2,447,543篇论文数据，部分数据来源于NoteExpress
减少连接螺纹弯曲应力可以延长钻具连接螺纹的疲劳寿命。
A novel drill tool threaded connection stress relief groove is proposed in the paper.
第三章分析了耐压壳体、支撑环和保真筒连接螺纹等耐压部件的设计准则。
In the third part, the design rules for the pressure hull, the retaining ring, the connect screw thread of the truth-preserving canister are analyzed.
传统的套管接头不能满足连接与密封要求，并设计出了一种新型的膨胀连接螺纹结构。
Conventional connector for casing string can't meet the demand of seal and connection in solid expandable tubular and presented a new thread structure for an expandable casing connector.
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