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helical tracheid是什么意思

中文翻译螺纹管胞

网络释义

1)helical tracheid,螺纹管胞2)spiral tracheid,螺纹管胞3)thread,螺纹4)screw thread,螺纹5)Screw,螺纹6)threads,螺纹7)screw-thread,螺纹8)worm,螺纹9)helical burr,螺纹10)screwthread,螺纹

用法例句

    Stress analysis on thread hole in woven composite materials;

    燃料电池复合材料结构螺纹孔联接的应力分析

    FEM analysis and design of the magnetizer on external thread testing of drill pipe;

    钻杆外螺纹检测中磁化器的有限元分析与设计

    The Design of the Special Installation of Thread Machining;

    特殊螺纹加工装置的设计

    Calculation and analysis on failure of J55 tubing string screw thread;

    J55不加厚油管螺纹滑脱失效计算分析

    Analysis and prevention on screw thread failure of oil pipe;

    油管螺纹失效分析与预防

    A comprehensive analysis on the failure of the screw threads connecting the oil tubes;

    油管联接螺纹失效综合分析

    Flaw Recognition of Screw Based on Alternating Magnetic Flux Leakage Testing;

    交变漏磁检测在螺纹缺陷检测中的应用

    The Study on the Machine Vision Method of Screw Measurement;

    螺纹检测的机器视觉方法研究

    The Study of Screw Parameter Measurement Based on Computer Vision;

    基于计算机视觉的螺纹参数检测算法研究

    Seal analysis of API8 button round threads;

    API8牙圆螺纹接头密封性分析

    Simple method calculating the big pore size and the small pore size of cylinder tube threads in drawing;

    在绘图中圆柱管螺纹大径小径简便计算法

    In view of the problems of the standard SY/T-5383-1999 "Downhole Motors" concerning the threads, suggestions for its modification are proposed based on the on-site situation to make the threads' flexural strength achieve a more balanced connection and to make the standard more scientific and reasonable.

    针对SY/T5383-199《9螺杆钻具》标准中有关螺杆钻具连接螺纹存在的一些问题,联系现场工作实际,提出了修改建议,以使螺杆钻具连接螺纹的弯曲强度比更加接近平衡连接,整个标准更加科学合理。

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