铰接轴公螺纹接头 joint shaft pin
公螺纹先置式 Pin-Thread Pre-Setting
公制螺纹 [机] metric thread ; metric ibread ; Range of metric threads ; Mefric
公制细螺纹板牙 die for metric fine thread
公制螺纹丝锥 metric thread tap ; tap for metric thread
公制螺纹范围 Range of metric threads ; Metric threads ; Metric thread range
公制细牙螺纹 metric fine thread ; fine metric thread
车削公制螺纹螺距 Metric threads can be cut
公制螺纹种数 Number of metric screw thread
国际公制标准螺纹 International Metric Thread System
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。
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.
加工公、英制螺纹时，并提供如何计算和选择该装置齿轮箱的齿轮。
Calculating formulae for selecting gears in the gear box is provided for machining various threads of metric or British system.
用于试验非组合用垫圈的六角螺栓或六角螺母的最小对边宽度不能大于垫圈内径所对应的螺纹公径直径的1.5倍。
The minimum across flats dimension of the hex bolt or hex nut being used to test the loose washer must not be greater than 1.5 times the basic thread size.
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