紧螺纹的扭矩、圈数及转速和螺纹密封脂、螺纹加工精度等都是影响螺纹联接质量的重要因素。
The makeup torque, rounds and rotary rate, as well as thread sealing grease and thread processing precision are all important elements affecting connection quality of casings.
热嘴与分流板均采用螺纹连接，可以避免模具加工精度导致的漏胶问题；
The nozzle and manifold are connected with screw type which can avoid resin leakage caused by mold machining accuracy.
深孔螺纹加工效率的高低和加工质量的好坏，直接影响零件的生产效率和精度。
The deep hole thread processing efficiency height and the processing quality, directly affects the components the production efficiency and the precision.
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