threaded coupling是什么意思 threaded coupling怎么读
threaded coupling的用法和样例
- Before make-up of threaded joints, threads shall be brushed, cleaned and teflon paste thread sealant or suitable alternate applied to the male portion.
在准备螺纹接口时，应仔细用钢丝刷将螺纹清理干净，然后将阴螺纹涂上特氟龙胶泥螺纹密封剂或其它合适的替代品。
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