F company is gaining the opportunity and facing challenge.
公司面临着前所未有的机遇和竞争。
When male and female (M&F) or tongue and groove (T&G) type flanges are specified, the nozzle flange facing of the vessel shall be of female or groove type.
如指定使用外螺纹及内螺纹或榫面及槽面法兰，容器设备口法兰端面应为凹槽型。
F. production line, and meantime equipped with facing and chamfering machine, X ray in...
同时配套平头倒棱机、x射线探伤装置、水压试验机等设备。
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