Captain Smollett rose from his seat, and knocked out the ashes of his pipe in the palm of his left hand.
斯莫列特船长从坐着的地方站了起来，往他左手的掌心上磕了磕烟斗里的灰。
Captain Smollett rose from his seat and knocked out the ashes of his pipe in the palm of his left hand.
斯莫列特船长从坐着的地方站了起来，往他左手的掌心上磕了磕烟斗里的灰。
The valve consists of a guard cage, spring, valve disc, retaining ring and seat. It can be combined with pipe fittings such as reducing couplings, drain elbows, etc.
阀由警戒装置、弹簧、阀碟、扣环和阀座组成，可以和许多管件连接，如缩径管接头、排水弯头等。
应用推荐