Plug-weld the connection between the closing panel and the inner light housing under shielding gas.
用气体保护塞焊，焊接封闭板与内侧灯罩之间的接合处。
Pneumatic valve and plug valve of a type is the same, only it's shut down parts of a sphere, the sphere rotates around the body center line to achieve the opening and closing a valve.
气动球阀和旋塞阀是同属一个类型的阀门，只有它的关闭件是个球体，球体绕阀体中心线作旋转来达到开启、关闭的一种阀门。
The currencies plug-in supports daily closing values of 184 exchange rates.
货币插件支持每日收盘汇率值184。
The currencies plug-in supports daily closing values of 184 exchange rates.
货币插件支持每日收盘汇率值184。
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