Rim is for use with hard to operate gate, globe and Angle valves in overhead locations.

对于高度超过头部，操作困难的闸阀、截止阀和角阀，可以采用巴氏可调节锤击链轮。

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The babbitt adjustable Hammer-Blow Sprocket Rim is for use with hard to operate gate, globe and Angle valves in overhead locations.

对于高度超过头部，操作困难的闸阀、截止阀和角阀，可以采用巴氏可调节锤击链轮。

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According to structural characteristics of a flapper valve, flapper valves, butterfly valves, ball valves, diaphragm valves, Angle valves, through the valve, three-way valve.

根据结构特点有挡板阀、插板阀、蝶阀、球阀、隔膜阀、角阀、直通阀、三通阀。

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Anna consists of ten segments containing angle sensors, two valves, and two motors each -- rotating around orthogonal axes and wrapped in a tough steel exoskeleton -- that are controlled by a computer to help her maneuver over numerous types of terrain.

ENGADGET: Anna Konda: the firefighting snakebot