stop ring

基本解释

The package comprises a body including a cylinder. A piston is inside the cylinder and cannot readily be removed from the cylinder because of a stop ring.
它包括一个内设有活塞的圆筒体，圆筒体内有一止动环，活塞不易从筒体内去除。
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Once correct flow rate setting has been established, slide memory stop clockwise towards open side of indicator plate until memory stop ring hits indicator plate.
一旦确定正确的流量设置，则将记忆止动装置朝着指示器板的开启位置顺时针方向旋转，直到记忆止动环触到指示器板为止。
The landing is thread connected with stop ring and tightened on and put into downhole with drill string . The landing sub is used as a sub above drill string before check valve is run in downhole.
就位接头与止动环用螺纹联结并上紧扣和钻柱连接下入井内，在未投入止回阀时作为钻柱上的一个接头。

To reshape the core of your engagement ecosystem—the first ring—you probably need to stop doing some legacy marketing activities.
FORBES: Building Your Customer Engagement Ecosystem