Replace the cylinder outlet seal and valve cap.

替换钢瓶排气口密封和阀门帽。

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When returning cylinders to the supplier, properly close the cylinder valve, replace and secure any valve outlet seals, and properly install the cylinder cap.

钢瓶返还给供应商时，正确关闭钢瓶阀门，替换并固定阀门排气口密封，正确安装钢瓶帽。

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The focal points of designing cyclone separator were involved in cylinder length, dimension of inlet and outlet pipe, cone and filling tube.

简体的长度、进气管和排气管的尺寸以及锥体和下料管是设计旋风分离器时要考虑的重点。

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In addition the inlet and outlet ports of both cylinder heads are optimized for improved mixture flow.

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