阀座阀门必须有足够的吊管架做支撑，从而防止给阀体增加额外的负载。
Valve support. Valves must be adequately supported with pipe hangers etc. to prevent additional loading on the valve body.
阀座阀门必须有足够的吊管架做支撑，从而防止给阀体增加额外的负载。
Valve support. Valves must be adequately supported with pipe hangers etc. to prevent additional loading on the valve body.
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