当需要其他标准法兰、材质或操作压力时请在订货时注。
Please give clear indication of flange. material and operating pressure if you need other standard.
其他标准法兰、材质或操作压力时请在订货时注明。
Please give clear indication of flange, material and operating pressure if you need other standard.
当需要其他标准法兰、材质或操作压力时请在订货时注明。
Please give indication of flange, material and operating pressure if you need other standard.
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