The sealing contact surfaces are much more sophisticated than those of a general, industrial connection.
密封接触面比一般工业接头的密封接触面复杂得多。
Flanges are also the standard connection for industrial butterfly type valves.
对于工业蝶阀，法兰还是标准连接方式。
Flanges are also the standard connection for industrial butterfly type valves.
对于工业蝶阀，法兰还是标准连接方式。
应用推荐