配套法兰内径必须与套管内径匹配。

Mating flange ID must match sleeve ID.

youdao

阀体与连接法兰的密封为体盖密封。

The body and flange are airproofed by shell.

youdao

范围广泛的程序与标准欧元，法兰格b10。

Wide range of program with standard EURO-Flange B10.

youdao

悠久的法兰西文化与现代文化的完美结合，在高科技与高标准下出产品。

Glorious French culture and modern culture perfect union, under high tech and high standard product.

youdao

悠久的法兰西文化与现代文化的完美结合，在高科技与高标准下出产品。

Glorious French culture and modern culture perfect union, under high tech and high standard product.

youdao