butterfly check valve
短语词组
- Butterfly swing check valve 蝶式止回阀;蝶式;止回阀;船用截止阀阀
- butterfly sing check valve 蝶式止回阀
- hydraulic butterfly check valve 液控止回蝶阀
- Solw closure butterfly check valve 蝶形缓闭止回阀
- hydraulic check butterfly valve 液控止回蝶阀
- hydraulic control check butterfly valve 液控止回蝶阀 返回 butterfly check valve