rubber butterfly meaning in English
橡皮蝶形薄片
Examples
- Opposite nip type line with rubber butterfly valve , metal hard seal eccentric butterfly valve , intensifying polytetrafluoro - ethylene soft ? sealing butterfly valve , low - load light type high temperature butterfly valve , fluorine - butterfly butterfly valve
对夹式衬胶蝶阀，金属硬密封偏心蝶阀，强化聚氟乙烯软密封蝶阀，低负载轻型高温蝶阀，衬氟蝶阀。