DiccionariosForoContactos

   Inglés +
Google | Forvo | +

double block and bleed valve

náut., tec. 连锁气体阀; 联锁气体阀
DEE double-block-and-bleed valve
centr. 双锁紧泄放阀
DBB double-block-and-bleed valve
centr. 双锁紧泄放阀