automanual transfer valve 半自动输送阀

mass-transfer valve plate 传质浮阀塔盘

intertank transfer valve 油箱间转输活门

transfer valve plate 传质浮阀塔盘

Vapour transfer valve 蒸汽传输阀门

transfer valve yoke 转换阀门作动杆

Transfer Valve Block2 送液阀区组

Transfer Valve Block1 送液阀区组

six-way transfer valve 六通换向阀