A.40%/25 B.25%/40 C.35%/25 D.45%/25
A.低位報(bào)警 B.油位報(bào)警 C.油位顯示 D.油位超高報(bào)警
A.應(yīng)急截止閥 B.遙控截止閥 C.應(yīng)急、遙控速閉閥 D.電動(dòng)應(yīng)急閉閥