A.134齒 B.60齒 C.120齒
A.-11VDC B.-10VDC C.-12VDC
A.正常門對應(yīng)開度為100%危急門對應(yīng)開度為0% B.正常門對應(yīng)開度為0%危急門對應(yīng)開度為100% C.正常門對應(yīng)開度為100%危急門對應(yīng)開度為100%