A.正負(fù)0.5% B.正負(fù)1% C.正負(fù)2% D.正負(fù)3%
A.0.5歐/伏 B.1歐/伏 C.2歐/伏
A.0.1歐/伏-0.5歐/伏 B.0.1歐/伏-0.2歐/伏 C.0.2歐/伏-0.5歐/伏 D.0.5歐/伏-1歐/伏