A.安全 B.足夠 C.符合標(biāo)準(zhǔn) D.符合實(shí)際
A.85% B.90% C.95% D.100%
A.應(yīng)聘上崗 B.競(jìng)爭(zhēng)上崗 C.持證上崗 D.考核上崗