A、nine six-one zero zero B、nine-six-one-zero-zero C、nine-six one-zero-zero D、nine six one zero zero
A、值班長(zhǎng) B、質(zhì)檢員 C、話務(wù)員 D、主管部門
A、需 B、發(fā) C、劃 D、經(jīng)