A.調(diào)校精確度B.變差C.靈敏度D.系統(tǒng)誤差
A.兩閥組B.三閥組C.四閥組D.五閥組
A.U型管式壓力計(jì)B.單管液柱壓力計(jì)C.斜管液柱壓力計(jì)D.差壓式壓力計(jì)