A.膜式壓力計(jì)B.電容式壓力計(jì)C.電阻式壓力計(jì)D.振弦式壓力計(jì)
A.穩(wěn)定性B.可靠性C.復(fù)現(xiàn)性D.重復(fù)性
A.etB.elC.ekD.ef