A.5at B.0.5at C.98kPa D.40kPa
A.4.25Pa B.4.25kPa C.41.68Pa D.41.68kPa
A.相對(duì)壓強(qiáng) B.相對(duì)壓強(qiáng)加當(dāng)?shù)卮髿鈮?br /> C.絕對(duì)壓強(qiáng) D.絕對(duì)壓強(qiáng)加當(dāng)?shù)卮髿鈮?/p>