A、H<sub>1sub>>H<sub>2sub>;P<sub>1sub>=P<sub>2sub> B、H<sub>1sub>=H<sub>2sub>;P<sub>1sub>>P<sub>2sub> C、H<sub>1sub>>H<sub>2sub>;P<sub>1sub>>P<sub>2sub> D、H<sub>1sub>=H<sub>2sub>;P<sub>1sub>=P<sub>2sub>
A、H<sub>1sub>>H<sub>2sub>;P<sub>1sub>=P<sub>2sub> B、H<sub>1sub>=H<sub>2sub>;P<sub>1sub>>P<sub>2sub> C、H<sub>1sub>>H<sub>2sub>;P<sub>1sub>>P<sub>2sub> D、H<sub>1sub>=H<sub>2sub>;P<sub>1sub>=P<sub>2sub>
A、p<sub>bsub>=p0 B、p<sub>bsub>=p0+ρgh C、p<sub>bsub>=p0-ρgh D、p<sub>bsub>=ρgh。
A、p=p<sub>0sub>+ 2γ/R’ B、ln(p/p<sub>0sub>)=ΔVapHm(1/T<sub>0sub>- 1/T)/R C、RTln(p/p<sub>0sub>)=2γM/ρR’ D、p=nRT/V
A、P>P<sub>0sub>,防止Cl<sub>2sub>泄漏 B、P<P<sub>0sub>,防止Cl<sub>2sub>泄漏 C、P>P<sub>0sub>,防止空气混入 D、P<P<sub>0sub>,防止空气混入
A、p<sub>0sub><p<sub>asub> B、p<sub>0sub>=p<sub>asub> C、p<sub>0sub>>p<sub>asub> D、p<sub>0sub>≥p<sub>asub>
A、p<sub>0sub><p<sub>asub> B、p<sub>0sub>=p<sub>asub> C、p<sub>0sub>>p<sub>asub> D、p<sub>0sub>≥p<sub>asub>
A、P=P<sub>0sub>-rh B、P<sub>0sub>=P+rh C、P=P<sub>0sub>+rh D、P=rh-P<sub>0sub>
A、△dB=20lg(P/P<sub>0sub>) B、△dB=10lg(P/P<sub>0sub>) C、△dB=20lg(P<sub>0sub>/P) D、△dB=10lg(P<sub>0sub>/P)
A、p<sub>1sub>q<sub>1sub> B、p<sub>0sub>q<sub>0sub> C、p<sub>1sub>q<sub>0sub> D、p<sub>0sub>q<sub>1sub>