mСˮˮԴɢõѭh(hun)sˮϵy(tng)ʹʮ`
f
1˜OӋrض31.5ض28棬≺99400PaMˮض42ˮض32棻
2ӯBʽЧAϵxʹԓs_Y(ji)(gu)oռeС`OӋĿ
3ÙCͿոY(ji)(gu)ֱeD(zhun)١̈́ӉLC~Ƭʹԓsй(ji)@c
4sMLڼ^(q)OøЧbãʹͬesЧ_5dB(A)
5ߏFRPY(ji)(gu)ԓsϵđʹз܃(yu)ʹÉL@(yu)c
6СsD(zhun)ʽˮϵy(tng)Y(ji)(gu)ˮMһssù̶ˮϵy(tng)Mһwķ(wn)
7D(zhun)ʽˮϵy(tng)OÓˮb̶ʽˮϵy(tng)Oˮbãʹshˮpʧ0.01%ԃ(ni)
8AY(ji)(gu)xõĿLemغ_L^(q)ʹԓsOӋL_0.75KN/m2
9weСpY(ji)(gu)ΣbSoO麆ݷ
DBNL3ϵеsҪ(sh)
f
1˜cDmyֱֵhA1.5ߣС1.5וrȡ Dm=1.5ף
2ϵИ˜OӋrضT=28Mˮضt1=37,ˮضt2=32ˮؽt=5ƽt2-T=4档
3гT=28rt=5漰8,t2=32T=27棬t=5漰8t2=32sˮxÕr(sh)sˮՈ
4Mˮָӹc̎ˮ1Kgf/cm2=9.8×104Pa˱ϵˮ0.20.49Kgf/cm2֮g
GBNL3ϵйI(y)sҪ(sh)
f 1ʹX݆pr˜c<72dB(A)ʹÄpr˜cֵcֱsͬ 2гĝضT=28漰T=27sˮ乤r£ˮؽt=10rMˮضt=43棬ˮضt2=33ˮؽt=20漰25rMˮضt1քe6055棬ˮضt2=35 3Mˮָӹc̎ˮ1Kgf/cm2=9.8×104Paϵˮ0.30.5Kgf/cm2֮g