ʹPʽֱͨ۵Ďׂc
0
Pʽֱͨa(chn)ƷĻB

Pʽֱͨ^VwD(zhun)yVW(wng)ۿڽM̎ˮͨ^M(jn)ˮM(jn)^Vwˮs|(zh)ڲP䓞VW(wng)(dng)s|(zh)ѷeһ̶ȕrVW(wng)(ni)ɂ(c)ĉ_(d)O(sh)ֵ0.05MPa),_yP(gun)]D(zhun)y_ʼ

Pʽֱͨc
1^VȫBm(x)ˮȱ˸ߵ־е͵ĉٵͶɵın
2ֱӰbڹܾW(wng)ϵy(tng)Ҫκ֧νY(ji)(gu)(ji)ʡg
3bֻ̎ϵy(tng)Ĺ·ϼ
4Ҫbͨ·ж
5ϴrӰ^V