ҷ]ʽsxܶ༼gˆTӋsˮƽrԿ՚⮔еˮ⣬ڌH{ͨLO˝՚_һĝȺ͜ضܸõķaҪ_˜ʣ҂횿]՚еˮֻˮ⡣
]ʽsx~]ʽssOӋȫ]ʽc_ʽs^]ڵײõˮأԌˮֱӵˮخ_ʽsײˮȫҊԌˮخеˮMAaˮˣ_ʽsaˮDZ^ֱӵ]ʽs]ˮsĵײOӋˮأԄaˮb
1]ʽsѭhˮ\Еr늟ӟˮYѭhˮֹͣĈҪoѭhˮ@҂hʹoѭhˮá늟ܣ
2]ʽsx~]ʽs2ϣøԾ۲ƬMˮٷСܺߜ70͜-50ȣȼԺPVCбƬˮٷСܺߜ70ؓ͜50ȼ
3]ʽs35080%280Ҳf@350sһOӋrֻ280Ч 280ˮؽ5ߵğǣ280X1000X5X1=1400000ǧ\ Qǧߣ1400000X0.001163=1628ǧ Ч1:4.5Ӌ:a1628ǧߵğCM1628X4.5/5.5=1332ǧߡ Ҳf@350smb1332ǧߵˮCMȻҲbСc
]ʽsoχFʽsһN͵s^ڂysȡϣøЧ͉xFbÌˮСF˂esЧ\мSoɱ
]ʽsx~]ʽsx]ʽsX\壬VX\304P䓲|ķfPVX\֮\ٴ֮ѽϳõ\䓰ϵ\䓰һ㶼MЇMз̎҂۹˾õX\ܼѣҪMЇ̎푑hҪ