ҷ]ʽsxͣܶ༼gˆTӋsˮƽrԿ՚⮔еˮڌH{ͨLOУ˝՚_һĝȺ͜ضܸõķaҪ_˜ʣ҂횿]՚еˮֻˮ
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1]ʽsѭh(hun)ˮ\Еr늟ӟᣬˮYѭh(hun)ˮֹͣĈҪoѭh(hun)ˮã@҂hʹoѭh(hun)ˮ늟ܣ
2]ʽsx~]ʽs2ϣøԾ۲ƬMˮٷСܺߜ70͜-50ȣȼԺPVCбƬˮٷСܺߜ70ؓ͜50ȼ
3]ʽs35080%280Ҳf@350sһOӋrֻ280Ч 280ˮؽ5ߵğǣ280X1000X5X1=1400000ǧ\ Qǧߣ1400000X0.001163=1628ǧ Ч1:4.5Ӌ:a1628ǧߵğCM1628X4.5/5.5=1332ǧ Ҳf@350smb1332ǧߵˮCMȻҲbСcġ
]ʽsoχFʽsһN͵s^ڂy(tng)sȡøЧ͉xFbÌˮСFΣ˂esЧ\мSoɱ
]ʽsx~]ʽsx]ʽsX\壬VX\304P䓲|ķfPVX\֮\ٴ֮ѽϳõ\䓰ϵ\䓰һ㶼MЇMз̎҂۹˾õX\ܼҪMЇ̎푑h(hun)Ҫ