ҷ]ʽsxܶ༼gˆTӋsˮƽrԿ՚⮔еˮڌH{ͨLO˝՚_һĝȺ͜ضܸõķa(chn)Ҫ_˜ʣ҂횿]՚еˮֻˮ
]ʽsx~]ʽssOӋȫ]ʽc_ʽs^]ڵײõˮأԌˮֱӵˮخ_ʽsײˮȫҊԌˮخеˮMAaˮ_ʽsaˮDZ^ֱӵġ]ʽs]ˮsĵײOӋˮأԄaˮb
1]ʽsѭh(hun)ˮ\Еr늟ӟᣬˮYѭh(hun)ˮֹͣĈϣҪoѭh(hun)ˮ@҂hʹoѭh(hun)ˮ늟ܣ
2]ʽsx~]ʽs2ϣøԾ۲ƬMˮٷСܺߜ70͜-50ȼԺãPVCбƬˮٷСܺãߜ70ؓ͜50ȼá
3]ʽs35080%280Ҳf@350sһOӋrֻ280Ч 280ˮؽ5ߵğǣ280X1000X5X1=1400000ǧ\ Qǧߣ1400000X0.001163=1628ǧ Ч1:4.5Ӌ:a(chn)1628ǧߵğCM1628X4.5/5.5=1332ǧ Ҳf@350smb1332ǧߵˮCMȻҲbСc
]ʽsoχFʽsһN͵s^ڂy(tng)sȡøЧ͉xFbÌˮСF˂esЧ\мSoɱ
]ʽsx~]ʽsx]ʽsX\VX\304P䓲|ķfPVX\֮\ٴ֮ѽ(jng)ϳõ\䓰ϵ\䓰һ㶼MЇMз̎҂۹˾õX\ܼҪMЇ̎푑h(hun)Ҫ