4.8*50ά۸<500 24Ԫ
500<ɹ<800 23.9Ԫ
800<ɹ<1000 23.8Ԫ
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άPETĤΪͿǿճˮгɾ״ĽճƷ˫άмõĿԼǿճ
άǿģѣظʹãни߶ȵĥԼʪܡάкǿȸߣص㡣
10N/25MMƽ
200Nÿ
쳤 52%
ܺ0.160.01mm
ҪʾṩļΪƽֵοڿͻʵʹòϵĶҵӰ쳬 ݣǵIJƷ۲ṩκԱ֤ͻʹǰϸµļԼƷ
齫άͨλôƽͨһĴŷ ¶426ʪ40%50%ֻÿ.
㷺ϴ»䣬ȼҵƷװֹܼƷİװһЩƷװõȡ
Ȩ 2009-2010 ݽʯ˾
绰
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