HһNeرȸӺĽͲcӢĸ"H"ͬH䓵ĸλֱŲHڸ϶пʩΡsɱͽYpȃcѱVá
HһNͽH䓽ΠW܈ƕrϸc^ȑСcͨ䓱^нģpʡٵăcʹYpp30-40%;ȃƽУȶֱƴbMϳɘɹsTӹ_25%ҪнԺõĴͽ(Sߌӽ)Լ\ݔCеOA֧Aȡ
Hɹ䓰lչɵһNWܸ郞Ľ͔䓲cӢĸ"H"ͬc:
ȴ
ȹ䓴s5%-10%
ƽʹBӹb
cӹɱȸߣСo谺FĺӲϺͺpzys䓽Yɱ30%
ͬؓ.܈H䓽Y䓽Ypp15%-20%
cŽY܈H䓽Y6%ʹeYpp20%һ30%YOӋ
H䓿ɼӹTCɽMγɸNʽOOӋc
H䓷֞܈H ͺH(H)ɷN܈Hַ֞錒H(HW) H(HM)խH(HN)N
HW H䓸߶ȺȻ;Ҫ䓽ſܽYо,ҲQ;䓽YҪ
HM H䓸߶Ⱥȱ1.33~~1.75 Ҫ䓽Y:䓿ڳ܄dĿܽY;:Oƽ_
HN H䓸߶Ⱥȱڵ2Ҫ;䓵;ஔHN;
H
2
H䓵Ҫ|Q235B490SS400Q345 Q345B
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