锟絏锟较斤拷锟斤拷锟斤拷锟斤拷膽锟�(y锟斤拷ng)锟斤拷

 锟絏锟较斤拷锟角癸拷锟絀(y锟斤拷)锟斤拷锟絓(y锟斤拷n)锟斤拷锟絕锟絍锟斤拷锟斤拷一锟斤拷锟缴拷锟斤拷锟斤拷Y锟较ｏ拷锟节猴拷锟秸★拷锟斤拷锟斤拷锟斤拷锟絀車锟斤拷锟紺(j锟斤拷)械锟斤拷锟斤拷锟斤拷锟斤拷只锟斤拷锟斤拷锟絎(xu锟斤拷)锟斤拷锟絀(y锟斤拷)锟斤拷锟窖达拷锟斤拷锟絓(y锟斤拷n)锟矫★拷

锟斤拷锟斤拷锟斤拷锟絏锟侥忥拷(qi锟斤拷ng)锟饺很碉拷锟斤拷锟剿伙拷锟紹(t锟斤拷i) σb 值锟絪锟斤拷8kgf/mm2锟斤拷锟绞诧拷锟斤拷锟斤拷锟斤拷(g锟斤拷u)锟斤拷锟結锟斤拷锟斤拷锟斤拷(j锟斤拷ng)锟絕锟絃(zh锟斤拷ng)锟节碉拷锟斤拷锟絘(ch锟斤拷n)锟斤拷(sh锟斤拷)锟絗锟酵科學(xu锟斤拷)锟斤拷(sh锟斤拷)锟�(y锟斤拷n)锟斤拷锟斤拷锟斤拷锟斤拷詤锟斤拷雍辖锟皆拷丶锟斤拷\(y锟斤拷n)锟矫燂拷處锟斤拷锟饺凤拷锟斤拷锟斤拷(l锟斤拷i)锟斤拷(qi锟斤拷ng)锟斤拷锟絏锟斤拷锟紷锟酵得碉拷锟斤拷一系锟叫碉拷锟絏锟较斤拷锟斤拷锟斤拷锟接必讹拷元锟截橈拷(g锟斤拷u)锟缴的合斤拷锟节堬拷(ji锟斤拷n)锟街硷拷锟絏锟絴(zh锟斤拷)锟絧锟饺冿拷(y锟斤拷u)锟絚(di锟斤拷n)锟斤拷一锟斤拷還锟杰撅拷锟斤拷锟絕锟竭的忥拷(qi锟斤拷ng)锟斤拷锟斤拷σb 值锟絜锟絰锟斤拷锟絖(d锟斤拷) 24锟斤拷60kgf/mm2锟斤拷锟紷锟斤拷使锟斤拷锟斤拷“锟饺忥拷(qi锟斤拷ng)锟斤拷”(锟斤拷(qi锟斤拷ng)锟斤拷锟絚锟斤拷锟截的憋拷值 σb/ρ)锟斤拷锟絕锟絊锟斤拷辖锟斤拷锟斤拷變锟缴憋拷負(f锟斤拷)锟侥橈拷(g锟斤拷u)锟斤拷锟結锟斤拷锟斤拷锟絍锟斤拷锟斤拷锟节機(j锟斤拷)械锟斤拷锟届、锟絓(y锟斤拷n)輸锟紺(j锟斤拷)械锟斤拷锟斤拷(d锟斤拷ng)锟斤拷锟紺(j锟斤拷)械锟斤拷锟斤拷锟秸癸拷锟絀(y锟斤拷)锟饺凤拷锟斤拷锟斤拷锟絯锟紺(j锟斤拷)锟侥機(j锟斤拷)锟斤拷锟斤拷锟斤拷皮锟斤拷锟斤拷锟斤拷C(j锟斤拷)锟饺筹拷锟斤拷锟絏锟较斤拷锟斤拷锟届，锟皆減锟絧锟斤拷锟斤拷锟斤拷锟絰锟斤拷锟絏锟较斤拷锟斤拷锟�鋼帮拷锟結锟较碉拷锟斤拷锟斤拷锟斤拷锟斤拷(g锟斤拷u)锟斤拷锟斤拷锟斤拷蓽p锟絧50%锟斤拷锟较★拷 锟絏锟较斤拷锟杰度碉拷锟斤拷锟斤拷锟斤拷(qi锟斤拷ng)锟饺憋拷锟絕锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷越锟斤拷(y锟斤拷u)锟絴(zh锟斤拷)锟�锟斤拷锟斤拷锟皆猴拷锟斤拷锟缴加癸拷锟缴革拷锟絅锟酵機(j锟斤拷)锟斤拷锟斤拷锟叫冿拷(y锟斤拷u)锟斤拷锟侥岋拷(d锟斤拷o)锟斤拷锟�锟斤拷锟斤拷(d锟斤拷o)锟斤拷锟皆和匡拷锟絞锟斤拷锟斤拷锟斤拷锟絀(y锟斤拷)锟较廣锟斤拷锟絓(y锟斤拷n)锟斤拷锟斤拷锟絓(y锟斤拷n)锟斤拷锟斤拷?j锟斤拷)H锟斤拷锟斤拷鋼★拷

锟斤拷锟斤拷锟絏锟较斤拷锟斤拷锟絀車锟絘(ch锟斤拷n)锟絀(y锟斤拷)锟叫碉拷锟絓(y锟斤拷n)锟矫戯拷(y锟斤拷ng)锟斤拷(d锟斤拷ng)锟斤拷锟斤拷锟斤拷锟斤拷锟桔傦拷锟斤拷锟斤拷锟斤拷(hu锟斤拷)聽锟斤拷什么锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絩(sh锟斤拷)锟捷等等筹拷锟斤拷(j锟斤拷)锟斤拷車锟絰锟斤拷全锟絏車锟斤拷锟皆減锟絧锟斤拷锟斤拷锟斤拷锟戒實(sh锟斤拷)锟紷锟斤拷锟斤拷锟斤拷锟斤拷^“全锟絏”也锟斤拷指锟斤拷锟絏锟较金。烇拷锟揭拷\(y锟斤拷n)锟斤拷锟絏锟较斤拷锟斤拷?

锟斤拷锟斤拷一锟斤拷锟斤拷p锟斤拷車锟斤拷锟斤拷锟斤拷锟斤拷使锟絀車锟斤拷锟皆獲锟矫非筹拷锟矫的勶拷(d锟斤拷ng)锟斤拷锟斤拷锟揭斤拷锟斤拷锟酵耗ｏ拷锟斤拷一锟斤拷锟斤拷锟絏锟较斤拷锟角非筹拷锟斤拷锟秸伙拷锟斤拷锟斤拷锟揭伙拷N锟結锟斤拷锟斤拷锟紷也使锟斤拷锟絀車锟侥維锟睫革拷锟介簡(ji锟斤拷n)锟斤拷锟斤拷锟斤拷(d锟斤拷ng)然也锟斤拷锟接環(hu锟斤拷n)锟斤拷锟斤拷锟斤拷锟斤拷(l锟斤拷i)锟絀車锟絘(ch锟斤拷n)锟絀(y锟斤拷)锟侥發(f锟斤拷)展趨锟斤拷(sh锟斤拷)锟斤拷锟絏锟斤拷锟絓(y锟斤拷n)锟矫曪拷(hu锟斤拷)越锟斤拷(l锟斤拷i)越锟絍锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絏锟紷锟絅锟斤拷锟劫的礦锟絘(ch锟斤拷n)锟角筹拷锟絊锟斤拷锟斤拷锟秸伙拷锟街革拷锟介簡(ji锟斤拷n)锟斤拷锟斤拷锟斤拷辖锟斤拷锟斤拷锟斤拷也越锟斤拷(l锟斤拷i)越锟絊锟斤拷锟斤拷