锟斤拷锟斤拷锟斤拷h摩锟斤拷锟斤拷锟紺锟絊锟斤拷锟斤拷锟絍锟斤拷锟戒摬牡锟斤拷x锟斤拷锟斤拷鋼結(ji锟斤拷)锟斤拷(g锟斤拷u)锟絆(sh锟斤拷)計锟斤拷锟斤拷锟斤拷要锟斤拷一锟絟(hu锟斤拷n)锟斤拷锟絰锟斤拷锟侥匡拷锟斤拷羌锟揭拷锟斤拷C锟結(ji锟斤拷)锟斤拷(g锟斤拷u)锟侥帮拷全锟斤拷锟斤拷要锟斤拷锟斤拷锟缴匡拷锟酵斤拷(j锟斤拷ng)锟斤拷锟斤拷锟斤拷锟斤拷锟絰锟斤拷鋼材時锟斤拷(y锟斤拷ng)锟斤拷锟絔锟斤拷锟铰庯拷锟絚锟斤拷

锟斤拷锟斤拷1锟斤拷  锟結(ji锟斤拷)锟斤拷(g锟斤拷u)锟斤拷锟斤拷要锟斤拷

锟斤拷锟斤拷锟斤拷h摩锟斤拷锟斤拷锟紺锟絊锟揭革拷锟絍锟斤拷覍锟斤拷锟斤拷凸锟斤拷I(y锟斤拷)锟斤拷锟斤拷鋼結(ji锟斤拷)锟斤拷(g锟斤拷u)锟斤拷锟斤拷锟斤拷鋼結(ji锟斤拷)锟斤拷(g锟斤拷u)锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟竭層或超高岋拷锟斤拷锟矫斤拷锟斤拷锟斤拷(g锟斤拷u)锟斤拷锟斤拷锟斤拷锟揭拷Y(ji锟斤拷)锟斤拷(g锟斤拷u)锟斤拷锟斤拷(y锟斤拷ng)锟斤拷锟絔锟絰锟斤拷锟絴(zh锟斤拷)锟斤拷锟矫碉拷鋼诧拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絴(zh锟斤拷)锟街別锟絰锟斤拷锟斤拷通锟絴(zh锟斤拷)锟斤拷锟斤拷鋼诧拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷全锟饺硷拷锟斤拷同锟斤拷要锟斤拷锟戒摬锟斤拷|(zh锟斤拷)锟斤拷也锟斤拷(y锟斤拷ng)锟斤拷同锟斤拷

锟斤拷锟斤拷2锟斤拷  锟絛锟斤拷锟斤拷r

锟斤拷锟斤拷锟斤拷h摩锟斤拷锟斤拷锟紺锟絊锟揭革拷锟絍锟斤拷锟揭伙拷锟斤拷锟斤拷锟給锟絛锟缴的結(ji锟斤拷)锟斤拷(g锟斤拷u)锟斤拷锟斤拷(y锟斤拷ng)锟斤拷要锟皆滿锟姐強锟斤拷要锟斤拷锟斤拷x取锟斤拷直锟接筹拷锟杰斤拷變锟絛锟缴的結(ji锟斤拷)锟斤拷(g锟斤拷u)锟斤拷锟斤拷锟斤拷诘锟斤拷锟狡ｏ拷锟�锟斤拷锟节憋拷锟紺一锟斤拷锟斤拷锟斤拷要锟斤拷锟斤拷锟斤拷锟斤拷锟截匡拷锟絔锟斤拷锟较碉拷锟斤拷锟皆猴拷锟絞锟斤拷锟斤拷锟斤拷锟斤拷诟锟斤拷锟狡ｏ拷冢锟斤拷@锟絩锟斤拷锟斤拷锟狡ｏ拷诳锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟�(d锟斤拷o)锟斤拷锟斤拷锟斤拷锟斤拷(y锟斤拷ng)锟絰锟今強度高的诧拷锟较★拷锟斤拷锟杰沖锟斤拷锟絛锟缴的結(ji锟斤拷)锟斤拷(g锟斤拷u)锟斤拷锟斤拷锟絰锟斤拷锟较戯拷(y锟斤拷ng)锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟皆猴拷锟絞锟斤拷锟斤拷锟斤拷锟斤拷锟饺條锟斤拷锟絆(sh锟斤拷)計锟侥結(ji锟斤拷)锟斤拷(g锟斤拷u)锟斤拷锟戒工锟斤拷锟斤拷(y锟斤拷ng)锟斤拷一锟斤拷锟斤拷^小锟斤拷锟斤拷锟斤拷诤锟斤拷^锟今，此時锟絰锟侥诧拷锟斤拷(y锟斤拷ng)锟角高忥拷锟饺碉拷锟斤拷锟斤拷锟斤拷(y锟斤拷ng)锟斤拷锟斤拷锟皆猴拷锟絞锟皆好碉拷一锟姐強锟饺的诧拷锟斤拷锟斤拷锟节猴拷确锟斤拷锟斤拷艿锟斤拷锟斤拷锟斤拷d锟缴ｏ拷锟斤拷(y锟斤拷ng)锟絰锟斤拷訝锟紸锟絪锟斤拷锟斤拷锟斤拷确锟斤拷锟斤拷锟斤拷院玫牟锟斤拷希锟斤拷苑锟街癸拷a(ch锟斤拷n)锟斤拷锟接狅拷撕锟斤拷锟斤拷

锟斤拷锟斤拷3锟斤拷  锟紹锟接凤拷锟斤拷

锟斤拷锟斤拷锟斤拷h摩锟斤拷锟斤拷锟紺锟絊锟揭革拷锟絍锟斤拷液锟斤拷咏Y(ji锟斤拷)锟斤拷(g锟斤拷u)锟斤拷锟斤拷锟絴(zh锟斤拷)锟斤拷要锟斤拷(y锟斤拷ng)锟斤拷(y锟斤拷n)锟斤拷一些锟斤拷锟斤拷锟界，锟节伙拷锟絎(xu锟斤拷)锟缴分凤拷锟斤拷锟巾殗锟�(y锟斤拷n)锟斤拷锟斤拷锟教�锟斤拷锟斤拷锟阶的猴拷锟斤拷锟斤拷锟角猴拷锟接結(ji锟斤拷)锟斤拷(g锟斤拷u)锟斤拷碳锟斤拷(d锟斤拷ng)锟斤拷锟缴放岋拷要锟斤拷

锟斤拷锟斤拷4锟斤拷  锟結(ji锟斤拷)锟斤拷(g锟斤拷u)锟斤拷處锟侥溫度和環(hu锟斤拷n)锟斤拷

锟斤拷锟斤拷锟斤拷h摩锟斤拷锟斤拷锟紺锟絊锟揭革拷锟絍锟斤拷锟斤拷诘蜏貤l锟斤拷锟铰癸拷锟斤拷锟侥結(ji锟斤拷)锟斤拷(g锟斤拷u)锟斤拷锟斤拷锟斤拷锟角猴拷锟接結(ji锟斤拷)锟斤拷(g锟斤拷u)锟斤拷锟斤拷(y锟斤拷ng)锟絰锟矫撅拷锟斤拷锟斤拷锟矫匡拷锟酵溫达拷锟斤拷锟斤拷锟杰碉拷锟�(zh锟斤拷n)锟給锟�锟斤拷露锟斤拷Y(ji锟斤拷)锟斤拷(g锟斤拷u)锟阶產(ch锟斤拷n)锟斤拷锟絩效锟斤拷锟叫猴拷锟斤拷锟絴(zh锟斤拷)锟斤拷锟矫碉拷鋼诧拷锟阶革拷锟絞锟斤拷疲锟节和旓拷锟窖ｏ拷锟斤拷(y锟斤拷ng)锟絕(q锟斤拷)锟絜锟斤拷锟絰锟斤拷同锟侥诧拷锟絴(zh锟斤拷)锟斤拷锟剿诧拷锟斤拷锟酵猴拷鋼ｏ拷锟斤拷锟絴(zh锟斤拷)锟斤拷要锟斤拷(y锟斤拷ng)锟斤拷锟较現(xi锟斤拷n)锟叫囷拷锟揭橈拷(bi锟斤拷o)锟斤拷(zh锟斤拷n)GB/T4172锟斤拷锟斤拷锟接結(ji锟斤拷)锟斤拷(g锟斤拷u)锟斤拷锟酵猴拷鋼★拷锟斤拷規(gu锟斤拷)锟斤拷锟斤拷

锟斤拷锟斤拷锟斤拷锟斤拷锟絇(gu锟斤拷n)注锟斤拷

锟斤拷锟斤拷锟斤拷h摩锟斤拷锟斤拷锟紺锟斤拷摩锟斤拷锟斤拷锟紺锟絊锟斤拷锟斤拷锟絶锟絏摩锟斤拷锟斤拷锟紺锟斤拷摩锟斤拷锟斤拷锟接猴拷锟紺