锟絏锟酵材猴拷锟较硷拷锟絞(sh锟斤拷)锟斤拷锟斤拷注锟斤拷锟斤拷y锟絚(di锟斤拷n) 锟斤拷锟斤拷锟絏锟斤拷

锟絏锟酵诧拷锟斤拷锟斤拷锟絕(gu锟斤拷)锟斤拷锟斤拷锟斤拷注锟斤拷锟斤拷锟斤拷锟斤拷锟絚(di锟斤拷n)锟斤拷

锟斤拷1锟斤拷锟絆锟斤拷锟斤拷锟斤拷锟斤拷锟节空氾拷锟叫ｏ拷锟絏锟斤拷锟斤拷同锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟杰碉拷锟斤拷锟斤拷锟斤拷锟斤拷锟絏锟斤拷膜锟斤拷锟斤拷燃s0锟斤拷1锟斤拷0锟斤拷2μm锟斤拷锟斤拷锟斤拷锟絚(di锟斤拷n)锟竭ｏ拷锟絪2050锟芥）锟斤拷锟絟(yu锟斤拷n)锟絟(yu锟斤拷n)锟斤拷锟絕(gu锟斤拷)锟絏锟斤拷锟絏锟较斤拷锟斤拷锟斤拷锟絚(di锟斤拷n)锟斤拷锟絪600锟斤拷锟斤拷锟揭ｏ拷锟斤拷锟斤拷锟斤拷锟絏锟斤拷锟杰讹拷3锟斤拷95锟斤拷4锟斤拷10g/cm3锟斤拷锟絪锟斤拷锟絏锟斤拷1锟斤拷4锟斤拷锟斤拷锟斤拷锟斤拷锟絏锟斤拷膜锟侥憋拷锟斤拷锟斤拷锟斤拷锟斤拷水锟斤拷锟斤拷锟斤拷锟斤拷锟絩(sh锟斤拷)锟斤拷锟斤拷锟斤拷K锟斤拷锟斤拷锟斤拷锟劫碉拷锟桔猴拷锟斤拷锟絆锟斤拷锟轿成氾拷锟�锟斤拷锟紸锟斤拷锟斤拷未锟桔合碉拷缺锟捷ｏ拷锟斤拷锟金焊縫锟斤拷锟斤拷锟铰斤拷锟斤拷

锟斤拷2锟斤拷锟阶產(ch锟斤拷n)锟斤拷锟斤拷锟�锟斤拷锟絏锟斤拷锟絏锟较金焊接時(sh锟斤拷)锟絘(ch锟斤拷n)锟斤拷锟斤拷椎锟斤拷锟揭拷锟斤拷菤锟�锟斤拷锟斤拷锟斤拷液锟紹(t锟斤拷i)锟絏锟斤拷锟杰斤拷锟斤拷锟斤拷臍锟�锟斤拷锟斤拷锟教態(t锟斤拷i)锟絏锟阶猴拷锟斤拷锟杰斤拷洌拷锟剿拷(d锟斤拷ng)锟桔池溫度匡拷锟斤拷锟斤拷s锟絚锟斤拷锟教時(sh锟斤拷)锟斤拷锟斤拷锟�(l锟斤拷i)锟斤拷锟斤拷锟捷筹拷锟斤拷锟斤拷锟斤拷锟节猴拷锟絧锟叫聚硷拷锟轿成氾拷锟�锟斤拷锟斤拷锟斤拷目前锟統锟斤拷锟斤拷全锟斤拷锟解，锟斤拷膩锟�(l锟斤拷i)源锟杰讹拷锟斤拷锟斤拷電伙拷锟斤拷锟斤拷锟斤拷械臍锟�锟斤拷锟絏锟斤拷锟斤拷锟斤拷锟絲锟斤拷锟斤拷锟斤拷锟斤拷锟秸氾拷锟叫碉拷水锟街碉拷锟斤拷锟斤拷(sh锟斤拷)锟絗锟紺锟斤拷锟斤拷锟斤拷使锟斤拷獍碐B/T4842锟斤拷(bi锟斤拷o)锟斤拷(zh锟斤拷n)要锟襟，硷拷锟斤拷锟絖(d锟斤拷)锟斤拷99锟斤拷99%锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷(d锟斤拷ng)水锟街猴拷锟斤拷锟絖(d锟斤拷)锟斤拷20ppm锟絩(sh锟斤拷)锟斤拷也锟斤拷(hu锟斤拷)锟斤拷锟紽(xi锟斤拷n)锟斤拷锟斤拷锟斤拷锟斤拷锟杰氾拷祝锟斤拷锟�(d锟斤拷ng)锟秸氾拷锟斤拷锟斤拷(du锟斤拷)锟斤拷瘸锟斤拷^(gu锟斤拷)80%锟絩(sh锟斤拷)锟斤拷锟斤拷锟絧锟酵曪拷(hu锟斤拷)锟斤拷锟紷锟斤拷锟紽(xi锟斤拷n)锟斤拷住锟�

锟斤拷3锟斤拷锟斤拷锟絧變锟轿猴拷锟轿筹拷锟窖紋锟紸锟斤拷锟�锟斤拷锟絏锟侥撅拷锟斤拷脹系锟斤拷(sh锟斤拷)锟酵結(ji锟斤拷)锟斤拷锟秸縮锟绞約锟斤拷鋼达拷杀锟斤拷锟斤拷桩a(ch锟斤拷n)锟斤拷锟絕锟斤拷暮锟斤拷锟阶冿拷蔚膬锟�(n锟斤拷i)锟斤拷(y锟斤拷ng)锟斤拷锟斤拷锟斤拷(du锟斤拷)锟斤拷锟斤拷锟絕锟斤拷慕Y(ji锟斤拷)锟斤拷(g锟斤拷u)锟斤拷锟斤拷使锟斤拷锟窖紋锟侥產(ch锟斤拷n)锟斤拷锟斤拷

锟斤拷4锟斤拷锟絏锟侥岋拷(d锟斤拷o)锟斤拷系锟斤拷(sh锟斤拷)锟斤拷锟斤拷锟絏0锟斤拷538锟斤拷/Cm锟斤拷s锟斤拷锟芥）锟斤拷锟絪锟斤拷鋼碉拷4锟斤拷锟斤拷锟斤拷锟�锟斤拷锟斤拷锟斤拷锟絏锟斤拷锟絏锟较斤拷r(sh锟斤拷)锟斤拷锟饺猴拷锟揭拷锟斤拷母锟斤拷锟侥燂拷锟斤拷锟斤拷

锟斤拷5锟斤拷锟较斤拷元锟截碉拷锟斤拷锟絣(f锟斤拷)锟侥燂拷锟絧锟斤拷锟絏锟较斤拷锟叫猴拷锟叫低凤拷锟絚(di锟斤拷n)锟斤拷元锟截ｏ拷锟斤拷锟絍锟斤拷锟絓锟斤拷锟絠锟饺ｏ拷锟斤拷锟节高滐拷電伙拷锟斤拷锟斤拷锟斤拷锟斤拷锟絆锟斤拷锟斤拷锟絣(f锟斤拷)锟斤拷锟絧锟斤拷锟侥讹拷锟斤拷變锟斤拷锟絧锟斤拷锟劫的伙拷锟絎(xu锟斤拷)锟缴分ｏ拷使锟斤拷锟絧锟斤拷锟斤拷锟铰斤拷锟斤拷

锟斤拷6锟斤拷锟竭溫忥拷(qi锟斤拷ng)锟饺猴拷锟斤拷锟皆碉拷锟斤拷锟竭溫時(sh锟斤拷)锟絏锟侥忥拷(qi锟斤拷ng)锟饺猴拷锟斤拷锟皆很低ｏ拷锟狡夛拷锟剿猴拷锟絧锟斤拷锟劫的筹拷锟斤拷锟斤拷锟叫時(sh锟斤拷)還锟斤拷锟斤拷锟斤拷珊锟斤拷p锟斤拷锟斤拷锟斤拷锟斤拷秃锟斤拷锟斤拷F(xi锟斤拷n)锟斤拷

锟斤拷7锟斤拷锟給(w锟斤拷)色锟斤拷變锟斤拷锟斤拷锟絏锟斤拷锟絏锟较斤拷锟侥固態(t锟斤拷i)锟紻(zhu锟斤拷n)锟斤拷液锟紹(t锟斤拷i)锟絩(sh锟斤拷)锟斤拷锟給(w锟斤拷)锟斤拷锟紷锟斤拷锟缴冿拷锟�锟斤拷使锟斤拷锟斤拷锟斤拷锟統锟斤拷锟斤拷锟秸加燂拷囟锟�锟�锟斤拷锟斤拷锟�