锟絏锟斤拷锟絪锟絴(zh锟斤拷)锟斤拷(du锟斤拷)锟斤拷锟杰碉拷影锟�

1.锟较斤拷元锟斤拷影锟�

    锟絶元锟斤拷

    锟絏锟絶锟较斤拷锟斤拷锟絏锟斤拷些548锟絩(sh锟斤拷)锟斤拷锟絶锟斤拷锟絏锟叫碉拷锟絕锟斤拷锟杰斤拷葹锟� 5.65%,锟截度斤拷锟斤拷302锟絩(sh锟斤拷)锟斤拷锟絶锟斤拷锟杰斤拷葹锟�0.45%锟斤拷锟絶锟斤拷锟斤拷要锟侥合斤拷元锟斤拷锟斤拷锟叫必讹拷锟侥癸拷锟杰忥拷(qi锟斤拷ng)锟斤拷效锟斤拷锟斤拷锟斤拷锟斤拷r(sh锟斤拷)效锟街筹拷锟斤拷CuAl2锟斤拷锟斤拷锟紷锟斤拷锟侥時(sh锟斤拷)效锟斤拷(qi锟斤拷ng)锟斤拷效锟斤拷锟斤拷锟絏锟较斤拷锟斤拷锟絶锟斤拷锟斤拷一锟斤拷锟斤拷2.5% ~ 5%锟斤拷锟絶锟斤拷锟斤拷锟斤拷4%~6.8%锟絩(sh锟斤拷)锟斤拷(qi锟斤拷ng)锟斤拷效锟斤拷锟絕锟斤拷锟斤拷锟斤拷锟皆达拷锟斤拷些硬锟絏锟较斤拷锟侥猴拷锟絶锟斤拷處锟斤拷锟紷規(gu锟斤拷)模锟斤拷

    锟絏锟絶锟较斤拷锟斤拷锟杰夠富猴拷锟絕锟劫的癸拷锟斤拷锟絍锟斤拷锟絠锟斤拷锟絫锟斤拷锟絓锟斤拷锟紽锟斤拷元锟斤拷锟斤拷

    锟斤拷元锟斤拷

    Al—Si锟较斤拷系锟斤拷锟絏锟斤拷些锟节癸拷锟斤拷锟截讹拷577 锟絩(sh锟斤拷)锟斤拷锟斤拷锟斤拷 锟斤拷锟斤拷锟絯锟叫碉拷锟絕锟斤拷锟杰斤拷葹锟�1.65%锟斤拷锟絤然锟杰斤拷锟斤拷S锟截讹拷锟铰斤拷锟斤拷锟斤拷锟絧锟斤拷锟斤拷锟紷類合斤拷一锟斤拷锟角诧拷锟杰燂拷處锟巾強(qi锟斤拷ng)锟斤拷锟侥★拷锟絏锟斤拷辖锟�锟斤拷锟叫極锟斤拷 锟斤拷锟斤拷旃︼拷芎涂锟斤拷g锟斤拷锟斤拷

    锟斤拷锟絍锟酵癸拷一锟斤拷锟斤拷锟斤拷锟絏锟叫橈拷(g锟斤拷u)锟斤拷锟絏锟絍锟斤拷系锟较斤拷锟斤拷锟斤拷(qi锟斤拷ng)锟斤拷锟斤拷锟斤拷MgSi锟斤拷锟絍锟酵癸拷锟斤拷|(zh锟斤拷)锟斤拷锟饺烇拷1.73:1锟斤拷規(gu锟斤拷)锟斤拷Al-Mg-Si系锟较斤拷煞謺r(sh锟斤拷)锟斤拷锟斤拷锟絯锟较帮拷锟剿凤拷锟絶锟絙锟斤拷锟絍锟酵癸拷 锟侥猴拷锟斤拷锟斤拷锟叫碉拷Al-Mg-Si锟较金，烇拷锟斤拷锟組(j锟斤拷n)锟斤拷锟斤拷(qi锟斤拷ng)锟斤拷锟斤拷锟斤拷锟斤拷锟絤锟斤拷(d锟斤拷ng)?sh锟斤拷)锟斤拷~锟斤拷一锟斤拷锟斤拷锟斤拷锟絤锟斤拷(d锟斤拷ng)?sh锟斤拷)锟斤拷t锟皆碉拷锟斤拷锟絶锟斤拷(du锟斤拷)锟斤拷锟絞锟皆的晦氾拷影锟�锟斤拷

    Al-Mg2Si锟较斤拷系锟较斤拷平锟斤拷锟斤拷锟紻锟斤拷锟絏锟斤拷些Mg2Si 锟斤拷锟絏锟叫碉拷锟絕锟斤拷锟杰斤拷葹锟�1.85%锟斤拷锟斤拷锟絊锟截度碉拷锟铰斤拷锟斤拷锟絧锟斤拷小锟斤拷

    變锟斤拷锟絏锟较斤拷锟斤拷锟斤拷锟借獨(d锟斤拷)锟皆咃拷锟斤拷锟絏锟斤拷只锟斤拷锟斤拷锟斤拷锟斤拷锟結锟较ｏ拷锟借參锟斤拷锟絏锟斤拷锟斤拷锟叫必讹拷锟侥忥拷(qi锟斤拷ng)锟斤拷效锟斤拷锟斤拷

    锟絍元锟斤拷

    Al-Mg锟较斤拷系平锟斤拷锟斤拷锟紻锟斤拷锟絏锟斤拷些锟絤然锟杰斤拷锟斤拷锟斤拷锟斤拷锟�(bi锟斤拷o)锟斤拷锟斤拷锟絍锟斤拷锟絏锟叫碉拷锟杰斤拷锟斤拷S锟截讹拷锟铰斤拷锟斤拷锟斤拷锟斤拷變小锟斤拷锟斤拷锟斤拷锟斤拷 锟斤拷锟斤拷些锟斤拷锟絀(y锟斤拷)锟斤拷變锟斤拷锟絏锟较斤拷锟叫ｏ拷锟絍锟侥猴拷锟斤拷锟斤拷小锟斤拷6%锟斤拷锟斤拷锟借含锟斤拷也锟酵ｏ拷锟紷類合斤拷锟角诧拷锟杰燂拷處锟巾強(qi锟斤拷ng)锟斤拷锟斤拷锟斤拷锟斤拷锟角可猴拷锟皆杰筹拷锟斤拷锟斤拷锟絞锟斤拷也锟絋锟斤拷锟斤拷锟斤拷锟叫等忥拷(qi锟斤拷ng)锟斤拷锟斤拷

    锟絍锟斤拷(du锟斤拷)锟絏锟侥忥拷(qi锟斤拷ng)锟斤拷锟斤拷锟紷锟斤拷锟斤拷锟斤拷每锟斤拷锟斤拷1%锟絍锟斤拷锟斤拷锟斤拷锟斤拷(qi锟斤拷ng)锟饺达拷锟斤拷锟斤拷锟秸帮拷h(yu锟斤拷n)34MPa锟斤拷锟斤拷锟界參锟斤拷1%锟斤拷锟斤拷 锟斤拷锟絠锟斤拷锟杰夛拷锟絘(b锟斤拷)锟斤拷(qi锟斤拷ng)锟斤拷效锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷i锟斤拷锟斤拷陆锟斤拷V锟斤拷锟斤拷锟斤拷一锟斤拷锟斤拷陆锟斤拷锟斤拷褍A锟斤拷锟斤拷锟絜锟斤拷锟絠還锟杰夛拷使Mg5Al8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組(j锟斤拷n)锟斤拷锟絞锟皆和猴拷锟接癸拷锟杰★拷

    锟絠元锟斤拷

    Al-Mn锟较斤拷系平平锟斤拷锟斤拷锟紻锟斤拷些锟节癸拷锟斤拷锟截讹拷658锟絩(sh锟斤拷)锟斤拷锟絠锟斤拷 锟斤拷锟斤拷锟絯锟叫碉拷锟絕锟斤拷锟杰斤拷葹锟�1.82%锟斤拷锟较斤拷锟斤拷(qi锟斤拷ng)锟斤拷锟絊锟杰斤拷锟斤拷锟斤拷硬锟斤拷锟斤拷锟斤拷锟�锟斤拷锟絠锟斤拷锟斤拷锟斤拷0.8%锟絩(sh锟斤拷)锟斤拷锟斤拷锟斤拷锟斤拷锟絖(d锟斤拷)锟絕锟斤拷值锟斤拷Al-Mn锟较斤拷锟斤拷(du锟斤拷)锟絜(cu锟斤拷)锟絩(sh锟斤拷)效硬锟斤拷锟较斤拷 锟斤拷锟斤拷锟缴燂拷處锟巾強(qi锟斤拷ng)锟斤拷锟斤拷

    锟絠锟斤拷锟斤拷锟斤拷X锟较斤拷锟斤拷俳Y(ji锟斤拷)锟斤拷锟組(j锟斤拷n)锟教ｏ拷锟組(j锟斤拷n)锟斤拷锟劫結(ji锟斤拷)锟斤拷锟截讹拷锟斤拷锟斤拷锟斤拷锟紷锟斤拷锟斤拷(x锟斤拷)锟斤拷锟劫結(ji锟斤拷)锟斤拷锟斤拷锟斤拷锟斤拷锟劫結(ji锟斤拷)锟斤拷锟斤拷锟斤拷锟侥硷拷(x锟斤拷)锟斤拷 锟斤拷要锟角斤拷(j锟斤拷ng)锟絕(gu锟斤拷)MnAl6锟斤拷锟斤拷锟斤彌散锟絴(zh锟斤拷)锟絚(di锟斤拷n)锟斤拷(du锟斤拷)锟劫結(ji锟斤拷)锟斤拷锟斤拷锟斤拷锟絃(zh锟斤拷ng)锟斤拷锟斤拷锟斤拷止效锟斤拷锟斤拷MnAl6锟斤拷锟斤拷一效锟斤拷锟斤拷锟斤拷锟杰斤拷锟絪锟絴(zh锟斤拷)锟紽锟斤拷锟斤拷(g锟斤拷u)锟斤拷(Fe锟斤拷Mn)Al6锟斤拷锟絧小锟紽锟斤拷锟叫猴拷影響★拷

    锟絠锟斤拷锟絏锟较斤拷锟斤拷锟揭拷锟�锟斤拷锟杰夛拷(d锟斤拷)锟皆咃拷锟接橈拷(g锟斤拷u)锟斤拷Al-Mn锟斤拷元锟较斤拷锟斤拷锟斤拷锟斤拷锟斤拷呛锟斤拷锟斤拷锟斤拷辖锟皆拷锟揭伙拷锟斤拷锟斤拷锟�锟斤拷锟斤拷锟斤拷锟斤拷锟絏锟较斤拷锟叫撅拷锟斤拷锟斤拷锟絠锟斤拷

    锟絓元锟斤拷

    Al-Zn锟较斤拷系平锟斤拷锟斤拷锟紻锟斤拷锟絏锟斤拷些275锟絩(sh锟斤拷)锟絓锟斤拷锟絏锟叫碉拷锟杰斤拷葹锟�31.6%锟斤拷锟斤拷锟斤拷125锟絩(sh锟斤拷)锟斤拷锟杰斤拷葎t锟铰斤拷锟斤拷5.6%锟斤拷

    锟絓锟斤拷(d锟斤拷)锟皆咃拷锟斤拷锟絏锟斤拷锟斤拷锟斤拷變锟轿條锟斤拷锟铰岋拷(du锟斤拷)锟絏锟较斤拷锟斤拷(qi锟斤拷ng)锟饺碉拷锟組(j锟斤拷n)锟斤拷锟角筹拷锟斤拷锟斤拷锟斤拷一锟斤拷锟斤拷趹锟�(y锟斤拷ng)锟斤拷锟斤拷锟絞锟絖(k锟斤拷i)锟窖★拷锟紸锟斤拷锟斤拷锟斤拷s锟斤拷锟斤拷锟斤拷锟斤拷锟絓(y锟斤拷n)锟斤拷锟斤拷

    锟斤拷锟絏锟斤拷一锟斤拷锟斤拷锟斤拷锟絓锟斤拷锟絍锟斤拷锟斤拷(g锟斤拷u)锟缴忥拷(qi锟斤拷ng)锟斤拷锟斤拷Mg/Zn2锟斤拷锟斤拷(du锟斤拷)锟较斤拷l(f锟斤拷)锟斤拷锟紷锟斤拷锟侥忥拷(qi锟斤拷ng)锟斤拷效锟斤拷锟斤拷Mg/Zn2锟斤拷锟斤拷 锟斤拷0.5%锟組(j锟斤拷n)锟斤拷锟斤拷12%锟絩(sh锟斤拷)锟斤拷锟斤拷锟紷锟斤拷锟斤拷锟接匡拷锟斤拷锟斤拷(qi锟斤拷ng)锟饺猴拷锟斤拷锟侥忥拷(qi锟斤拷ng)锟斤拷锟斤拷锟絍锟侥猴拷锟斤拷锟斤拷越锟斤拷(g锟斤拷u)锟斤拷Mg/Zn2锟斤拷锟斤拷锟斤拷锟斤拷硬锟絏锟较斤拷锟斤拷锟斤拷锟絓锟斤拷锟絍锟侥凤拷锟絶锟劫匡拷锟斤拷2.7锟絒锟斤拷锟絩(sh锟斤拷)锟斤拷锟斤拷(y锟斤拷ng)锟斤拷锟斤拷锟絞 锟絖(k锟斤拷i)锟窖匡拷锟斤拷锟絕锟斤拷锟斤拷

    锟斤拷锟斤拷Al-Zn-Mg锟斤拷锟紸(ch锟斤拷)锟较咃拷锟斤拷锟絶元锟截ｏ拷锟斤拷(g锟斤拷u)锟斤拷Al-Zn-Mg-Cu系锟较斤拷锟斤拷锟斤拷锟斤拷(qi锟斤拷ng)锟斤拷效锟斤拷锟斤拷锟斤拷锟斤拷锟絏锟较斤拷锟斤拷锟絕锟斤拷锟斤拷也锟角猴拷锟斤拷锟斤拷锟斤拷锟秸癸拷锟絀(y锟斤拷)锟斤拷锟斤拷锟斤拷锟斤拷I(y锟斤拷)锟较碉拷锟斤拷要锟斤拷锟絏锟较斤拷锟結锟斤拷锟斤拷

    2.微锟斤拷元锟截碉拷影锟�

    锟紽锟酵癸拷

    锟紽锟斤拷Al-Cu-Mg-Ni-Fe系锟斤拷X锟较斤拷锟斤拷锟斤拷锟斤拷锟斤拷Al-Mg-Si系锟斤拷X锟叫猴拷锟斤拷Al-Si系锟斤拷锟絣锟斤拷锟絏锟斤拷锟斤拷锟较斤拷锟叫ｏ拷锟斤拷锟斤拷锟斤拷辖锟皆拷丶拥锟�锟斤拷锟节伙拷锟斤拷锟絏锟较斤拷 锟斤拷锟斤拷锟斤拷锟斤拷F锟角筹拷見(ji锟斤拷n)锟斤拷锟絪锟絴(zh锟斤拷)元锟斤拷锟斤拷锟斤拷(du锟斤拷)锟较斤拷锟斤拷锟斤拷锟紷锟斤拷锟斤拷影锟�锟斤拷锟斤拷锟斤拷锟斤拷要锟斤拷FeCl3锟斤拷锟斤拷锟絰锟斤拷锟斤拷锟�锟斤拷锟节癸拷锟斤拷锟斤拷F锟絩(sh锟斤拷)锟斤拷锟斤拷(g锟斤拷u)锟斤拷β-FeSiAl3(锟斤拷 Fe2Si2Al9)锟洁，锟斤拷锟紽锟斤拷锟节癸拷r(sh锟斤拷)锟斤拷锟斤拷(g锟斤拷u)锟斤拷α-Fe2SiAl8(锟斤拷Fe3Si2Al12)锟斤拷锟斤拷(d锟斤拷ng)锟紽锟酵癸拷锟斤拷~锟斤拷锟斤拷(d锟斤拷ng)锟絩(sh锟斤拷)锟斤拷锟斤拷(hu锟斤拷)锟斤拷锟斤拷锟絋锟斤拷锟絣(f锟斤拷)锟斤拷锟窖紋锟斤拷锟絋锟絏锟斤拷锟紽锟斤拷锟斤拷锟絕(gu锟斤拷) 锟竭時(sh锟斤拷)锟斤拷(hu锟斤拷)使锟絋锟斤拷锟絣(f锟斤拷)锟斤拷锟斤拷锟皆★拷

    鈦猴拷锟斤拷

    锟斤拷锟斤拷X锟较斤拷锟叫筹拷锟矫碉拷锟斤拷锟斤拷元锟斤拷锟斤拷锟斤拷Al-Ti锟斤拷Al-Ti-B锟斤拷锟侥合斤拷式锟斤拷锟斤拷锟斤拷锟斤拷c锟絏锟斤拷(g锟斤拷u)锟斤拷 TiAl2锟斤拷锟斤拷锟缴烇拷Y(ji锟斤拷)锟斤拷锟絩(sh锟斤拷)锟侥凤拷锟斤拷锟絏(ju锟斤拷)锟斤拷锟斤拷锟斤拷锟斤拷(x锟斤拷)锟斤拷锟斤拷彀诧拷藕秃锟斤拷p锟斤拷锟脚碉拷效锟斤拷锟斤拷Al-Ti系锟较斤拷l(f锟斤拷)锟斤拷锟斤拷锟斤拷锟斤拷(y锟斤拷ng)锟絩(sh锟斤拷)锟斤拷鈦碉拷锟絉锟界含锟斤拷锟絪锟斤拷0.15%锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷趧t锟絧 锟斤拷小锟斤拷0.01%锟斤拷

    锟絫

    锟絫锟斤拷Al-Mg-Si系锟斤拷Al-Mg-Zn系锟斤拷Al-Mg系锟较斤拷锟叫筹拷見(ji锟斤拷n)锟斤拷锟斤拷锟斤拷元锟斤拷锟斤拷600锟斤拷r(sh锟斤拷)锟斤拷锟絫锟斤拷锟絏锟斤拷锟杰斤拷葹锟�0.8%锟斤拷锟揭溫時(sh锟斤拷)锟斤拷锟斤拷锟较诧拷锟杰解。

    锟絫锟斤拷锟絏锟叫橈拷(g锟斤拷u)锟斤拷(CrFe)Al7锟斤拷(CrMn)Al12锟饺斤拷锟斤拷锟絞锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷止锟劫結(ji锟斤拷)锟斤拷锟斤拷锟轿核猴拷锟絃(zh锟斤拷ng)锟斤拷锟組(j锟斤拷n)锟教ｏ拷锟斤拷(du锟斤拷)锟较斤拷锟叫必讹拷锟侥忥拷(qi锟斤拷ng)锟斤拷效锟斤拷锟斤拷還锟杰革拷锟組(j锟斤拷n)锟较斤拷锟斤拷锟皆猴拷锟铰斤拷锟斤拷(y锟斤拷ng)锟斤拷锟斤拷锟絞锟絖(k锟斤拷i)锟斤拷锟斤拷锟斤拷锟皆★拷锟斤拷锟斤拷(hu锟斤拷)锟斤拷(ch锟斤拷ng)锟斤拷锟接达拷锟斤拷锟斤拷锟斤拷锟�锟斤拷使锟�(y锟斤拷ng)锟絆锟斤拷锟斤拷膜锟斤拷锟絊色锟斤拷

    锟絫锟斤拷锟絏锟较斤拷锟叫碉拷锟斤拷锟斤拷锟斤拷一锟姐不锟斤拷越0.35%锟斤拷锟斤拷锟絊锟较斤拷锟斤拷锟絕(gu锟斤拷)锟斤拷元锟截碉拷锟斤拷锟接讹拷锟铰斤拷锟斤拷

    锟絁

    锟絁锟斤拷锟斤拷锟斤拷锟斤拷锟皆拷兀锟斤拷诮Y(ji锟斤拷)锟斤拷锟絎(xu锟斤拷)锟斤拷锟絁锟杰革拷變锟斤拷锟斤拷锟絞 锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷袆锟�(d锟斤拷ng)锟斤拷锟斤拷锟斤拷锟斤拷J元锟斤拷锟組(j锟斤拷n)锟斤拷蛻變處锟斤拷锟杰革拷锟組(j锟斤拷n)锟较斤拷锟斤拷锟斤拷约庸锟斤拷院徒K锟斤拷锟絘(ch锟斤拷n)品锟絴(zh锟斤拷)锟斤拷锟斤拷锟斤拷?y锟斤拷n)锟斤拷J锟斤拷蛻變锟斤拷效锟絩(sh锟斤拷)锟斤拷锟絃(zh锟斤拷ng)锟斤拷效锟斤拷锟斤拷锟劫現(xi锟斤拷n)锟皆好碉拷锟絃(zh锟斤拷ng)處锟斤拷锟斤拷锟斤拷锟�(l锟斤拷i)锟斤拷Al-Si锟絋 锟斤拷辖锟斤拷锟斤拷锟斤拷锟斤拷锟絚锟斤拷锟絓(y锟斤拷n)锟斤拷锟斤拷锟斤拷(du锟斤拷)锟斤拷锟斤拷锟斤拷锟絏锟较斤拷锟叫咃拷锟斤拷0.015%~0.03%锟絁锟斤拷使锟絋锟絍锟斤拷β-AlFeSi锟斤拷蔀锟絟锟斤拷锟斤拷α-AlFeSi锟斤拷锟斤拷锟斤拷锟絧锟斤拷锟絋锟絍锟斤拷锟斤拷 锟絩(sh锟斤拷)锟斤拷60%~70%锟斤拷锟組(j锟斤拷n)锟斤拷锟結锟斤拷锟斤拷锟絎(xu锟斤拷)锟斤拷锟杰猴拷锟斤拷锟皆加癸拷锟斤拷;锟斤拷锟組(j锟斤拷n)锟斤拷品锟斤拷锟斤拷植诙锟�锟斤拷锟斤拷(du锟斤拷)锟节高癸拷(10%~13%)變锟斤拷锟絏锟较斤拷锟叫咃拷锟斤拷0.02%~0.07%锟絁元锟斤拷锟斤拷锟斤拷 使锟斤拷锟斤拷锟斤拷锟絧锟斤拷锟絕锟酵極锟斤拷锟斤拷锟斤拷锟絎(xu锟斤拷)锟斤拷锟斤拷也锟紷锟斤拷锟組(j锟斤拷n)锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷(qi锟斤拷ng)锟饺э拷b 锟斤拷233MPa锟組(j锟斤拷n)锟斤拷锟斤拷236MPa锟斤拷锟斤拷锟侥忥拷(qi锟斤拷ng)锟饺э拷0.2锟斤拷204MPa锟斤拷 锟竭碉拷210MPa锟斤拷锟斤拷锟斤拷锟绞э拷5锟斤拷9%锟斤拷锟斤拷12%锟斤拷锟斤拷锟絕(gu锟斤拷)锟斤拷锟斤拷Al-Si锟较斤拷锟叫咃拷锟斤拷锟絁锟斤拷锟杰減小锟斤拷锟斤拷锟斤拷锟斤拷锟接尺达拷锟斤拷锟斤拷锟組(j锟斤拷n)锟斤拷锟皆加癸拷锟斤拷锟斤拷锟斤拷锟斤拷順曪拷锟斤拷?z锟斤拷)锟杰堬拷锟斤拷锟杰堬拷?/p>

    锟皆拷锟�

    锟揭诧拷锟斤拷X锟较斤拷某锟斤拷锟斤拷锟斤拷觿锟�锟斤拷一锟斤拷锟斤拷锟絏锟较斤拷锟叫咃拷锟斤拷锟斤拷锟斤拷0.1%~0.3%锟斤拷鋯猴拷锟絏 锟斤拷(g锟斤拷u)锟斤拷ZrAl3锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷止锟劫結(ji锟斤拷)锟斤拷锟組(j锟斤拷n)锟斤拷锟斤拷锟斤拷(x锟斤拷)锟斤拷锟劫結(ji锟斤拷)锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷芗锟�(x锟斤拷)锟斤拷锟斤拷彀诧拷锟�锟斤拷锟斤拷锟斤拷鈦碉拷效锟斤拷小锟斤拷锟斤拷锟� 锟斤拷锟节時(sh锟斤拷)锟斤拷锟斤拷(hu锟斤拷)锟铰斤拷鈦猴拷锟斤拷(x锟斤拷)锟斤拷锟斤拷锟斤拷锟斤拷效锟斤拷锟斤拷 锟斤拷Al-Zn-Mg-Cu系锟较斤拷锟斤拷锟斤拷锟斤拷?y锟斤拷n)锟戒唽?du锟斤拷)锟斤拷锟斤拷锟斤拷锟斤拷缘锟接绊懕锟斤拷t锟斤拷锟絠锟斤拷小锟斤拷锟斤拷锟斤拷锟斤拷锟戒唩锟�(l锟斤拷i)锟斤拷锟斤拷t锟斤拷锟絠锟斤拷(x锟斤拷)锟斤拷锟劫結(ji锟斤拷)锟斤拷锟斤拷锟斤拷锟斤拷

    锟絪锟絴(zh锟斤拷)元锟斤拷

    稀锟斤拷元锟截咃拷锟斤拷锟絏锟较斤拷锟叫ｏ拷使锟絏锟较斤拷锟斤拷锟絋锟絩(sh锟斤拷)锟斤拷锟接成凤拷锟絕(gu锟斤拷)锟斤拷锟斤拷锟斤拷(x锟斤拷)锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絧锟斤拷锟轿撅拷锟斤拷锟絰锟斤拷锟斤拷锟絧锟较斤拷锟叫的氾拷锟絯锟酵攙锟絪锟斤拷锟斤拷使锟絭锟絪锟斤拷趨锟斤拷锟斤拷锟斤拷還锟斤拷锟铰斤拷锟斤拷锟絯锟斤拷韽堬拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟�(d锟斤拷ng)锟斤拷锟斤拷锟斤拷锟斤拷锟节濓拷注锟斤拷锟絍锟斤拷锟斤拷(du锟斤拷)锟斤拷藝锟斤拷锟斤拷锟斤拷锟斤拷锟紷锟斤拷锟斤拷影锟�锟斤拷锟斤拷锟絅稀锟斤拷锟斤拷锟斤拷锟斤拷锟絪锟斤拷0.1%at%锟斤拷锟�锟�锟斤拷锟斤拷稀锟斤拷(La-Ce-Pr-Nd锟饺伙拷锟�)锟斤拷锟斤拷锟斤拷锟斤拷使Al-0.65%Mg-0.61%Si锟较斤拷r(sh锟斤拷)效G?P锟絕(q锟斤拷)锟斤拷(g锟斤拷u)锟缴碉拷锟絉锟斤拷囟锟斤拷陆锟�锟斤拷锟斤拷锟絍锟斤拷锟絏锟较斤拷锟杰硷拷锟斤拷稀锟斤拷元锟截碉拷蛻變效锟斤拷锟斤拷

    3.锟絪锟絴(zh锟斤拷)元锟截碉拷影锟�

    锟紺锟斤拷锟絏锟较斤拷锟叫橈拷(g锟斤拷u)锟斤拷VAl11锟統锟桔伙拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絋锟組(j锟斤拷n)锟斤拷锟斤拷锟斤拷(x锟斤拷)锟斤拷锟斤拷锟斤拷效锟斤拷锟斤拷锟斤拷锟斤拷鈦猴拷鋯碉拷效锟斤拷小锟斤拷锟紺也锟叫硷拷(x锟斤拷)锟斤拷锟劫結(ji锟斤拷)锟斤拷锟斤拷锟斤拷锟斤拷锟組(j锟斤拷n)锟斤拷锟劫結(ji锟斤拷)锟斤拷锟截度碉拷效锟斤拷锟斤拷

    锟絵锟斤拷锟絏锟较斤拷锟叫癸拷锟杰度極锟斤拷锟斤拷锟絚锟絏锟斤拷(g锟斤拷u)锟斤拷CaAl4锟斤拷锟斤拷锟斤拷锟斤拷锟絵锟斤拷锟斤拷锟絏锟较斤拷某锟斤拷锟斤拷锟皆拷锟�锟斤拷锟斤拷锟�5%锟絵锟斤拷5%锟絠锟斤拷锟絏锟较斤拷锟斤拷谐锟斤拷锟斤拷浴锟斤拷}锟酵硅構(g锟斤拷u)锟斤拷CaSi锟斤拷锟斤拷锟斤拷锟斤拷锟絏锟斤拷 锟斤拷?y锟斤拷n)锟絧小锟剿癸拷墓锟斤拷锟斤拷锟�锟斤拷锟斤拷锟斤拷微锟組(j锟斤拷n)锟斤拷锟斤拷锟絀(y锟斤拷)锟斤拷锟絏锟侥岋拷(d锟斤拷o)電癸拷锟杰★拷锟絵锟杰革拷锟組(j锟斤拷n)锟絏锟较斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷CaSi2锟斤拷锟斤拷使锟絏锟较斤拷锟教庯拷韽�(qi锟斤拷ng)锟斤拷锟斤拷微锟斤拷锟絵锟斤拷锟斤拷锟斤拷去锟斤拷锟絏液锟叫的氾拷锟斤拷

    锟経锟斤拷锟絘锟斤拷锟紾元锟斤拷锟角碉拷锟斤拷锟絚(di锟斤拷n)锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷?c锟斤拷)锟斤拷X锟叫癸拷锟杰度诧拷锟斤拷锟斤拷锟铰斤拷锟较斤拷锟斤拷(qi锟斤拷ng)锟斤拷锟斤拷锟斤拷锟杰革拷锟組(j锟斤拷n)锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟紾锟斤拷锟斤拷锟結(ji锟斤拷)锟組(j锟斤拷n)锟斤拷锟斤拷脹锟斤拷锟斤拷锟斤拷(du锟斤拷)锟絘(b锟斤拷)锟絪锟斤拷锟斤拷锟斤拷锟斤拷锟絍锟较斤拷锟叫咃拷锟斤拷锟紾锟缴憋拷锟斤拷锟絚锟斤拷锟斤拷

    锟絉锟斤拷要锟斤拷锟斤拷锟斤拷锟斤拷X锟较斤拷锟叫碉拷蛻變锟斤拷锟斤拷變锟斤拷锟絏锟较斤拷锟斤拷锟斤拷\(y锟斤拷n)锟斤拷锟斤拷锟紿锟斤拷Al-Mg變锟斤拷锟絏锟较斤拷锟斤拷锟斤拷锟斤拷G锟斤拷锟斤拷锟絚锟斤拷锟斤拷锟絉元锟截咃拷锟斤拷某些Al-Zn-Mg-Cu系锟较斤拷锟斤拷锟斤拷锟斤拷锟組(j锟斤拷n)锟结壓锟絚锟戒壓锟斤拷藝锟斤拷锟杰★拷

    锟斤拷锟阶冿拷锟斤拷X锟较斤拷锟叫可革拷锟組(j锟斤拷n)锟斤拷锟斤拷膜锟侥橈拷(g锟斤拷u)锟斤拷锟斤拷锟斤拷锟絧锟斤拷锟絋锟絩(sh锟斤拷)锟侥燂拷锟絧锟酵攙锟絪锟斤拷锟斤拷锟斤拷卸锟皆拷锟�锟斤拷锟斤拷使锟剿發(f锟斤拷)锟斤拷锟絕(gu锟斤拷)锟斤拷锟斤拷锟叫讹拷锟斤拷锟斤拷锟�锟斤拷锟絴锟斤拷食锟斤拷锟斤拷锟较碉拷锟絏锟较斤拷锟叫诧拷锟杰革拷锟斤拷锟�锟斤拷锟斤拷锟斤拷锟結锟斤拷锟叫碉拷鈹猴拷锟斤拷一锟斤拷倏锟斤拷锟�8μg/ml锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟接伙拷锟絯锟斤拷锟絏锟较斤拷也锟斤拷(y锟斤拷ng)锟劫匡拷锟�?sh锟斤拷)暮锟斤拷锟斤拷?/p>

    锟絚锟斤拷锟絏锟叫幾猴拷锟斤拷锟杰解，锟絕锟斤拷锟斤拷芏锟叫★拷锟�0.0025%锟斤拷锟絚锟斤拷锟斤拷锟絚(di锟斤拷n)锟斤拷(97.8锟斤拷),锟较斤拷锟叫达拷锟斤拷锟絚锟絩(sh锟斤拷)锟斤拷锟斤拷锟斤拷锟結(ji锟斤拷)锟組(j锟斤拷n)锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷枝锟斤拷锟斤拷锟斤拷蚓Ы锟�锟斤拷锟斤拷庸锟斤拷r(sh锟斤拷)锟斤拷锟斤拷锟斤拷锟较碉拷 锟絚锟斤拷(g锟斤拷u)锟斤拷液锟紹(t锟斤拷i)锟斤拷锟斤拷锟斤拷锟斤拷锟絣(f锟斤拷)锟斤拷锟斤拷锟斤拷锟絖(k锟斤拷i)锟窖時(sh锟斤拷)锟斤拷锟斤拷(g锟斤拷u)锟斤拷NaAlSi锟斤拷锟斤拷锟斤拷锟斤拷锟給(w锟斤拷)锟斤拷锟絰锟絚锟斤拷锟斤拷锟斤拷锟斤拷锟絣(f锟斤拷)锟斤拷“锟絚锟斤拷”锟斤拷锟斤拷(d锟斤拷ng)锟絍锟斤拷锟斤拷锟斤拷2%锟絩(sh锟斤拷)锟斤拷锟絍锟斤拷取锟借，锟街筹拷锟斤拷锟絰锟絚锟斤拷锟絣(f锟斤拷)锟斤拷“锟絚锟斤拷”锟斤拷锟斤拷 锟剿革拷锟絍锟絏锟较斤拷锟斤拷锟斤拷锟絊锟絓(y锟斤拷n)锟斤拷锟絚锟絵锟桔勶拷锟斤拷锟斤拷锟斤拷“锟絚锟斤拷”锟斤拷锟絢锟斤拷锟斤拷锟饺伙拷锟斤拷锟斤拷使锟絚锟斤拷(g锟斤拷u)锟斤拷NaCl锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟紾使之锟斤拷锟斤拷Na2Bi锟組(j锟斤拷n)锟斤拷锟斤拷倩锟斤拷w;锟斤拷锟絉锟斤拷锟斤拷Na3Sb锟斤拷锟� 锟斤拷稀锟斤拷锟斤拷锟斤拷锟揭伙拷拥锟叫э拷锟�锟斤拷