ٰսY(ji)(gu)ɷ֞:ɫ䓺ɫ
ڽB䓵ķ֮ǰȺ(jin)νBһºɫcɫٵĻ
1ɫָFFĺϽFF ϽTF䓺FFA(ch)̼ҪԪصĺϽy(tng)QF̼Ͻ
FָFVʯŵߠtұɵĮa(chn)ƷҪÁퟒ䓺T
ڰTFFt۟TF(Һ)ҺTFTT@NTFTF
FϽFc衢it⁵ԪؽMɵĺϽFϽǟ䓵ԭ֮һڟ䓕r(sh)䓵ÓϽԪӄ
2џFŵ䓠t(ni)һˇ۟䓵Įa(chn)ƷVBTֱTɸNTͨvһָ܈ƳɸN䓲ĵ䓌ںɫٵ䓲ȫںɫ
3ɫַQFָɫĽٺͺϽ~aU\XԼS~~XϽSкϽȡڹI(y)߀tif⒡u⁵@ЩҪϽԽٵufȶa(chn)õӲ|(zh)Ͻ@ЩɫٶQ鹤I(y)ý߀Fؽ:KyȺϡнԵD
F
Ǻ̼0.04%-2.3%֮gF̼Ͻ˱CgԺԣ̼һ㲻^1.7%䓵ҪԪسF̼߀й衢iȡ䓵ķNҪ߷N:
1Ʒ|(zh)
3η:
- ܈
- 䓡
4M
5;
- ̼ͨؽY(ji)(gu);ͺϽY(ji)(gu);䓽䓡
- S
- :̼ع;Ͻ;ٹ
- 偠tr(nng)C(j)䓵
6CϷ
- ϽY(ji)(gu);;;S;ض;(yu)|(zh)Y(ji)(gu)
7ұ
- v;;;
c(din)
c䓰
- a(chn)ƷҎ(gu)8~50mm,150-625mm,L(zhng)5-15mҮa(chn)ƷҎ(gu)n^ÑаʹиͿֱM(jn)к
- a(chn)ƷĹ❍ˇжβø߉ˮ[_䓲ı❍
- ɂ(c)߅ֱ܈еĶ܈C˃ɂ(c)߅ֱȺ߅
- a(chn)Ʒij߶c(din)ͬ(j)(yu)䓰;a(chn)Ʒƽֱͺ܈B܈ˇԄ(dng)Ԅ(dng)_䓲a(chn)Ʒߴ羫ȸc(din)ͬl砵ȅ(sh)(yu)аҰֱȺáL(zhng)ȶ߾ȸ
- a(chn)Ʒ|(zh)c䓰ͬg(sh)YB/T4212-2010Ma(chn)(Q345B/Q235BքeGB/T1591-94GB/T700-06)
D(c)ʹ^䓰(yu)c(din)
- 䓲ؓ(f)ƫ܈(sh)H؛^䓰1~5(g)ٷc(din)
- 䓿ÑL(zhng)a(chn)Ñи(ji)ʡ˹ϵͬr(sh)Ҳԭϵļӹpʡr(sh)ʡʡϡ a(chn)ƷьI(y)䓽Y(ji)(gu)I(y)C(j)еI(y)܇I(y)VɽC(j)еؙC(j)еa(chn)I(y)ò
Ҫa(chn)Ʒ
ˇ
v䓼ӹܱa(chn)ˇ䓾C(j)ĹԭnjB(ti)ëÃɽM½e(cu)õУƽ݆(du)ȷM(jn)A(y)УƽͽKУƽ;һ(du)(du)õľ݆(du)䌒ȷM(jn),ʹȱs_(d)A(y)ڵą(sh),䉺s{(dio);5֧e(cu)õУֱ݆(du)䌒ȷM(jn)Уֱ. Ҫɿ݁A(y)УƽԪԪУֱԪM
a(chn)ˇ̿ɸ:A(y)УƽУֱУƽ./a/b12-300mm4-60mmL(zhng)βԎ߅䓲䓿dzƷ䓲ģҲܵϺͯB܈õı Ҫ;:ɲĿƹFC(j)еܽY(ji)(gu)ݡ䓰Π֞ɷN:ƽ揗ɱ䓺͆pۏɱ܈ɱҪ܇C(j)F·\(yn)ݔ?sh)șC(j)еϵ䓰受ɡ
܇Ïɱ䓵š
ɱ䓲D(zhun)tұˇƳcF(xin)мg(sh)Ⱦ(yu)c(din)ͷeOЧ:
1.D(zhun)tҪFˮԭFˮкԪ^a(chn)ıбC
2.ڳƷʸÿɱ늠t½
3.ˮֱTСʡ_˳ɱ
4.BTСʸߣܱC䓶Ñ