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ИI(y)֪R
l(f)rg 2020-12-04

~ʾ۱ϩĉAˮf

۱ϩĉAˮf ۱ϩAˮһ@cxȻЧˮⷴʬFЧ(retarding effect)c۱ϩˮ߻෴Sˮȵˮ@׃@˵xFһCOO-H˻FOH-oų⽵܇ֲ΢h(hun)OH-...

l(f)rg 2020-12-03

~ӰxӾ۱ϩճȵĂf

ӰxӾ۱ϩճȵĂf xӾ۱ϩҺճҪӳҺw֮gӻ\aăĦĦcۺĽY܄|ҺĝȼضȺ͉PĔֵԽҺճԽ 1 ضȌ xӾ۱ϩ ճȵӰf ضǷӟoҎ(gu)...

l(f)rg 2020-12-02

~׃ɫz(zh)И˜

{zָʾ׃ɫz͟o׃ɫz ׃ɫz (zh)И˜ʣ ИI(y)˜HG/T2765.42005 ׃ɫzԭ mԹzԭȻⒶƵõ{zָʾ׃ɫzˇƵõğo׃ɫz ׃ɫz^ ƷNɫ׃ɫz|ϵd}{ɫzܺ͑һc...

l(f)rg 2020-12-01

~ʲôʯӢɰ

ʲôʯӢɰ ͨʯӢɰf ʯӢɰVϲȻʯӢVʯYxˮϴȹˇӹ^ʶɫЙCеȸߡ ܺЧʹLcʯӢɰVmچΌp^Vء^VxӽQָ˾_CJ/T43-1999˜ʡӹоʯӢɰ...

l(f)rg 2020-12-01

~ʯӢɰVϷ

ʯӢɰVϷ ʯӢɰVҪɷ־ɰͨɰ / ߰ɰ : 1. ͨʯӢɰVϡ : Ҫˮ̎궼]}ֻҪֹʯӢɰʧȾ˲Ҫoˮ̎Mк߅ˮеȾオ 2. Ͼ ʯӢɰV : ڼˮ̎...

l(f)rg 2020-11-30

~ʯrʯf

ʯ rʯf ʯҲ Խ }ʯӢʯӢrʯӢɰrrʯĿQ ҹ˾ꌢʯӹɷKʯʯwɰʯͬҎ(gu)ͬ;KʯĥCwʯɰҪˮ^V· c ʯ WӹaƷ ; ^V^ĮaƷN軯߀塢...

l(f)rg 2020-11-27

~Ҭ̿|f

Ҭ̿ |f Ҭ̿ԃ(yu)|ҬӚԭϵaˇƶ Ҭ̿^ ʺɫw Ҭ̿Ҏ(gu) 0.25-0.5mm 0.5-1mm  1-2mm,2-4mm,3-5mm 5-8mm Ҭ̿(yu)c Ҭ̿϶Yl(f)_ȱe܏СWܷ(wn)mڸ߼ȵ...

l(f)rg 2020-11-26

~̿ıȱe

̿ıȱe ̿ıȱe 850m2 /g̿ȱeоǷdzҪ ̿ ıȱezyֻвBETzyĽY挍ɿĿǰкܶxֱֻӌȷęzyFڇҲ̭ˡ Ŀǰȱeyԇy(tng)һöcBETƶıȱey...

l(f)rg 2020-11-25

~þ۱ϩοˮγ

þ۱ϩοˮγ ҇ˮYԴȱȾ^صĵ؅^(q)֮һĿǰИI(y)ȱˮѽɇصĽpʧh(hun)}Թ(ji)sˮˮ_l(f)ˮԴͬҪxl(f)չ۱ϩ(ji)sˮˮҪáͺҪՄՄ ۱ϩ ˮγ ۱ϩ...

l(f)rg 2020-11-24

~ʾ۱ϩʹһӵԭ

۱ϩʹһӵԭ ۱ϩʹЩصӰп͑ӳͬһ؛Еr۱ϩʹ׃ʲôԭ۱ϩgС@ҽ S(ji)׃ ۱ϩ ʹҲ{̎ͬӵˮڶļҪôһЩ۱...

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