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Sַʡԭ·
۱ϩ˴;
۱ϩ˴;
l(f)rg2023-02-23 g[
۱ϩߴ;

1ˮе;

ˮ̎У۱ϩԵкͼ䱾еܘɴʹҝӿٵ_xЧҪʹˮ̎SǰͺÓˮ

2I(y)Uˮе;

Ӿ۱ϩڑҸӵˮЕrԵкͼ߷ӱеܘãɴʹҝӿٵ_xЧMI(y)ЧʣͲɱ

3켈Iˮ̎е;

۱ϩ켈IЏV􄩡Vɢȡ܉߼|(zh)ߝ{Óˮܣ߼СwSϵpԭϵԼh(hun)Ⱦ켈ʹõЧȡQƽx|(zh)xӏȼĻԡxPAMҪ߼{ĞVӸɼȣwSϵ;x͹Ҫĸɝv;x͹Ҫ켈Uˮ̎V⌦ϵҲ^õЧPAM߀켈Uˮ̎wS

4ӡȾI(y)ˮ̎е;

۱ϩ鿗̎ϝ{턩ùıoӡԏcܜpټrĔྀ;ҲԷֹo늺ȼӡȾrʹa(chn)ƷζrG;ҲƯ׵ķǹ߷ӷ(wn);⣬߀ڼӡȾˮă

5像Uˮ̎е;

̎ˇڷȌUˮ{(dio)pHֵ23ټ߀ԭһNaOHCa(OH)2{(dio)pHֵ78Cr(OH)3ټӻʹCr(OH)3ȥ

6ú̿ИI(y)ˮ̎е;

ϴúUˮxúSúˮȼú늏Sĵ_ϴUˮȶˮcú۵ĻҪcǝȸwȼwwؓ늺ͬ늺gijʹ@Щ΢ˮбַɢB(ti)Ͳ\ӵӰ;úˮйww֮g໥ãʹϴúUˮ|(zh)ஔsHБҸҺ|(zh), ߀zw|(zh)ʹúˮڝsпٳCϸϴˮcVúa(chn)ʹa(chn)(jng)\Ҫxmӏúˮ̎ᘌϴúSúÓˮ_l(f)ϵи߷ÓˮÓˮЧʸʹú

7ƾSUˮ̎е;

۱ϩΑõ?һr۱ϩҪںÓˮ^һ@NrxxӾ۱ϩxηNxӶxӾ۱ϩca(chn)ƾrúηNԭ?ηNUˮ̎š?ԼPHֵPwrһ㽨hҟx

8ʳƷUˮ̎е;

y(tng)ķl(f)̎^Ҫõ߷Óˮ̎ڴ˶̎õĸ߷һxӶȺͷ^ߵxӾ۱ϩa(chn)Ʒ


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