偠tˮˮ̎
Lڵ偠t\Ќ`:偠tĽoˮˮ|(zh),Ӱ偠tϵy(tng)ȫ(wn)(jng)\еҪ֮һ,]н(jng)̎ˮкSs|(zh),e}Vx,@Щs|(zh)SoˮM偠tϵy(tng),ɘOΣ,ˮOϵչʾ
1γˮ,偠tܟ,pĽ. 2.͟Ч,ܺ
3.ϴˮˎ,\гɱ
4, ½ٸg
5ʹƷ|(zh)
ИI(y)Ĵ偠t,\Ѕ(sh),ԭ偠tܵԭͣCɵĽ(jng)pʧK,Ӱ푾,ˌ
偠taoˮˮ|(zh)Ҫe(늏S偠tҪˮ|(zh),>5MQ.CM,SiO2<20ug/L).һ늏S,ľOˮ
܇g,偠taoˮM̎
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