a(chn)Ʒ飺
ʯӢɰVȻʯӢVʯ(jng)Yxˮϴȹˇӹ^ʶSgЙCеȸܺõcĿǰˮ̎ИI(y)ʹVăˮʹLҹ˾ӹоʯӢɰʯӢɰ̎턩ͨʯӢɰɝM㲻ͬÑʹ
g(sh)ָˣ
Ҏ(gu)0.5-1.0mm ,1-2mm, 2-4mm ,4-8mm ,8-16mm, 16-32mm
ע헣
1ͨʯӢɰVˮ̎У궼]}ҪֹʯӢɰʧȾ˲Ҫoˮ̎УMк߅ˮеȾオ⡣
2ʯӢɰVڼˮ̎ɰVһ23ҪQͨȾȾסʯӢɰͲܺõ^VֻܸQ
3ʯӢɰVԼֵڷ(ni)ˮжܷ(wn)ډAˮܽWˮ̎SiO2^2mg/L
b̓棺
50KG/b
cжƷһѷ