Ҫɷ֡ῼƽτЧ
ˎáVVˎmԾmԾКЧLЧЧѪȿɾS20СrίLƵЧel(f)ĻنΰЧͨ^ˎY(ji)υwޏ(f)_(d)ίߵЧ
m YƷmڸN̶ȵļ(x)ϸȾ~rˮa(chn)UcˮЧ@u^c@Чe(x)[ƤЧ
m÷ʹcU~~rзڼB(yng)ڡ
÷1. أҎ(gu)A(y)2-3g/ˮwÿ2-3ʹһl(f)3-5g/ˮw~8-10ppmˎԡСrB3-4һ
2. ڻƤ6-8g/ˮwB(yng)ڻƤ8-10g/ˮw1-2ppmȫ؝
(yn)ؕr4-6ppmˎԡСr
3. Ҏ(gu)ءYƬw턓(chung)ޏ(f)2-3g/ˮw
Ҏ(gu) 100g20g5g
b500g/2/Ͱ6Ͱ/