úֳ̿ʹ˵
ʱ䣺2020-08-03 416
úҵϵӦþ˫عЧ,Ʒ۳ͱú̿Ʒʵáڷ۳ƵϡŨΪ0.5-1 .0% ; Ϊú̿ƷʱʹʱϡŨҪӵ2.0-2.5%ֳԼٿȾ, βļ; ú̿еķʴɵʧҲܴΪ͡ Ϊú̿ʱ, ܽú̿, Ӷú̿ȼƺֵʧ, Чӳú̿ڡ
ص
ζҿȻ;
ϡʹñΪ0.5-2.5% ;
ɿٶʪ۳;
Ҳγɱ;
Է۳ϸõճ; ڝBú;
ˮ
ϡͼò, Ʒ۳ͱú̿Ʒʵ; ·
ͷʴú̿е;
Ʒ۳Ի彡Σ;
úֵ̿ʧ;
ú̿ȼơ
ʹ÷
150-100ϡˮУﳾֱɴﵽֳ̺ͼˮ˫Ч
ϡͷʽ壺Ͷű߽裬ȺʹáҺ壺ˮϺʹá
ϡͱʵԣʵȱԴﵽѷЧ