ڵλã233У>ִҵҩʦ>ҩѧרҵ֪ʶ(һ)>ϰָ

2019ִҵҩʦҩѧһ㣺ƼĻҪ

Դ233У 2019515

ִҵҩʦҩѧרҵ֪ʶһ1149½ڣֱǣҩҩѧרҵ֪ʶҩѧҩЧѧҩƷҩƷ׼ȣ漰֪ʶ㷺˱Ƚϸѧϰʱ϶̣Сġҩѧרҵ֪ʶһܣжʱټǣֱص㡣Ϊҩѧһ¸߸ʱؿ㣬ϣҪ䣡>>ʦܺĿ+չ<<

ҩϵͳDDSٴӦ

㣺ƼĻҪ

Ƽĸص㼰

һƼĸ

ҲưҩϵͳʹҩѡԵŨڲ䲿λĸҩϵͳ

ɹİƼӦ߱Ҫأ

1.λŨ;

2.;

3.޶オ⡣

Ƽص

1.ҩЧ

2.Ͷԡ

3.ҩƷİȫԡЧԡɿԺͲҩ˳Ӧԡ

Ƽķ

1.Ƽ

ƼȻƼǽڵҩ΢ϸΪɶʵְƼ

2.Ƽ

һǽ΢κΪ壬ҩﶨ͵ŨԤڵİвλҩЧİƼˮҩ΢澭ˮԺóɼӲκ󣬲ױϸɣϸϵȡ

3.ѧƼ

ijЩѧʹƼضλҩЧİƼ

(1)΢Ƽ

ųЧӦҩ(дԲ)ڶƶͶλеƼ΢ ͨΪҩİ塣

(2)аƼ

¶ȽΪеƱƻ£ڰҩ

(3)pHаƼ

ʹöpHеƱʹضpHİͷҩҺpH ֵΧ֯͵ص㣬pH ֬塣

(4)˨΢Ƽ

ϰѪҺӦڰͷҩӶ˨ͰƵ˫ã˨Dz붯ĵܽ˨͵֯ٵҽƼ˨Ŀ϶԰ѪӪʹϸȱѪ

С3mı΢עİвλ()

A.

B.ΡƢ

C.

D.

E.

ȷ𰸣B

Ƽ2019ִҵҩʦҩѧһ㸨| ҩѧھ

˽룺ִҵҩʦ[½ϰ][ģ][]߲ԣԾʵս 

2019ִҵҩʦäĿʦ4ƺĿ㣬ȫϸ֪ʶҪ㡢㲦ֱ㾫⣬>>

ࣺxufen

ִҵҩʦѧϰ

¼

ûעȡγ

ע
app
ض