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ִҵҩʦҩѧרҵ֪ʶһǰ(9)

A

1.ҩעҺЧԡȫԺȶԵķУǪ

A.pH

B.͸ѹ

C.־

D.

E.ܼ

2.κҩҺֻҪ㽵-0.52棬ѪΪ

A.Һ

B.Һ

C.Һ

D.Һ

E.Һ

3.ԭȻǪ

A.֬

B.ʪ

C.Ī

D.Ǫ

E.֬Ǫ

4.0.9%ȻҺΪ

A.Һ

B.Һ

C.Һ

D.Һ

E.Һ

5.ϡҺУʵʵͬߪ

A.볣Ȫ

B.ͬ

C.͸ѹͬ

D.ͬ

E.pHֵȪ

6.ѡҩעҺܼǪ

A.F68

B.½

C.ɽ80

D.˾80

E.¹ƪ

7.йسȥԭĴΪ

A.ͨ˳ԭ

B.0.22 m΢Ĥܳȥԭ

C.ͨƻԭԪ

D.121棬20ӣѹƻԭԪ

E.250棬30ӣƻԭԪ

8.ҩܽȵĴʩУõǪ

A.ûܼˮܼ

B.ʹҩɿΪ

C.ҩӽṹˮŪ

D.ܼ

E.ҩгϸ۪

9.йԭУǪ

A.ԭ΢¶ߵʪ

B.ԭϸĴлʬ弰ڶػ瘟

C.ԭע䡢սȡġŻ¡ԡѵ֢״

D.ԭͨ֬뵰ʽ϶ɵĸ瘟

E.121桢30ѹ󣬼ɱȫϸȫƻԭ

10.йעǪ

A.ҩעϵָҩȡЧΪԭƳɵע

B.ɷΪҺ͡޾ĩ͡ע

C.ҩעҩЧѸ٣ÿɿ

D.עʱʹСȫ

E.ڲܿڷҩIJ˪

ݣִҵҩʦרҵ֪ʶһר

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