题目内容

复方碘溶液处方中碘化钾的作用是

A. 助溶作用
B. 脱色作用
C. 抗氧作用
D. 增溶作用
E. 补钾作用

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Give the antonyms of the following words, and point out in which aspect the two of each pair are opposite.a. dark b. boy

What is your definition of assimilation How is it usually classified

制备酊剂时，为减少酊剂中杂质含量，酊剂中乙醇不应低于

A. 10％(ml／m1)
B. 15％(ml／m1)
C. 20％(ml／m1)
D. 30％(ml／m1)
E. 45％(ml／m1)

Give the IPA symbols for the sounds that correspond to the descriptions below.a. voiceless labiodental fricativeb. high back rounded tense vowel