题目内容

8，Once dried,the persimmons are about _______ percent of their original weight.

A. 45
B. 35
C. 30
D. 40

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9，One large pot can fit _______ kilograms of persimmon-cakes .

A. 25
B. 30
C. 35
D. 20

10，The less perfect persimmons or those that were not harvested in time are carefully brewed into______________.

分光光度分析的原理是定律，偏离L-B定律的因素因素和因素。

L-B定律适用范围针对可见、紫外、红外有吸收作用的、、的液体，