分析化学主要要可以分为两个部分,即()和()。
参考答案:定性分析、定量分析
按新九分法计算双下肢表面积是()
A.9%
B.18%
C.27%
D.46%
E.37%
He all the “ No Smoking” signs and began to smoke.
A.noticed
B.read
C.ignored
D.saw