这两句话的语法是否都正确?
问题描述：
这两句话的语法是否都正确?
（1）China has a larger population than that of the U.S.A.
（2）The population of China is larger than that of the U.S.A.
The diode produces about nine times more radiant power than that one.此句语法是否正确？
答
(1)去掉that of 整个句子是这样：Chian has a larger population than the USA has ,避免重复省略has 了
（2）对的
补充句子是对的.