某船从水密度1.023g/cm3的水域驶入水密度1.007g/cm3的水域,吃水约增加()%。
A.1.0
B.1.6
C.2.1
D.1.3
参考答案:B
根据汉语提示,写出各单词的正确形式,每空一词
小题1:On our school fashion show, Daniel looks smart and __________ (时髦的).
小题2:It is only 40 minutes from my home to school by ____________(地铁).
小题3:My brother is a _________ (厨师), he is good at cooking.
小题4:I think ____________ (任何人) will like this kind of trousers.
小题5:Kitty __________ (也) likes computer games.
选择变频器驱动电动机时,应考虑哪些问题?