财政政策手段中,( )可以将部分消费资金转化为投资资金。
A.国家预算
B.税收
C.国债
D.转移支出
参考答案:C
乳化液泵在工作时,箱体油温不应超过()度。
Please pass me the book _____ cover is black. [ ]
A. of which
B. that
C. whose
D. Its