能保护传动系统的机构安全，实现运距离平行轴传动的传动系统是()。
A. 链传动
B. 带传动
C. 齿轮传动
D. 摩擦轮传动
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You'd better make your own decision ______you've grown up; you shouldn't always depend on
A. in that
B. all that
C. at that
D. now that
According to the passage, the morphogenetic determinants present in the unfertilized egg cell are which of the following？
A. Proteins bound to the nucleus
B. Histones
C. Maternal messenger RNA’s
D. Cytoplasm
E. Nonbeaded intervening DNA
The author states that which of the following is a consequence of the women’s movement of
An increase in the number of women entering the work force
B. A structural change in multioccupational public-sector unions
C. A more positive attitude on the part of women toward unions
D. An increase in the proportion of clerical workers that are women
E. An increase in the number of women in administrative positions
行政监察监督是行政监察机关对公安机关及其人民警察违法违纪行为所实施的监督检查。()
A. 正确
B. 错误
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