【简答题】已知被减数、减数、差的和是48,差是减数的 ,减数是( )。
【单选题】The newly-found slimming drug can successfully suppress appetite because __ 查看材料
A.
C75 made synthetically in the laboratory works effectively on human body
B.
fatty acid sythase is involved in storing excess food intake as fat
C.
C75 inhibits the activity of an enzyme called fatty acid sythase
D.
it increases a hormone called neuropeptide Y in the appetite-control centers of the brain
【单选题】竣工图纸折叠后幅面尺寸应以A( )图纸基本尺寸(297mm×210mm)为标准。
【简答题】被减数、减数与差的和是195,减数比差大22.5,减数是( )。
【单选题】下列句中的斜体,下划线字,属于使动用法的是( )
【单选题】修整模型达到要求后,进行打孔植钉的操作错误的是
A.
用石膏或502胶水将代型钉固定端固定于钉孔外
D.
检查代型钉有无松动,除去代型钉周围多余的胶水或石膏