为了降低汽轮机的热耗,通常要求再热系统的总压降不超过再热器入口压力的()。
A、4%
B、6%
C、10%
参考答案:C
It is very difficult to _____ the green beans from the red ones, because there are too many of them. [ ]
A. work out
B. watch over
C. set down
D. sort out
根据下面的指令和伪指令序列,AX寄存器的内容是______。 TAB DW 1,2,3,4,5,6 ENTRY EQU 3 MOV BX,OFFSETTAB ADD BX,ENTRY MOV AX,WORDPTR[BX]
A.0403H
B.0003H
C.0506H
D.0300H