燃气轮机理想循环中,压气机的增压比为12,则热效率约为()。
A.41%
B.51%
C.61%
D.65%
参考答案:B
看提示写单词,并注意其形式
小题1:My sister and I have different ___ __(爱好), she likes reading, I like listening to music.
小题2:It is a (周刊) magazine.
小题3:My PC has a________ _ ___(病毒), it doesn’t work.
小题4:There are many ________________(私人的) companies in our city.
小题5:The thief ____ __(偷) the TV from his factory last night.
小题6:My hobby brings me lots of _______________(enjoy).
小题7:Please tell me your _____ _ (decide).
小题8:When I finished ___ ___(copy) the game onto the computer, the computer went wrong.
小题9:At last, he . (success)
小题10:I (usual) wash clothes in the early morning.
总队党委全委会票决研究提名正团职领导干部时,必须有()以上委员到会。书记、副书记均不在位时,不得研究和票决。
A、二分之一
B、三分之二
C、四分之三
D、五分之四