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搜题
【单选题】
以下不是发动机回火的原因的是()。
A.
汽油泵与气缸体间衬垫过厚
B.
汽油泵摇臂和凸轮轴凸轮靠的过近或过远
C.
进气歧管衬垫损坏
D.
排气歧管衬垫损坏
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皮皮学刷刷变学霸
举一反三
【判断题】发票作为税收凭证是成本费用扣除的依据
A.
正确
B.
错误
【单选题】Among the five Great Lakes, only is wholly within the United States.
A.
Ontario
B.
Superior
C.
Erie
D.
Michigan
【简答题】以下程序的运行结果是 。 main() { char st[20]= "hel\0lo\t"; printf("%d %d \n ",strlen(st),sizeof(st)); }
【单选题】反光显微镜的光学系统由()组成。
A.
目镜、物镜、偏光镜、滤色镜
B.
物镜、目镜、前偏光镜、滤光镜
C.
物镜、入射光管、垂直照明系统、上偏光镜
D.
目镜、物镜、垂直照明系统、上偏光镜
【单选题】以下程序的运行结果是 char fun(char ch) { if (ch >= 'A' && ch <= 'Z' ) ch +='a' - 'A' ; return ch; } main() { char st[ ]="I Love This Game!" , *p=st; while (*p) { *p=fun(*p); p++; } puts(st); } A) ...
A.
I Love This Game!
B.
i love this game!
C.
ilovethisgame!
D.
ILoveThisGame!
【多选题】显微镜的光学系统由那几部分组成
A.
反光镜
B.
聚光器
C.
接物镜
D.
接目镜
【单选题】以下程序的运行结果是 char st[ ] = "xyz", *p = st; while (*p) p++; for (p--; p – st >= 0; p--) printf("%s", p);
A.
zyx
B.
zyz
C.
zyzxyz
D.
xxyxyz
【单选题】Among the five Great Lakes, only ()is wholly within the United States.
A.
Erie
B.
Superior
C.
Michigan
【单选题】Among the five Great Lakes, only _____ is wholly within the United States.
A.
Erie
B.
Superior
C.
Michigan
D.
Jamestown
【单选题】What does Florian Schaub mean by “bug”?
A.
an insect or similar small creature
B.
an illness caused by small organisms
C.
a mistake in the computer program
D.
tiny hidden microphone which transmits what people are saying
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