皮皮学,免费搜题
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搜题
【单选题】
在单杠杆差压变送器中,要增大零点,则应()
A.
扭调零弹簧使挡板靠近喷嘴
B.
扭调零弹簧使挡板离开喷嘴
C.
上移反馈波纹管
D.
下移反馈波纹管
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举一反三
【单选题】项目名称的后缀名为 ;原理图文件的后缀名为 ; PCB 文件的后缀名为 。
A.
.PrjPcb;.S chdoc;.P cbdoc
B.
.S chdoc;.P cbdoc ;.PrjPcb
C.
.S chdoc; .PrjPcb ;.P cbdoc
D.
.P cbdoc ;.PrjPcb;.S chdoc
【单选题】What is the concept most people have on population growth?
A.
The population is always in constant geometric growth.
B.
Rapid growth is followed by a decline.
C.
Decelerated growth is followed by a decline.
D.
No growth at all.
【单选题】The______of our company are to achieve steady growth and become the leader in the field of mobile phone industry.
A.
destinations
B.
treatments
C.
goals
D.
opinions
【单选题】We must seize this opportunity and take proper measures to __________ the growth of our economy. [     ]
A.
accelerate
B.
applaud
C.
overlook
D.
accumulate
【简答题】项目名称的后缀名为 ;原理图文件的后缀名为 ; PCB 文件的后缀名为 。
【单选题】STP下游设备用来通知上游设备网络拓扑结构发生变化的报文是?
A.
配置BPDU
B.
TCN BPDU
C.
发现BPDU
D.
反向BPDU
【判断题】()在色彩中,最暖的是橙色,最冷的是蓝色。
A.
正确
B.
错误
【单选题】The main measure of economic growth is faulty in that our system of national accounting includes only loss in value of factories and equipment but does not consider loss of natural resources as a nega...
A.
Y
B.
N
C.
NG
【单选题】Human population growth is a menace to nonhuman life forms on our planet.
A.
hindrance
B.
misfortune
C.
catastrophe
D.
threat
【单选题】What is the concept most people have on population growth?
A.
The population is always in constant geometric growth.
B.
Rapid growth is followed by stable growth.
C.
Decelerated growth is following by a decline.
D.
No growth at all.
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