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【单选题】
框架结构体系与剪力墙结构体系相比,其正确的结论是( )
A.
框架结构体系的延性好些,但抗侧能力差些
B.
框架结构体系的延性和抗侧能力都比剪力墙结构体系差
C.
框架结构体系的抗侧能力好些,但延性差些
D.
框架结构体系的延性和抗侧能力都比剪力墙结构体系好
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举一反三
【判断题】胃容受性舒张是由迷走神经所引起。
A.
正确
B.
错误
【单选题】Which description about the working principle of the following indicator is right? ( )
A.
Turn indicator works on the stability of two-degrees of freedom gyroscope
B.
Turn indicator works on the stability of single-degree of freedom gyroscope
C.
Turn indicator works on the precession of single-degree of freedom gyroscope
D.
Turn indicator works on the precession of two-degrees of freedom gyroscope
【单选题】阅读下面代码import java.util.ArrayList;public class Demo { public static void main(String[] args) { ArrayList list = new ArrayList(); list.add("aaa"); list.add("bbb"); list.ad...
A.
[aaa,ccc]
B.
[aaa,bbb,ccc]
C.
[]
D.
以上都不对
【简答题】1-1某容器中装有 H 2 和 N 2 ,总压为 150 kPa ,温度 300 K 。将 N 2 分离后容器中只剩下 H 2 ,压力降为 50 kPa ,容器中气体质量减少 14 g 。试计算: ( 1 ) 容器的体积。 ( 2 ) 容器中 H 2 的质量。 ( 3 ) N 2 分离前容器中 H 2 和 N 2 的摩尔分数。
【简答题】阅读下面代码 import java.util.ArrayList; public class Demo { public static void main(String[] args) { ArrayList list = new ArrayList(); list.add("aaa"); list.add("bbb"); list.add("ccc"); for (Object obj :...
【单选题】Which indicator works on two-degrees of freedom gyroscope ( )
A.
turn indicator
B.
attitude indicator
C.
magnetic compass
D.
slip indicator
【单选题】Which of the following industries will probably be a good indicator of a period of expansion?
A.
Toys
B.
Machine tools
C.
Foodstuffs
D.
Cosmetics
【单选题】Which indicator works on single-degree of freedom gyroscope ( )
A.
turn indicator
B.
attitude indicator
C.
magnetic compass
D.
slip indicator
【单选题】Which of the following can be directly obtained by means of an indicator card?
A.
power
B.
maximum pressure in a cylinder
C.
mean pressure in a cylinder
D.
all of the above
【单选题】Which description about the working principle of the following indicator is right? ( )
A.
Attitude indicator works on the stability of two-degrees of freedom gyroscope
B.
Attitude indicator works on the stability of single-degree of freedom gyroscope
C.
Attitude indicator works on the precession of single-degree of freedom gyroscope
D.
Attitude indicator works on the precession of two-degrees of freedom gyroscope
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