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【判断题】
静电电压可能高达数十千伏乃至数百千伏,发生放电,产生放电火花。
A.
正确
B.
错误
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【单选题】在GXDeveloper软件中,将阴影部分的PLC梯形图程序变换成白色部分,即对梯形图进行变换/编译操作的功能键是()
A.
F1
B.
F2
C.
F3
D.
F4
【判断题】四人打鼓时一号鼓位的同学,鼓面是托住向上的。
A.
正确
B.
错误
【单选题】What did the man think he had given to the woman?
A.
An information card of a restaurant.
B.
His own business card.
C.
Mr. Cooper's business card.
D.
A note of what to do.
【单选题】关于受托代销业务的流程顺序正确的是( )
A.
受托代销入库单——开具销售清单——受托代销结算——受托代销发票
B.
开具销售清单——受托代销入库单——受托代销结算——受托代销发票
C.
受托代销入库单——开具销售清单——受托代销发票——受托代销结算
D.
受托代销发票——受托代销入库单——开具销售清单——受托代销结算
【简答题】There was a man. He had four sons. He wanted his sons to learn not to judge things too quickly. So he sent them each on a quest(探索)in turn, to go and look at a pear tree that was far away. The first s...
【判断题】四人打鼓时一号鼓位的同学,鼓面是托住向上的。
A.
正确
B.
错误
【判断题】在主体结构内的阳台,应按其结构外围水平投影面积计算全面积
A.
正确
B.
错误
【判断题】田径比赛是径赛、田赛和全能的合称。
A.
正确
B.
错误
【单选题】Why didn't he eat anything?
A.
He had forgotten to bring any food with him.
B.
He was afraid he would fall asleep if he should eat anything.
C.
He was not hungry.
D.
It was difficult to eat while flying a plane.
【单选题】假设test类运行于多线程环境下,那么关于A处的同步下面描述正确的是? public class Test { List list= new java.util.ArrayList(); public void test() { synchronized ( list) { // --A list.add( String.valueOf(System.currentTimeMillis())); ...
A.
test方法中必须增加synchronized。
B.
Test类为singleton时有必要增加synchronized。
C.
test方法中没有必要增加synchronized。
D.
Test类为singleton时也没有必要增加synchronized。
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