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【判断题】
弧焊变压器类及弧焊整流器类电源都是以额定焊接电流表示其基本规格。
A.
正确
B.
错误
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举一反三
【单选题】( 1) Confucius was born ______.
A.
in Sichuan Province
B.
on August 28
C.
in the Kingdom of Lu
D.
about 1500 years ago
【判断题】随着某生产要素投入量的增加,边际产量和平均产量增加到一定程度将同时趋于下降。
A.
正确
B.
错误
【单选题】你用下列哪中试剂来区别1,3-丁二烯和2-丁烯?( )。
A.
银氨溶液;
B.
溴的四氯化碳溶液;
C.
丁烯二酸酐;
D.
溴化氢
【简答题】对党员的纪律处分有警告、严重警告、 、留党察看、 。
【判断题】Confucius was born and raised in a rich family.
A.
正确
B.
错误
【简答题】下列短文的划线部分是错误的,请将其正确答案写在对应位置。 Confucius was born in the state of Lu in the year of 551 B.C. When he is 3 years old, his father died. And when he was 17, his mother died. And Confucius received a good e...
【单选题】Confucius was born in the State of Lu in today’s Shandong Province in the time of the Spring and Autumn ______.
A.
period
B.
age
C.
time
D.
stage
【判断题】Confucius was born in the State of Lu, known for the preservation of a wealth of historical and cultural codes and records and a complete culture of rites and music.
A.
正确
B.
错误
【单选题】功能指令M和Q之间的区别是?
A.
功能指令Q外部有输出端子
B.
字母不一样
C.
M没有输出线圈
D.
M没有输出触电
【简答题】下列短文的划线部分是错误的。 Confucius was born in the state of Lu in the year of 551 B.C. When he is 3 years old, his father died. And when he was 17, his mother died. And Confucius received a good education when ...
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