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【单选题】
交流接触器型号是CJ20-16,若控制电压为380V,可控制电机功率为多少?A.
7.5KW
B.
4.5KW
C.
2.2KW
D.
4KW
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举一反三
【简答题】一、短对话 1. What does John find difficult in learning German? A. Pronunciation. B. Vocabulary. C. Grammar. 2. What is the probable relationship between the speakers? A. Colleagues. B. Brother and sister....
【简答题】What does the German company offer to do with employees' emails when they're on holiday?
【单选题】对于炭疽芽胞杆菌,以下说法正确的是
A.
是致病菌中最大的革兰阴性杆菌
B.
只能引起食草动物患炭疽病
C.
菌体两端齐平，呈竹节状
D.
不易形成芽胞
E.
在所有培养基中均形成荚膜
【单选题】What does the example of the German mother and American child show?
A.
A person's accent is decided by his mother's tongue.
B.
Children learn language differently than s.
C.
Short time exposure to different accents won't affect one's accent.
D.
It is easier for children to improve their accents.
【简答题】露地蔬菜和设施蔬菜的纯收入比为（）
【简答题】( )和( )是研究相关关系的直观工具。
【单选题】对于炭疽芽胞杆菌,以下说法正确的是
A.
只能引起食草动物患炭疽病
B.
是致病菌中最大的革兰阴性杆菌
C.
菌体两端齐平，呈竹节状
D.
在所有培养墓中均形成荚膜
E.
不易形成芽胞
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