问题
判断题
脉冲电镀的根本特征是把直流电镀改为周期变化的脉冲电流电镀。
答案
参考答案:错
脉冲电镀的根本特征是把直流电镀改为周期变化的脉冲电流电镀。
参考答案:错
小题1:Zhang Lili has been given the honor “the most beautiful teacher” because __________. A.she was badly injured B.she risked her life to save two students C.she has a lot of money 小题2:What’s the meaning of the word “admiration” in the passage? A.敬佩 B.同情 C.感激 小题3:Where is Zhu Zhiwen from? A.Heilongjiang. B.California. C.Shangdong. 小题4: Lin Shuhao is ______________. A.an America teacher B.a farmer singer C.a basketball player 小题5: From the passage we can know ______________. A.people have donated a lot of money for Zhang Lili’s treatment B.Zhu Zhiwen studied singing by professional training C.Lin Shuhao was born in China |