题目内容
直流电动机在工作过程中，电枢与磁极都会产生反向电动势（）
查看答案
搜索结果不匹配？点我反馈
更多问题
直流电动机启动时的电磁转矩可以小于负载转矩。（）
Part ⅣTranslation（25 minutes）Directions:This part, numbered 63 to 67, is to test your ability to translate English into Chinese. Each of the four sentences (No.63 to No.66) is followed by three choices of suggested translation marked A, B, and C. Make the best choice and write the corresponding letter on the Answer Sheet with a single line through the center. And then write your translation of the paragraph (No.67) in the corresponding space on the Translation/Composition Sheet.63. The VIP customers can take advantage of discounted room rates on a“first-come,first-served”basis.
64.As the world’s largest retailer, Walmart naturally wants to provide its consumers with a wide range of products.
65.Cars.com offers easy-to-understand information to help you decide what car to buy and how much to pay.
微信支付 
支付宝支付