东风8B型内燃机车ZDl09C牵引电机主极绕组阻值为()。 发布时间:2017-06-19 04:30 │ 来源:www.tikuol.com 题型:填空题 问题: 东风8B型内燃机车ZDl09C牵引电机主极绕组阻值为()。
题型:填空题 用所给词的适当形式填空。 1. She has a (健康) daughter. 2. I eat onions (两次) a week. 3. How many times do you brush your (牙齿)? 4. (多久一次) do you play basketball? 5. Look! He (洗) his hands. 查看答案