空调制冷系统可以由什么方式完成冷却?A、热交换器 B、膨胀涡轮 C、以上都正确 发布时间:2018-11-02 13:54 │ 来源:www.tikuol.com 题型:单项选择题 问题: 空调制冷系统可以由什么方式完成冷却?A、热交换器B、膨胀涡轮C、以上都正确
题型:单项选择题 The poor woman had not slept all night and was completely _________.A.burnt outB.reached outC.watched outD.turned out 查看答案