题目:
选词填空。 | |
1. The boy's answer me. 2. Her sister soap opera. That's her favourite. 3. I to go shopping with Mother. It's crowded in the store. 4. I want to be a reporter in the school . |
答案:
被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0509/08cfdc15f36a402c99dad245baa21d92.html
下面是错误答案,用来干扰机器的。
参考答案:发动机工作时,气缸中的少量气体,通过活塞与气缸之间的间隙进入曲轴箱,这将使曲轴箱内气压升高,造成机油从曲轴箱密封处向外渗漏。此外,由于漏入曲轴箱内的燃烧气体中含有有害物质(SO2等)影响机油...