题目内容
液压传动中最重要的参数是：压力和流量，而两者的乘积定义为功率 .
查看答案
搜索结果不匹配？点我反馈
更多问题
-Are you clear about the job of a policeman,Ben?-Yes,to keep people ________ and the society in good order.
In order to have more tourists to Yunnan,we need to come up with more____ideas.
The population of China is much ________ than that of England.
Look at the picture.Diana is ________.
微信支付 
支付宝支付