问题题干答案解析相关问题热门问题最新问题

问题详情

一个人从10m深的井中提水，开始时桶中装有10kg的水

A、1373957218765.jpg

B、1373957226156.jpg

C、1373957233031.jpg

D、1373957239750.jpg

时间：2021-09-01 23:31 关键词：青书学堂河北建筑工程学院普通物理(高起本)

答案解析

C

相关问题

boost的意思是:help or encourage to increase or improve
eloquent的意思是:fluent or persuasive in speaking or writing
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
A cabinet or space containing the controls or valves for the fixed firefighting system must be（）.
A cabinet or space containing the controls or valves for the fixed firefighting system must be（）.