题干求翻译1、find, correct to 2 decimal places什么意思?题目a(3.42x10五次方)X(4.8X10四次方)比如这道题做出来应该怎么样?2、State the relationship between the moment caused by child A and that caused bychild B.是杠杆题

来源:学生作业帮助网 编辑:作业帮 时间:2024/04/26 06:41:50

题干求翻译1、find, correct to 2 decimal places什么意思?题目a(3.42x10五次方)X(4.8X10四次方)比如这道题做出来应该怎么样?2、State the relationship between the moment caused by child A and that caused bychild B.是杠杆题
题干求翻译
1、find, correct to 2 decimal places什么意思?题目a(3.42x10五次方)X(4.8X10四次方)比如这道题做出来应该怎么样?
2、State the relationship between the moment caused by child A and that caused by
child B.是杠杆题.A和B两个小孩分别坐在支点两侧.只知道A18kg,B20kg杠杆力臂的长度什么都不知道.它想让我答什么?

题干求翻译1、find, correct to 2 decimal places什么意思?题目a(3.42x10五次方)X(4.8X10四次方)比如这道题做出来应该怎么样?2、State the relationship between the moment caused by child A and that caused bychild B.是杠杆题
应该是说这两个小孩平衡时候的杠杆长度比,第一道没看懂