天气预报 > 机械 > 12吨吊车能吊最远距离
12吨吊车能吊最远距离
更新时间: 2021-04-13 01:32:01  

1、这个问题共涉及到4个物理量,而你只给了其中的一个量,还缺少2个量,才能求出第4个量。4个量分别是:动力F1.动力臂L1.阻力F2.阻力臂L2。

2、它们满足杠杆平衡原理:F1xL1=F2xL2。你只给出了F1=1000kg 要求L1=? 根本不可能!你可以参考我发给你的照片上的吊车工作示意图就会明白,你必须要再给出F2和L2,才能得到L1=(F2xL2)÷F1=……就有结果

关键词: 吊车 距离

12吨吊车能吊最远距离相关经验

天气预报

最新推荐

页面:/news/view-652870/ | 耗时:0.2742 s | 内存:2.11 MB | 查询:4 | 缓存读取:3 写入:0 | 加载文件:25
select * from tbl_Articles WHERE ArticleID=652870 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=652870 LIMIT 0,1
select * from tbl_Articles_sphinx where id=652870 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(789056,565970,386311,3487598,2959357,569939,2029282,1157675,1033431,1024512,652870,714005,3127100,614551,3373486,4019300,3267914,385697,3498393,1169924,657992,3489359,2887942,3448416,1048953,1216904,745231,1426249,3181923,3364758) ORDER BY field (ArticleID,789056,565970,386311,3487598,2959357,569939,2029282,1157675,1033431,1024512,652870,714005,3127100,614551,3373486,4019300,3267914,385697,3498393,1169924,657992,3489359,2887942,3448416,1048953,1216904,745231,1426249,3181923,3364758)