天气预报 > 其他 > 千牛是什么单位
千牛是什么单位
更新时间: 2020-09-24 00:00:00  

千牛是工程设计、力学计算中的常用单位,是一种衡量力大小的单位。能使一千克质量的物体获得一米每平方秒的加速度所需的力的大小定义为1牛顿。则能使一吨质量的物体获得一米每平方秒的加速度所需的力的大小为1千牛。

关键词: 什么 单位

千牛是什么单位相关经验

天气预报

最新推荐

页面:/news/view-1573872/ | 耗时:0.1240 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=1573872 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=1573872 LIMIT 0,1
select * from tbl_Articles_sphinx where id=1573872 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1044673,1061598,1091703,1067327,1078705,1085542,1087351,1077348,1077182,1102076,1077525,1080114,1073772,1103384,1076111,1048788,1077012,1109669,1050369,1112398,1095097,1052133,1097047,1060855,1097097,1093769,1074916,1073407,1089842,1054392) ORDER BY field (ArticleID,1044673,1061598,1091703,1067327,1078705,1085542,1087351,1077348,1077182,1102076,1077525,1080114,1073772,1103384,1076111,1048788,1077012,1109669,1050369,1112398,1095097,1052133,1097047,1060855,1097097,1093769,1074916,1073407,1089842,1054392)