天气预报 > 其他 > 如何求出一张a4纸的厚度
如何求出一张a4纸的厚度
更新时间: 2020-11-03 00:00:00  

求出一张a4纸的厚度的方法:取100张A4纸,测量其厚度,然后用这个厚度除以100,就是每张纸的厚度。A4纸是由国际标准化组织的ISO216定义的,规格为21*29.7cm(210mm×297mm),世界上多数国家所使用的纸张尺寸都是采用这一国际标准。

关键词: 如何 a4 厚度

如何求出一张a4纸的厚度相关经验

天气预报

最新推荐

页面:/news/view-228025/ | 耗时:0.0381 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=228025 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=228025 LIMIT 0,1
select * from tbl_Articles_sphinx where id=228025 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1089237,1100761,1093641,1069389,1066020,1102470,1051917,1062320,1102328,1091952,1053404,1088586,1090232,1010909,1056384,1098967,1083103,1074306,1050917,1074892,1086348,1368939,1074334,1071393,1131675,1080428,1103680,1093693,1095724,1052643) ORDER BY field (ArticleID,1089237,1100761,1093641,1069389,1066020,1102470,1051917,1062320,1102328,1091952,1053404,1088586,1090232,1010909,1056384,1098967,1083103,1074306,1050917,1074892,1086348,1368939,1074334,1071393,1131675,1080428,1103680,1093693,1095724,1052643)