Sand for Building（Chinese National Standards, GB/14684）Chinese Full Text
Abstract: ＜正＞前言本文件按照GB/T 1.1-2020《标准化工作导则第1部分∶标准化文件的结构和起草规则》的规定起草。本文件代替GB/T 14684-2011《建设用砂》，与GB/T 14684-2011相比，除结构调整和编辑性改动外，主要技术变化如下：a)更改了天然砂的定义（见3.1,2011年版的3.1）;b)更改了机制砂的定义（见3.2,2011年版的3.2）;c)增加了混合砂的定义（见3.3）;d)增加了机制砂片状颗粒的定义（见3.9）;e)
- Series：
(C) Architecture/ Energy/ Traffic/ Electromechanics, etc; (J) Economics ＆ Management
- Subject：
Architecture and Engineering; Macro-economic Management and Sustainable Development
- Classification Code：
F203;TU521.1
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