elasticized cuff

In this paper the reasons why there are density differences among coated paper in some carbonless copy paper productions were discussed by professional analysis.

本文就某无碳复写纸生产企业的涂布产品出现松紧度不一的质量问题,组织有关技术力量进行分析,查找出现问题的原因。

Measurement of fabric tightness with needle piercing method;

用测穿刺力的方法评定织物的松紧程度

It clearly explained some abnormal phenonmena in periodic laws with elastic rules.

介绍了原子模型的松规律基本概念,并用松紧规律解释了周期规律中的一些“反常”现象。