GB/T 26206-2020.Injecting water foot massager.1范围GB/T 26206规定了家用和类似用途注水式足部按摩器(以下简称“足浴器”)的术语和定义、分类与命名、...
GB/T 38611-2020/ISO 21015:2007.Office furniture- -Office work chairs- Test methods for the determination of stability, strength and durability.1范围GB/T 38611规定了办公工作椅...
GB/T 24328.9-2020.Tissue paper and tissue products-Part 9 : Determination of wet ball burst strength.8试样处理8.1总则除非协议双方另有规定,测试前,应在GB/T10739规定...
GB/T 24328.11-2020.Tissue paper and tissue products- Part 11 :Determination of optical properties- Measurement of brightness and colour-C/2° (indoor daylight) illuminant.5.3工作标...
GB/T 24328.10-2020.Tissue paper and tissue products -Part 10: Determination of tensile strength of perforated lines and calculation of perforation efficieney.4原理使用抗张强度...
GB/T 454-2020.Paper-Determination of bursting strength.5.1.2一个夹盘同一个铰链或一个相似装置进行连接,以保证夹盘压力分布均匀。5.1.3在施加测试负荷...
GB/T 24328.8-2020.Tissue paper and tissue products- Part 8 :Determination of optical properties-Measurement of brightness and colour- -D65/ 10°( outdoor daylight conditions).5.2用于...
GB/T 24328.7-2020.Tissue paper and tissue products-Part 7 :Determination of ball burst strength.1范围GB/T24328的本部分规定了卫生纸及其制品抗机械穿透能力(球形耐...
GB/T 4688-2020.Paper , board and pulp- Analysis of fiber furnish.8.2定量分析8.2.1根数法8.2.1.1，总则根数法测纤维组成可以用显微镜(5.1),也可以用纤维分析仪...
GB/T 2679.1-2020.Paper-Determination of tasmitance Diffe rfletance measurement.5仪器设备5.1: 反射光度计仪器的几何特性、光学特性和光谱特性应符合GB/T 7973的...
