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GB/T 23891.2-2009
滑动轴承 稳态条件下流体动压瓦块止推轴承 第2部分:瓦块止推轴承的计算函数
Plain bearings - Hydrodynamic plain thrust pad bearings under steady-state conditions - Part 2: Functions for the calculation of thrust pad bearings
GB/T 15721.2-2009
Prosthetics and orthotics - Limb deficiencies - Part 2: Method of describing lower limb amputation stumps
GB/T 15721.3-2009
Prosthetics and orthotics - Limb deficiencies - Part 3: Method of describing upper limb amputation stumps
GB/T 23835.2-2009
Lithium perchlorate anhydrous - Part 2: Determination of lithium perchlorate anhydrous content
GB/T 23835.7-2009
Lithium perchlorate anhydrous - Part 7: Determination of sulfate content
GB/T 13917.9-2009
Laboratory efficacy test methods and criterions of public health insecticides for pesticide registration - Part 9: Repellent
GB 4053.1-2009
Safety requirements for fixed steel ladders and platform - Part 1: Steel vertical ladders
GB/T 23320-2009
Textiles - Determination of resistance to water absorption - Tumble-jar absorption test
GB/T 23321-2009
Textiles - Water resistance - Rain tests: Exposure to a horizontal water spray