GB-T 16849-2008 光纤放大器总规范
ISO 21079-3 2008 Chemical analysis of refractories containing alumina, zirconia, and silica — Refractories containing 5 percent to 45 percent of ZrO2 (alternative to the X-ray fluorescence.pdf
ISO 17168-3 2018 Fine ceramics (advanced ceramics advanced technical ceramics) Test method for air-purification performance of semiconducting photocatalytic materials under indoor lighting environmen.pdf
ISO 4691 2009 Iron ores Determination of titanium Diantipyrylmethane spectrophotometric method.pdf
ISO 21281 2005 Construction and layout of pedals of self-propelled sit-down rider-controlled industrial trucks Rules for the construction and layout of pedals.pdf
ISO 13437 2019 Geosynthetics — Installing and retrieving samples in the field for durability a.pdf
ISO 19157-1 2023 Geographic information — Data quality — Part 1 General requirements.pdf
ISO 4205 2016 Countersinks, 90°, with parallel shanks and solid pilots.pdf
ISO 2284 2017 Hand taps for parallel and taper pipe threads — General dimensions and marking.pdf
ISO 6185-1 2001 Inflatable boats Part 1 Boats with a maximum motor power rating of 4 5 kW.pdf
ISO 4074 2015 Natural rubber latex male condoms — Requirements and test methods.pdf
GB-T 28538-2012 眼科光学 接触镜和接触镜护理产品 兔眼相容性研究试验.pdf
GB-T 309-2021 滚动轴承 滚针.pdf
GB-T 20146-2006 色度学用CIE标准照明体.pdf
GB-T 28208-2011 脉冲光辐射源光谱辐射测量方法.pdf
GB-T 6733-1986 电容器凡士林.pdf
GB-T 29134-2012 船舶和海上技术 导航 白昼信号灯.pdf
GB-T 38405-2019 皮革和毛皮 化学试验 短链氯化石蜡的测定.pdf
GB-T 17886.2-1999 标称电压1 kV及以下交流电力系统用非自愈式并联电容器 第2部分 老化试验和破坏试验.pdf
GB-T 19735-2005 缩微摄影技术 16mm缩微胶片轮转式摄影机 机械与光学特性.pdf
GB-T 25269-2010 橡胶 试验设备校准指南.pdf