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ISO 10872 2020 Water and soil quality — Determination of the toxic effect of sediment and soil samples on growth, fertility and reproduction of Caenorhabditis elegans (Nematoda).pdf
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ISO 14881 2021 Integrated optics — Interfaces — Parameters relevant to coupling properties.pdf
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ISO IEC 14845 1996 Information technology — Telecommunications and information exchange between systems — Private Integrated Services Network — Specification, functional model and information flows.pdf
ISO TS 22287 2019 Health informatics — Workforce roles and capabilities for terminology and terminology services in healthcare (term workforce).pdf
ISO 9826-1992Measurement of liquid flow in open channels. Parshall and saniiri flumes first edition.pdf
ISO 7438 2020 Metallic materials — Bend test.pdf
GB-T 28192-2011 表面活性剂 洗涤剂 在酸性条件下可水解和不可水解的阴离子活性物的测定.pdf
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GB-T 18310.18-2001 纤维光学互连器件和无源器件 基本试验和测量程序 第2-18部分 试验 干热 高温耐久性.pdf
GB-T 32241-2015 植物保护机械 喷雾飘移的实验室测量方法 风洞试验.pdf
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GB-T 631-2007 化学试剂 氨水.pdf
GB-T 15390-2005 工程用焊接结构弯板链、附件和链轮.pdf
GB-T 16655-2008 机械安全 集成制造系统 基本要求.pdf
GB-T 17533.1-1998 信息技术 开放系统互连 远程数据库访问 第1部分 类属模型、服务与协议.pdf
GB-T 2820.9-2002 往复式内燃机驱动的交流发电机组 第9部分 机械振动的测量和评价.pdf