专利 一种土壤硬度检测装置
ISO 10705-4 2001 Water quality — Detection and enumeration of bacteriophages — Part 4 Enumeration of bacteriophages infecting Bacteroides fragilis.pdf
ISO-IEC 9594-3 2020 Information technology - Open systems interconnection - Part 3 The Directory Abstract service definition.pdf
ISO-IEC TR 19566-9 2024 Information technology - JPEG Systems - Part 9 JPEG extensions mechanisms to facilitate forwards and backwards compatibility.pdf
ISO TR 14799-1 2022 Comparison of worldwide escalator and moving walk safety standards — Part 1 Clause by clause comparison.pdf
ISO 6778-1984Water quality. Determination of ammonium. Potentiometric method first edition.pdf
ISO 7410-1983Fertilizers and soil conditioners. Final samples. Practical arrangements first edition.pdf
ISO IEC 30118-13 2021 Information technology – Open Connectivity Foundation (OCF) Specification — Part 13 Onboarding tool specification.pdf
ISO 28439 2011 Workplace atmospheres — Characterization of ultrafine aerosols nanoaerosols — Determination of the size distribution and number conc.pdf
ISO PAS 24644-1 2023 Mass customization value chain management — Part 1 Fram.pdf
ISO 14052 2017 Environmental management — Material flow cost accounting — Guidance for practical implementation in a supply chain.pdf
GB-T 39345-2020 空间数据与信息传输系统 高级在轨系统空间数据链路协议.pdf
GB-T 2837-1998 陶管尺寸及偏差测量方法.pdf
GB-T 33927-2017 气缸活塞杆端环叉安装尺寸.pdf
GB-T 9727-2007 化学试剂 磷酸盐测定通用方法.pdf
GB-T 5617-2005 钢的感应淬火或火焰淬火后有效硬化层深度的测定.pdf
GB-T 41125-2021 农业机械 播种机 减少气力系统风机排气对环境的影响.pdf
GB-T 43295-2023 教育与学习服务 远程学习服务要求.pdf
GB-T 11128-1989 喷气燃料辉光值测定法.pdf
GB-T 15298-1994 电子设备用电位器 第一部分 总规范.pdf
GB-T 34260-2017 夏香薄荷.pdf