专利 一种固定式水质环境监测装置
ISO 10513 2012 Prevailing torque type all-metal hexagon high nuts with metric fine pitch thread — Property classes 8, 10 and 12.pdf
ISO 12647-1 2013 Graphic technology Process control for the production of half-tone colour separations proof and production prints Part 1 Parameters and measurement methods.pdf
ISO 17138 2014 Fine ceramics (advanced ceramics, advanced technical ceramics) — Mechanical properties of ceramic composites at room temperature — Determination of flexural strength.pdf
ISO 6553 2016 Automatic steam traps Marking.pdf
ISO 703 2017 Conveyor belts — Transverse flexibility (troughability) — Test method.pdf
ISO 19650-4 2022 Organization and digitization of information about buildings and civil engineering works including building information modelling (BIM) Information management using building informat.pdf
ISO 10348 1993 Photography — Processing wastes — Determination of silver content.pdf
ISO TS 22002-6 2016 Prerequisite programmes on food safety — Part 6 Feed and animal food production.pdf
ISO 16962 2017 Surface chemical analysis — Analysis of zinc- and or aluminium-based metallic coatings by glow-discharge optical-emission spectrometry.pdf
ISO TS 24522 2019 Event detection process Guidelines for water and wastewater utilities.pdf
GB-T 24139-2009 PVC涂覆织物 防水布规范.pdf
GB-T 14559-1993 变化量的符号和单位.pdf
GB-T 19946-2022 包装 用于发货、运输和收货标签的一维条码和二维条码.pdf
GB-T 40509-2021 汽车转向中心区操纵性过渡特性试验方法.pdf
GB-T 27430-2022 测量不确定度在合格评定中的作用.pdf
GB-T 2900.66-2004 电工术语 半导体器件和集成电路.pdf
GB-T 7594.1-1987 电线电缆橡皮绝缘和橡皮护套 第1部分 一般规定.pdf
GB-T 5276-2015 紧固件 螺栓、螺钉、螺柱及螺母 尺寸代号和标注.pdf
GB-T 14573.1-1993 声学 确定和检验机器设备规定的噪声辐射值的统计学方法 第一部分 概述与定义.pdf
GB-T 14776-1993 人类工效学 工作岗位尺寸 设计原则及其数值.pdf