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ISO 18466 2016 Stationary source emissions Determination of the biogenic fraction in CO2 in stack gas using the balance method.pdf
ISO 17450-2 2012 Geometrical product specifications (GPS) — General concepts — Part 2 Basic tenets, specifications, operators, uncertainties and ambiguities.pdf
ISO 15481 1999 Cross recessed pan head drilling screws with tapping screw thread.pdf
ISO 9052-1 1989 Acoustics Determination of dynamic stiffness Part 1 Materials used under floating floors in dwellings.pdf
ISO ASTM 52628 2020 Standard practice for dosimetry in radiation processing.pdf
ISO 19064-2 2020 Plastics — Styrene-acrylonitrile (SAN) moulding and extrusion materials — Part 2 Preparation of test specimens and determination of properties.pdf
ISO 7537 1997 Petroleum products — Determination of acid number — Semi-micro colour-indicator titration method.pdf
ISO 4323 2018 Soaps — Determination of chloride content — Potentiometric method.pdf
ISO 9614-1 1993 Acoustics — Determination of sound power levels of noise sources using sound intensity — Part 1 Measurement at discrete points.pdf
GB-T 13570-2008 木工机床 单轴铣床 术语和精度.pdf
GB-T 9630-2012 磁性氧化物制成的罐形磁心及其附件的尺寸.pdf
GB-T 5515-2008 粮油检验 粮食中粗纤维素含量测定 介质过滤法.pdf
GB-T 75-2018 开槽长圆柱端紧定螺钉.pdf
GB-T 22060-2008 显微镜 镜筒滑块和镜筒槽的连接尺寸.pdf
GB-T 10022.2-1996 信息技术 图片编码方法 第2部分 登记规程.pdf
GB-T 22632-2008 门扇 抗硬物撞击性能检测方法.pdf
GB-T 29714-2013 机械振动 平衡 平衡标准的用法和应用指南.pdf
GB-Z 41117-2021 紧固件 钢制紧固件氢脆基本原理.pdf
GB-Z 23283-2009 基于文件的电子信息的长期保存.pdf