GB-T 13982-2022 反射和透射放映银幕
ISO 9455-15 2017 Soft soldering fluxes — Test methods — Part 15 Copper corrosion test.pdf
ISO 8501-4 2020 Preparation of steel substrates before application of paints and related products Visual assessment of surface cleanliness Part 4 Initial surface conditions preparation grades and fl.pdf
ISO 13472-1 2022 Acoustics — Measurement of sound absorption properties of road surfaces in situ — Part 1 Extended surface method.pdf
ISO 21384-4 2020 Unmanned aircraft systems — Part 4 Vocabulary.pdf
ISO 2797 2017 Textile glass Rovings Basis for a specification.pdf
ISO 3552-2 1992 Rotary core diamond drilling equipment — System B — Part 2 Inch units.pdf
ISO 16657 2023 Sensory analysis — Apparatus — Olive oil tasting glass.pdf
ISO 19671 2018 Additional lubricants for male natural rubber latex condoms Effect on condom strength.pdf
ISO 13473-5 2009 Characterization of pavement texture by use of surface profiles — Part 5 Determination of megatexture.pdf
ISO 11485-2 2011 Glass in building — Curved glass — Part 2 Quality requirements.pdf
GB-T 23303-2009 船舶与海上技术 充气式救助艇 充气腔用胶布.pdf
GB-T 16630-2012 冷冻机油.pdf
GB-T 19895.1-2005 室内放映 幻灯、投影放映设备 银幕照度的测定方法.pdf
GB-T 35248-2017 消费品安全 供应商指南.pdf
GB-T 6159.6-2003 缩微摄影技术 词汇 第6部分 设备.pdf
GB-T 4017-1997 摇臂钻床 精度检验.pdf
GB-T 35088-2018 滑动轴承 多层滑动轴承用锡基铸造合金.pdf
GB-T 20338-2006 农业车辆 被牵引车辆的机械联接装置 挂接环尺寸.pdf
GB-T 6072.6-2000 往复式内燃机 性能 第6部分 超速保护.pdf
GB-T 21934-2008 土方机械 沉头方颈螺栓.pdf