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NC 06-80-1987 Fixing Elements Wire Round Nail Quality Specifications《固定件 圆钉 质量规范》.pdf
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2
NBN-ISO 2190-1992 3750 Granulated cork Determination of moisture content《软木销 含水量的测定》.pdf
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2
NBN-ISO 2189-1992 8125 Expanded pure agglomerated cork Determination of bulk density《软木 纯膨胀粘合体 密度的测定》.pdf
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2
NBN-ISO 2174-1994 3750 Surface active agents - Preparation of water with known calcium hardness《表面活性剂 已知钙硬度水的制备》.pdf
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3人阅读
2
NBN-ISO 2151-1992 9375 Measurement of airborne noise emitted by compressor primemover-units intended for outdoor use《室外用压缩机 原动机装置发出的气载噪音测量》.pdf
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2
NBN-ISO 2077-1992 4375 Pure expanded corkboard Determination of the modulus of rupture by bending《纯膨胀软木板 弯曲断裂模数的测定》.pdf
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2
NBN-EN 60870-5-3-1993 6875 Telecontrol equipment and systems Part 5 Transmission protocols Section 3 General structure of application data《遥控设备和系统 第5部分:传输协议 第3节:应用数据的总体结构》.pdf
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2
NBN-EN 60856-1994 2500 Pre-recorded optical reflective videodisk system - Laser vision 50 Hz 625 lines - PAL《反射视频光盘系统 PAL制式50 赫兹 625 激光镭射录制》.pdf
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2
NBN-EN 60843-3-1994 8750 Helical-Scan video tape cassette system using 8 mm magnetic tape - 8 mm Video Part 3 High-band specifications for Hi 8《使用8mm磁带的螺旋扫描盒式磁带录像系统 8mm录像机 第3部分:Hi.pdf
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2
NBN-EN 60835-3-1-1994 0000 Methods of measurement for equipment used in digital microwave radio transmission systems Part 3 Measurements on satellite earth stations Section 1 Gener.pdf
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