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ONORM EN 27185-1992 Programming languages - Pascal《编程语言 PASCAL语言》.pdf
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ONORM EN 27182-1992 Acoustics - Measurement at the operator-s position of airborne noise emitted by chain saws《声学 割灌机操作者耳旁噪声测定方法》.pdf
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13
ONORM EN 27029-1991 Acoustics - Threshold ofhearing by air conduction as a function ofage and sex of otologically normal persons《声学 气导听阈与年龄和性别的关系》.pdf
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21
ONORM EN 20225-1992 Fasteners - Bolts screws studs and nuts -Symbols and designations of dimensions《紧固件螺栓, 螺钉, 螺柱和螺母 尺寸的符号及标志》.pdf
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5
ONORM EN 20216-1991 Writing paper and certain classes of printed matter - Trimmed sizes - A and B series (ISO 216 1975)《印刷品的书写纸和某些类别 修剪尺寸 A和B系列(ISO 216-1975)》.pdf
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6
ONORM EN 202-1992 Ceramic tiles - Determination of frost resistance《瓷砖 抗冻性测定》.pdf
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15
ONORM EN 20187-1994 Paper board and pulps Standard atmosphere for conditioning and testing and procedure for monitoring the atmosphere and conditioning of samples (ISO 187 1990)《纸、.pdf
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15
ONORM EN 20140-9-1993 Acoustics Measurement of sound insulation in buildings and of building elements Part 9 Laboratory measurement of room-to-room airborne sound insulation of a s140.pdf
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2
ONORM E 4007-1976 Electrical overhead lines Galvanized steel stranded Conductors《电力架空线路 镀锌钢板绞合导体》.pdf
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2
ONORM E 4006-1976 Electrcal overhead lines Galvanized steel wires for stranded conductors《电力架空线路 绞合导体用镀锌钢丝》.pdf
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