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NC 59-06-18-1983 National Electrotechnical Vocabulary Telecoramunications Radiointerference《国家电工词汇 远距离通讯，无线电干扰》.pdf 19

NC 59-06-18-1983 National Electrotechnical Vocabulary Telecoramunications Radiointerference《国家电工词汇 远距离通讯，无线电干扰》.pdfNC 59-06-18-1983 National Electrotechnical Vocabulary Telecoramunications Radiointerference《国家电工词汇 远距离通讯，无线电干扰》.pdf

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NC 59-06-17-1988 National Electroenergetic Vocabulary Telecommunications Radio-frequency Wires and Connectors《国家电能词汇 远距离无线电频率线和连接器》.pdf 8

NC 59-06-17-1988 National Electroenergetic Vocabulary Telecommunications Radio-frequency Wires and Connectors《国家电能词汇 远距离无线电频率线和连接器》.pdfNC 59-06-17-1988 National Electroenergetic Vocabulary Telecommunications Radio-frequency Wires and Connectors《国家电能词汇 远距离无线电频率线和连接器》.pdf

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NC 59-06-16-1986 National Electrotechnical Vocabulary Telecommunications Wave Guides《国家电工词汇 远距离波导》.pdf 48

NC 59-06-16-1986 National Electrotechnical Vocabulary Telecommunications Wave Guides《国家电工词汇 远距离波导》.pdfNC 59-06-16-1986 National Electrotechnical Vocabulary Telecommunications Wave Guides《国家电工词汇 远距离波导》.pdf

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NC 54-187-1986 Construction Materials and Products Ceramic Glazed Tiles and Profiles Quality Specifications《建筑材料和产品 陶瓷光滑瓦片和形状 质量规格》.pdf 20

NC 54-187-1986 Construction Materials and Products Ceramic Glazed Tiles and Profiles Quality Specifications《建筑材料和产品 陶瓷光滑瓦片和形状 质量规格》.pdfNC 54-187-1986 Construction Materials and Products Ceramic Glazed Tiles and Profiles Quality Specifications《建筑材料和产品 陶瓷光滑瓦片和形状 质量规格》.pdf

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NC 54-185-1985 Construction Materials and Products Raw Materials for Ceramics Determination of Humidity《建筑材料和产品 陶瓷的原材料 湿度测试》.pdf 4

NC 54-185-1985 Construction Materials and Products Raw Materials for Ceramics Determination of Humidity《建筑材料和产品 陶瓷的原材料 湿度测试》.pdfNC 54-185-1985 Construction Materials and Products Raw Materials for Ceramics Determination of Humidity《建筑材料和产品 陶瓷的原材料 湿度测试》.pdf

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NC 54-183-1985 Construction Materials and Products Raw Materials for Ceramics Thermal Tests《建筑材料和产品 陶瓷的原材料 热测试》.pdf 12

NC 54-183-1985 Construction Materials and Products Raw Materials for Ceramics Thermal Tests《建筑材料和产品 陶瓷的原材料 热测试》.pdfNC 54-183-1985 Construction Materials and Products Raw Materials for Ceramics Thermal Tests《建筑材料和产品 陶瓷的原材料 热测试》.pdf

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NC 54-182-1985 Construction Materials and Products Clay Materials Determination of Drying Sensibility Coefficient by the Natural Method《建筑材料和产品 粘土材料 干敏感性系数自然方法测定》.pdf 2

NC 54-182-1985 Construction Materials and Products Clay Materials Determination of Drying Sensibility Coefficient by the Natural Method《建筑材料和产品 粘土材料 干敏感性系数自然方法测定》.pdfNC 54-182-1985 Construction Materials and Products Clay Materials Determination of Drying Sensibility Coefficient by the Natural Method《建筑材料和产品 粘土材料 干敏感性系数自然方法测定》.pdf

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NC 54-18-1985 Construction Materials and Products Cold-Mix Asphaltic Concrete Quaiity Specifications《建筑材料和产品 冷混柏油凝结 质量规格》.pdf 12

NC 54-18-1985 Construction Materials and Products Cold-Mix Asphaltic Concrete Quaiity Specifications《建筑材料和产品 冷混柏油凝结 质量规格》.pdfNC 54-18-1985 Construction Materials and Products Cold-Mix Asphaltic Concrete Quaiity Specifications《建筑材料和产品 冷混柏油凝结 质量规格》.pdf

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NC 42-03-1968 Basic weight in paper and board《纸板的一般重量》.pdf 2

NC 42-03-1968 Basic weight in paper and board《纸板的一般重量》.pdfNC 42-03-1968 Basic weight in paper and board《纸板的一般重量》.pdf

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NC 42-02-1968 Paper and board acclimatization for testing《纸板环境适应性》.pdf 3

NC 42-02-1968 Paper and board acclimatization for testing《纸板环境适应性》.pdfNC 42-02-1968 Paper and board acclimatization for testing《纸板环境适应性》.pdf

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