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TCVN 5024-2007 Metallic coatings- Electrodeposited coatings of nickel《金属涂层 镍的电镀涂层》.pdf 20

TCVN 5024-2007 Metallic coatings- Electrodeposited coatings of nickel《金属涂层 镍的电镀涂层》.pdfTCVN 5024-2007 Metallic coatings- Electrodeposited coatings of nickel《金属涂层 镍的电镀涂层》.pdf

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TCVN 5023-2007 Metallic coatings Electrodeposited coatings of nickel plus chromium and of copper plus nickel plus chromium《金属涂层 镍+铬及铜+镍+铬的电镀涂层》.pdf 24

TCVN 5023-2007 Metallic coatings Electrodeposited coatings of nickel plus chromium and of copper plus nickel plus chromium《金属涂层 镍+铬及铜+镍+铬的电镀涂层》.pdfTCVN 5023-2007 Metallic coatings Electrodeposited coatings of nickel plus chromium and of copper plus nickel plus chromium《金属涂层 镍+铬及铜+镍+铬的电镀涂层》.pdf

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TCVN 5022-1989 Aeriol connectors for domestic radio apparatures Basic dimensions《国内无线电设备的天线连接器 基本尺寸》.pdf 7

TCVN 5022-1989 Aeriol connectors for domestic radio apparatures Basic dimensions《国内无线电设备的天线连接器 基本尺寸》.pdfTCVN 5022-1989 Aeriol connectors for domestic radio apparatures Basic dimensions《国内无线电设备的天线连接器 基本尺寸》.pdf

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TCVN 5019-1989 Acetylene installations Safety requirements《乙炔装置 安全要求》.pdf 10

TCVN 5019-1989 Acetylene installations Safety requirements《乙炔装置 安全要求》.pdfTCVN 5019-1989 Acetylene installations Safety requirements《乙炔装置 安全要求》.pdf

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TCVN 5018-1989 Agricultural machines General purpose ploughs Test methods《农业机械 通用犁 试验方法》.pdf 43

TCVN 5018-1989 Agricultural machines General purpose ploughs Test methods《农业机械 通用犁 试验方法》.pdfTCVN 5018-1989 Agricultural machines General purpose ploughs Test methods《农业机械 通用犁 试验方法》.pdf

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TCVN 4510-1988 Sound studio Technical specifications for room acoustics《录音棚 室内声学的技术规范》.pdf 13

TCVN 4510-1988 Sound studio Technical specifications for room acoustics《录音棚 室内声学的技术规范》.pdfTCVN 4510-1988 Sound studio Technical specifications for room acoustics《录音棚 室内声学的技术规范》.pdf

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TCVN 4509-2006 Rubber vulcanized or thermoplastic Determination of tensile stress-strain properties《硫化橡胶或热塑性橡胶 拉伸应力应变性能的测定》.pdf 32

TCVN 4509-2006 Rubber vulcanized or thermoplastic Determination of tensile stress-strain properties《硫化橡胶或热塑性橡胶 拉伸应力应变性能的测定》.pdfTCVN 4509-2006 Rubber vulcanized or thermoplastic Determination of tensile stress-strain properties《硫化橡胶或热塑性橡胶 拉伸应力应变性能的测定》.pdf

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TCVN 4507-2008 Steels Determination of depth of decarburization《钢 脱碳层深度的测定》.pdf 11

TCVN 4507-2008 Steels Determination of depth of decarburization《钢 脱碳层深度的测定》.pdfTCVN 4507-2008 Steels Determination of depth of decarburization《钢 脱碳层深度的测定》.pdf

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TCVN 4506-2012 Water for concrete and mortar Technical specification《混凝土和砂浆用水 技术规范》.pdf 8

TCVN 4506-2012 Water for concrete and mortar Technical specification《混凝土和砂浆用水 技术规范》.pdfTCVN 4506-2012 Water for concrete and mortar Technical specification《混凝土和砂浆用水 技术规范》.pdf

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TCVN 4505-1987 Gasoline Determination of lead trace《汽油 微量铅的测定》.pdf 5

TCVN 4505-1987 Gasoline Determination of lead trace《汽油 微量铅的测定》.pdfTCVN 4505-1987 Gasoline Determination of lead trace《汽油 微量铅的测定》.pdf

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