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TCVN 7819-2007 Information technology Notation of format for data element values《信息技术 数据元值的格式表示法》.pdf 11

TCVN 7819-2007 Information technology Notation of format for data element values《信息技术 数据元值的格式表示法》.pdfTCVN 7819-2007 Information technology Notation of format for data element values《信息技术 数据元值的格式表示法》.pdf

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TCVN 7818-3-2010 Information technology Security techniques-time stamping services Part 3 Mechanisms producing linked token《信息技术 安全技术 时间标记业务 第3部分 产生链接标记的机制》.pdf 46

TCVN 7818-3-2010 Information technology Security techniques-time stamping services Part 3 Mechanisms producing linked token《信息技术 安全技术 时间标记业务 第3部分 产生链接标记的机制》.pdfTCVN 7818-3-2010 Information technology Security techniques-time stamping services Part 3 Mechanisms producing linked token《信息技术 安全技术 时间标记业务 第3部分 产生链接标记的机制》.pdf

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TCVN 7818-2-2007 Information technology Cryptographic technique Time stamping services Part 2 Mechanisms producing independent tokens《信息技术 加密技术 时间标记业务 第2部分 产生独立标记的结构方式》.pdf 29

TCVN 7818-2-2007 Information technology Cryptographic technique Time stamping services Part 2 Mechanisms producing independent tokens《信息技术 加密技术 时间标记业务 第2部分 产生独立标记的结构方式》.pdfTCVN 7818-2-2007 Information technology Cryptographic technique Time stamping services Part 2 Mechanisms producing independent tokens《信息技术 加密技术 时间标记业务 第2部分 产生独立标记的结构方式》.pdf

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TCVN 7633-2007 Principles for selecting and using test persons for testing anthropometric aspects of industrial products and designs《工业产品和设计的人体测量方面用试验人员的选择和使用原则》.pdf 18

TCVN 7633-2007 Principles for selecting and using test persons for testing anthropometric aspects of industrial products and designs《工业产品和设计的人体测量方面用试验人员的选择和使用原则》.pdfTCVN 7633-2007 Principles for selecting and using test persons for testing anthropometric aspects of industrial products and designs《工业产品和设计的人体测量方面用试验人员的选择和使用原则》.pdf

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TCVN 7632-2007 Board Determination of bursting strength《纸板 脆裂强度的测定》.pdf 17

TCVN 7632-2007 Board Determination of bursting strength《纸板 脆裂强度的测定》.pdfTCVN 7632-2007 Board Determination of bursting strength《纸板 脆裂强度的测定》.pdf

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TCVN 7631-2007 Paper Determination of bursting strength《纸 脆裂强度的测定》.pdf 16

TCVN 7631-2007 Paper Determination of bursting strength《纸 脆裂强度的测定》.pdfTCVN 7631-2007 Paper Determination of bursting strength《纸 脆裂强度的测定》.pdf

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TCVN 7628-6-2007 Lifts and service lifts (USA elevators and dumbwaiters) Part 6 Passenger lifts to be installed in residential buildings Planning and selection《电梯和货物电梯(美国 电梯和杂物升降机).pdf 13

TCVN 7628-6-2007 Lifts and service lifts (USA elevators and dumbwaiters) Part 6 Passenger lifts to be installed in residential buildings Planning and selection《电梯和货物电梯(美国 电梯和杂物升降机).pdfTCVN 7628-6-2007 Lifts and service lifts (USA elevators and dumbwaiters) Part 6 Passenger lifts to be installed in residential buildings Planning and selection《电梯和货物电梯(美国 电梯和杂物升降机).pdf

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TCVN 7628-5-2007 Lift (Elevator) installation Part 5 Control devices signals and additional fittings《电梯(升降机)安装 第5部分 控制设备 信号和附加装置》.pdf 25

TCVN 7628-5-2007 Lift (Elevator) installation Part 5 Control devices signals and additional fittings《电梯(升降机)安装 第5部分 控制设备 信号和附加装置》.pdfTCVN 7628-5-2007 Lift (Elevator) installation Part 5 Control devices signals and additional fittings《电梯(升降机)安装 第5部分 控制设备 信号和附加装置》.pdf

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TCVN 7446-2-2004 Steels Classification Part 2 Classification of unalloyed and alloy steels according to main quality classes and main property or application characteristics《钢 分类 第.pdf 17

TCVN 7446-2-2004 Steels Classification Part 2 Classification of unalloyed and alloy steels according to main quality classes and main property or application characteristics《钢 分类 第.pdfTCVN 7446-2-2004 Steels Classification Part 2 Classification of unalloyed and alloy steels according to main quality classes and main property or application characteristics《钢 分类 第.pdf

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TCVN 7446-1-2004 Steels Classification Part 1 Classification of steels into unalloyed and alloy steels based on chemical composition《钢 分类 第1部分 根据化学成分将钢分为非合金钢和合金钢》.pdf 8

TCVN 7446-1-2004 Steels Classification Part 1 Classification of steels into unalloyed and alloy steels based on chemical composition《钢 分类 第1部分 根据化学成分将钢分为非合金钢和合金钢》.pdfTCVN 7446-1-2004 Steels Classification Part 1 Classification of steels into unalloyed and alloy steels based on chemical composition《钢 分类 第1部分 根据化学成分将钢分为非合金钢和合金钢》.pdf

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