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SR ISO 5032-1977 Continuous mechanical handling equipment for loose bulk materials-Rotary feeders used in pneumatic handling - Safety code《松散物料连续搬运设备 气动装卸用旋转给料机 安全守则》.pdf 6

SR ISO 5032-1977 Continuous mechanical handling equipment for loose bulk materials-Rotary feeders used in pneumatic handling - Safety code《松散物料连续搬运设备 气动装卸用旋转给料机 安全守则》.pdfSR ISO 5032-1977 Continuous mechanical handling equipment for loose bulk materials-Rotary feeders used in pneumatic handling - Safety code《松散物料连续搬运设备 气动装卸用旋转给料机 安全守则》.pdf

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SR ISO 5031-1977 Continuous mechanical handling equipment for loose bulk materials-Couplings and hose components used in pneuma-tic handling - Safety code《松散物料连续搬运设备 气动装卸用连接器与软管件 安.pdf 6

SR ISO 5031-1977 Continuous mechanical handling equipment for loose bulk materials-Couplings and hose components used in pneuma-tic handling - Safety code《松散物料连续搬运设备 气动装卸用连接器与软管件 安.pdfSR ISO 5031-1977 Continuous mechanical handling equipment for loose bulk materials-Couplings and hose components used in pneuma-tic handling - Safety code《松散物料连续搬运设备 气动装卸用连接器与软管件 安.pdf

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SR ISO 4970-1994 Steel Determination of total or effective thickness of thin surfacehardened layers《钢 薄表面硬化层的总深度或有效深度的测定》.pdf 10

SR ISO 4970-1994 Steel Determination of total or effective thickness of thin surfacehardened layers《钢 薄表面硬化层的总深度或有效深度的测定》.pdfSR ISO 4970-1994 Steel Determination of total or effective thickness of thin surfacehardened layers《钢 薄表面硬化层的总深度或有效深度的测定》.pdf

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SR ISO 4968-1993 Steel Macrographic examination by sulphur print (Baumann method)《钢 硫印宏观检验法（波曼法）》.pdf 8

SR ISO 4968-1993 Steel Macrographic examination by sulphur print (Baumann method)《钢 硫印宏观检验法（波曼法）》.pdfSR ISO 4968-1993 Steel Macrographic examination by sulphur print (Baumann method)《钢 硫印宏观检验法（波曼法）》.pdf

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SR CEI 50(461)+A1-1996 International electrotechnical vocabulary Chapter461 Electric cables《国际电学技术词汇 461章：电缆》.pdf 75

SR CEI 50(461)+A1-1996 International electrotechnical vocabulary Chapter461 Electric cables《国际电学技术词汇 461章：电缆》.pdfSR CEI 50(461)+A1-1996 International electrotechnical vocabulary Chapter461 Electric cables《国际电学技术词汇 461章：电缆》.pdf

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SR CEI 50(371)-1995 International Electrotechnical Vocabulary Chapter 371 Telecontrol《国际电工词汇 第371章：遥控》.pdf 74

SR CEI 50(371)-1995 International Electrotechnical Vocabulary Chapter 371 Telecontrol《国际电工词汇 第371章：遥控》.pdfSR CEI 50(371)-1995 International Electrotechnical Vocabulary Chapter 371 Telecontrol《国际电工词汇 第371章：遥控》.pdf

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SR CEI 50(321)-1986 International Electrotechnical Vocabulary Chapter 321 Instrument transformers《国际电工词汇 第321章：仪器变压器》.pdf 54

SR CEI 50(321)-1986 International Electrotechnical Vocabulary Chapter 321 Instrument transformers《国际电工词汇 第321章：仪器变压器》.pdfSR CEI 50(321)-1986 International Electrotechnical Vocabulary Chapter 321 Instrument transformers《国际电工词汇 第321章：仪器变压器》.pdf

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SR CEI 404-5-1996 Magnetic materials Part 5 Permanent magnet (magnetically hard) materials - Methods of measurement of magnetic properties《磁性材料 第5部分：永久磁铁（磁硬）材料 测量锰属性的方法》.pdf 14

SR CEI 404-5-1996 Magnetic materials Part 5 Permanent magnet (magnetically hard) materials - Methods of measurement of magnetic properties《磁性材料 第5部分：永久磁铁（磁硬）材料 测量锰属性的方法》.pdfSR CEI 404-5-1996 Magnetic materials Part 5 Permanent magnet (magnetically hard) materials - Methods of measurement of magnetic properties《磁性材料 第5部分：永久磁铁（磁硬）材料 测量锰属性的方法》.pdf

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SR CEI 383-1-1996 Insulators for overhead lines with a nominal voltage above 1 000 V Part 1 Ceramic or glass insulator units for a c systems - Definitions test methods and acceptan.pdf 52

SR CEI 383-1-1996 Insulators for overhead lines with a nominal voltage above 1 000 V Part 1 Ceramic or glass insulator units for a c systems - Definitions test methods and acceptan.pdfSR CEI 383-1-1996 Insulators for overhead lines with a nominal voltage above 1 000 V Part 1 Ceramic or glass insulator units for a c systems - Definitions test methods and acceptan.pdf

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SR 1944-1-1999 Hoisting equipments - Forged single hooks with shank-Part 1 Technical conditions for materials fabrication and delivery《起重设备 带有握柄的锻造单吊钩 第1部分：材料、制作和交付的技术条件》.pdf 14

SR 1944-1-1999 Hoisting equipments - Forged single hooks with shank-Part 1 Technical conditions for materials fabrication and delivery《起重设备 带有握柄的锻造单吊钩 第1部分：材料、制作和交付的技术条件》.pdfSR 1944-1-1999 Hoisting equipments - Forged single hooks with shank-Part 1 Technical conditions for materials fabrication and delivery《起重设备 带有握柄的锻造单吊钩 第1部分：材料、制作和交付的技术条件》.pdf

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