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HB 7817-2006 Requirements for load test and load spectrum establishment of helicopter structure《直升机结构载荷测试与载荷谱编制要求》.pdf 18

HB 7817-2006 Requirements for load test and load spectrum establishment of helicopter structure《直升机结构载荷测试与载荷谱编制要求》.pdfHB 7817-2006 Requirements for load test and load spectrum establishment of helicopter structure《直升机结构载荷测试与载荷谱编制要求》.pdf

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HB 7800-2006 General specification for detector ice of air intake duct aircraft engines and airframe systems《飞机发动机进气道及机体系统结冰探测器通用规范》.pdf 20

HB 7800-2006 General specification for detector ice of air intake duct aircraft engines and airframe systems《飞机发动机进气道及机体系统结冰探测器通用规范》.pdfHB 7800-2006 General specification for detector ice of air intake duct aircraft engines and airframe systems《飞机发动机进气道及机体系统结冰探测器通用规范》.pdf

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GY T 61-1989 broadcasting and television centers sites and stations Safety rules of mechanical maintenance《广播电视中心和台、站.机械维修安全规程》.pdf 8

GY T 61-1989 broadcasting and television centers sites and stations Safety rules of mechanical maintenance《广播电视中心和台、站.机械维修安全规程》.pdfGY T 61-1989 broadcasting and television centers sites and stations Safety rules of mechanical maintenance《广播电视中心和台、站.机械维修安全规程》.pdf

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GY T 57-1989 Method of checking technical indices for ZCG Type vertical testing cabinets《ZCG型测试立柜技术指标检测方法》.pdf 8

GY T 57-1989 Method of checking technical indices for ZCG Type vertical testing cabinets《ZCG型测试立柜技术指标检测方法》.pdfGY T 57-1989 Method of checking technical indices for ZCG Type vertical testing cabinets《ZCG型测试立柜技术指标检测方法》.pdf

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GY T 5081-2009 Code for design document filing and arrangement of radio film and TV project《广播电影电视工程设计文件档案管理规范》.pdf 26

GY T 5081-2009 Code for design document filing and arrangement of radio film and TV project《广播电影电视工程设计文件档案管理规范》.pdfGY T 5081-2009 Code for design document filing and arrangement of radio film and TV project《广播电影电视工程设计文件档案管理规范》.pdf

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GY T 5061-1998 Illumination in the rooms used for technologies for broadcast film and television projects Design code《广播电影电视工程技术用房照明.设计规范》.pdf 14

GY T 5061-1998 Illumination in the rooms used for technologies for broadcast film and television projects Design code《广播电影电视工程技术用房照明.设计规范》.pdfGY T 5061-1998 Illumination in the rooms used for technologies for broadcast film and television projects Design code《广播电影电视工程技术用房照明.设计规范》.pdf

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GY T 5043-2013 Standard for indoor environmental requirement of radio & TV engineering technology rooms《广播电视中心技术用房室内环境要求》.pdf 12

GY T 5043-2013 Standard for indoor environmental requirement of radio & TV engineering technology rooms《广播电视中心技术用房室内环境要求》.pdfGY T 5043-2013 Standard for indoor environmental requirement of radio & TV engineering technology rooms《广播电视中心技术用房室内环境要求》.pdf

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CSN ON 71 4023-1966 《玻璃硼硅酸盐（KS 51 ）》.pdf 2

CSN ON 71 4023-1966 《玻璃硼硅酸盐（KS 51 ）》.pdfCSN ON 71 4023-1966 《玻璃硼硅酸盐（KS 51 ）》.pdf

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CSN ON 71 4022-1966 《玻璃 碱性镁石灰 硅酸盐（BN19）材料清单》.pdf 2

CSN ON 71 4022-1966 《玻璃 碱性镁石灰 硅酸盐（BN19）材料清单》.pdfCSN ON 71 4022-1966 《玻璃 碱性镁石灰 硅酸盐（BN19）材料清单》.pdf

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CSN ON 71 4019-1967 《玻璃46》.pdf 2

CSN ON 71 4019-1967 《玻璃46》.pdfCSN ON 71 4019-1967 《玻璃46》.pdf

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