![]() Cranes - Design principles for loads and load combinations - Part 1: general 起重机 载荷与载荷组合的设计原则 第1部分:总则 |
![]() Rapid screening for salmonella, escherichia coli 0157 and listeria monocytogenes in foods - Enzyme-linked immunoassay method 食品中沙门氏菌、肠出血性大肠埃希氏菌O157及单核细胞增生李斯特氏菌的快速筛选检验 酶联免疫法 |
![]() Straight cylindrical involute splines - Metric module, side fit - Part 1: generalities 圆柱直齿渐开线花键(米制模数 齿侧配合) 第1部分:总论 |
![]() Safety of power transformers, power supplies, reactors and similar products - Part 1: general requirements and tests 电力变压器、电源、电抗器和类似产品的安全 第1部分:通用要求和试验 |
![]() Fasteners - general requirements for bolts,screws,studs and nuts 紧固件 螺栓、螺钉、螺柱和螺母 通用技术条件 |
Find out:4239Items | First -Previous-Next -Last | [57] [58] [59] [60] [61] [62] [63] |