NBN C 63-408-1978 8750 《低压工业设备 暴露在空气中的低压负荷开关；隔离开关；负荷隔离开关并且于低压保险丝相连》.pdf

相关资源

IRS 70778-2-2018 Recommendations for determining the carrying capacity and fatigue risks of existing metallic railway bridges.pdf

IRS 70712-2018 Rail defects.pdf

IRS 50596-6-2018 Conditions for coding intermodal loading units in combined transport combined transport lines and wagons.pdf

IRS 50596-5-2018 Transport of road vehicles on wagons-Technical Organisation-Conveyance of semi-trailers with P coding or N coding on recess wagons.pdf

IESNA TM-23-2017 Lighting Control Protocols.pdf

IESNA RP-2-2017 Recommended Practice for Retail Lighting.pdf

ITU-R RAPPORT M 766-2 FRENCH-1990 Feasibility of frequency sharing between the GPS and other services《全球定位系统和其他服务之间的频率共享的可行性》.pdf

ITU-R RAPPORT M 763-3 FRENCH-1990 Signal level variation due to multipath effects and blockage by ship-s superstructure in maritime mobile-satellite service lin.pdf

ITU-R RAPPORT M 739-1 FRENCH-1986 Interference due to intermodulation products in the land mobile service between 25 and 100 MHz《由于互调产物在陆地移动服务25和100 MHz之间产生的干扰》.pdf

ITU-R RAPPORT M 319-7 FRENCH-1990 Characteristics of equipment and principles governing the assignment of frequency channels between 25 and 100 MHz for land mob.pdf

猜你喜欢

GOST 21584-1976 Shell countersinks for machining parts from light alloys Design and dimensions《轻合金零件加工用套式扩孔钻 结构及尺寸》.pdf

GOST 21585-1976 Shell carbide-tipped countersinks for machining parts from light alloys Design and dimensions《轻合金零件加工用镶硬质合金刀片套式扩孔钻》.pdf

GOST 21586-1976 Countersinks for machining holes diameters from 3 to 80 mm Hole tolerance《加工直径3mm～80mm轻合金孔用扩孔钻 直径公差》.pdf

GOST 21600 17-1983 Ferrochrome Methods for the determination of chromium《铬铁 铬的测定法》.pdf

GOST 21600 18-1983 Ferrochrome Methods for the determination of total aluminium《铬铁 铝的测定法》.pdf

GOST 21600 3-1983 Ferrochrome Method for the determination of sillicon《铬铁 含硅量测定法》.pdf

GOST 21600 4-1983 Ferrochrome Method for the determination of phosphorus《铬铁 含磷量测定法》.pdf

GOST 21600 6-1983 Ferrochrome Method for the determination of nitrogen《铬铁 氮含量测定法》.pdf

GOST 21607-2008 Frozen fish soups Specifications《冻鱼汤类 规范》.pdf