JUS C A1 607-1978 Methods for chemical analysis of copper and copper alloys Spectrophotometric determination of phosphorus in copper《铜和铜合金的化学分析方法 分光光度法测定铜中的磷量》.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

GB T 32455-2015 运载火箭术语.pdf

GB T 32466-2015 电工电子产品加速应力试验规程 高加速应力筛选导则.pdf

GB T 32478-2016 家用和类似用途电器性能测试方法 重复性和再现性评价.pdf

GB T 32480-2016 纺织机械 棉纺用开包混棉机 术语、定义和结构原理.pdf

GB T 32482.1-2016 LED 分选 第1部分：一般要求和白光栅格.pdf

GB T 32483.1-2016 灯控制装置的效率要求 第1部分：荧光灯控制装置 控制装置线路总输入功率和控制装置效率的测量方法.pdf

GB T 32483.3-2016 灯控制装置的效率要求 第3部分：卤钨灯和LED模块 控制装置效率的测量方法.pdf

GB T 32484-2016 表壳体及其附件 气相沉积镀层.pdf

GB T 32485-2016 电池驱动手表的电池寿命的评估方法.pdf