CSN ON 42 8609-1963 《无酸棒 规格标准》.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

STAS 8919 1-1980 ELECTRO INDUSTRIAL TRUCKS WITH COUNTERBALANCE AND FRONTAL FORK Typification《带制衡和额叶叉的电工业卡车 分类体系 》.pdf

STAS 8919 2-1980 ELECTRO INDUSTRIAL TRUCK WITH RETRACTABLE MAST AND CARRYING DRIVE Typification《带伸缩桅杆和携带式驱动的电工业车辆 分类体系 》.pdf

STAS 8921-1971 Testing of metals DRIFT EXPANDING TEST ON COPPER AND COPPER ALLOY TUBES《测试金属 在铜及铜合金管上进行漂移扩大试验 》.pdf

STAS 8922-1971 Petroleum equipment WELL-HEADS AND CHRISTMAS TREES FOR OIL AND GAS WFLLS Nominal pressures and test pressures.《石油装备用于油井和天然井的井口和采油树 额定压力和试验压力 》.pdf

STAS 8923-1971 Non industrial industrial and farm building METAL SCAFFOLD WITH TUBULAR MEMBERS《非工业，工业和农业建筑 带钢管构件的金属脚手架 》.pdf

STAS 8925-1980 BUCKET CONVEYERS Typification《链斗输送机 分类体系 》.pdf

STAS 8927-1971 OVERHEAD CHAIN CONVEYORS Basic characteristics《架空链式输送带 基本特征 》.pdf

STAS 8928-1971 ESCALATORS Basic characteristics《自动梯 基本特征 》.pdf

STAS 8929-1986 VIBRATING CONVEYERS WITH RECLAXGULAR OR TRAPEZOIDAL TROUGH Types and main parameters《带矩形或梯形槽的振动传送带 类型和主要参数 》.pdf