NBN-ISO 226-1992 7500 Acoustics Normal equal-loudness level contours《声学 正常等响曲线》.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 10335-1975 SHELLAC《虫胶 》.pdf

STAS 10336-1975 ELECTRIC COFFEE MAKERS Methods for performance measuring《电动咖啡壶的性能测试方法》.pdf

STAS 10337-1975 INSULATOR SPINDLES TYPE IS-Ns USED FOR OVERHEAD ELECTRIC LINES OF 10 kV AND 20 kV《绝缘体心轴型用于架空的10千伏和20千伏的电线 》.pdf

STAS 10338-1990 Inorganic non-metallic coatings Phosphate coatings General technical requirements for quality《无机非金属涂层磷化膜一般质量技术要求 》.pdf

STAS 10339 0-1983 Hydraulic drives DIRECTIONAL CONTROL SLIDE VALVES Classification and symbols《液压驱动器 方向控制滑阀 分类及标志 》.pdf

STAS 10339 1-1986 Hydraulic fluid power DIRECTIONAL CONTROL SLIDE VALVES WITH MANUAL CONTROL pn 200 bar Types and basic dimensions《液压流体动力方向控制滑阀并带有手动控制 pn 200 bar 类型和基本尺寸 》.pdf

STAS 10339 2-1986 IIydraulic flurd power DIRECTIONAL CONTROL SLIDE VALVES WITH MECHANICAL CONTROL Pn 200 bar basic dimensions 《液压油功率 带机械控制的方向控制闸板阀Pn 200棒 基本尺寸 》.pdf

STAS 10339 3-1986 Hydraulic fluid power DIRECTIONAL CONTROL SLIDE VALVES WITH HYDRAULIC CONTROL pn 200 bar Basic dimensions《液压流体动力 方向控制滑阀并带有液压控制 pn 200 bar 基本尺寸 》.pdf

STAS 10339 4-1986 Hydraulic fluid power DIRECTIONAL CONTROL SLIDE VALVES WITH ELECTRICAL CONTROL pn 200 bar Basic dimensions《液压流体动力 方向控制滑阀并带有电动控制 pn 200 bar 基本尺寸 》.pdf