SNI 7248-2009 《工作场所空气中铅(Pb)含量静态测试测量》.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

NC 20-01-1967 Guide for the elaboration of test standards for chemical producís《化学产品的测试标准的详细指南》.pdf

NC 20-02-1968 Guide for the elaboration of quality standards for chemical producis.pdf

NC 20-03-1967 Chemical products Clasification and definitions《化学产品的分类和定义》.pdf

NC 20-06-19-1987 Medical Sciences Giemsa Coloring Solution Quality Specifications《医药科学 “Giemsa”（吉姆萨）染色溶液 质量规格》.pdf

NC 20-06-20-1987 Medical Sciences Photometric Determination of Calcium in Human Serum Method of Chemical Analysis《医药科学 人类血清的钙含量光度计测定 化学分析方法》.pdf

NC 20-06-21-1987 Medical Sciencies Photometric Determination of Cholesterols in Human Serum Method of Chemical Analysis《医药科学 人类血清的胆固醇含量光度计测定 化学分析方法》.pdf

NC 20-06-22-1987 Medical Sciences Photometric Determination of Cholesterols Linked to High Density Lipoproteins Method of Chemical Analysis《医药科学 人类血清的与高密度脂蛋白的胆固醇光度计测定 化学分析方法》.pdf

NC 20-06-23-1987 Medical Sciences Determination of Blood Erythrocyte Sedimentation Ratio Testinq Method《医药科学 红血球血沉比率测定 测试方法》.pdf

NC 20-06-24-1987 Medical Sciences Electrolytic and Basic Acid Equilibrium Study Determination of Ion Potassium Concentration Chemical Analysis Method《医药科学 电解和基本酸平衡的研究 钾离子浓度测定 化学分析》.pdf