MSZ 8760-1977 《凸头压螺钉二级别精度等级》.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 19438 1-1974 Receiving amplifier and transmitting tubes with power to 25 watt continuously scattered by anode Measurement methods of dynamic amplification factor and amplifica.pdf

GOST 19438 10-1975 Low-power electronic tubes or valves Methods of test and measurement under rectitying conditions《小功率电子管 整流方式的试验方法和参数测量方法》.pdf

GOST 19438 11-1975 Low-power electronic tubes or valves Measuring methods《小功率电子管 交流声电压的测量方法》.pdf

GOST 19438 12-1975 Low-power electronic tubes and valves Methods of measurement of plate current and currents of grids having positive potential《小功率电子管 相对于阴极有正电位的阳极电流和栅极电流的测量方法》.pdf

GOST 19438 13-1975 Low-power electronic tubes and valves Methods of measurement of conversion transconductance and electrode currents under conversion conditions《小功率电子管 在变换器方式下的变换陡.pdf

GOST 19438 14-1975 Method of measurement of output power and non-linear distertiens of electronic tubes and valves under test in the conditions of low-frequeneq amplification《小功率电子.pdf

GOST 19438 15-1977 Low-power electronic tubes and valves Methods of measuring the equivalent resistance of noises《小功率电子管 噪声当量电阻的测量方法》.pdf

GOST 19438 16-1977 Low-power vacuum valves Methods for measurement of input resistance《小功率电子管 输入电阻的测量方法》.pdf

GOST 19438 17-1977 Low-power electronic tubes and valves Methods of measurement of cathode heating time and readiness time《小功率电子管 加热时间和预热时间的测量方法》.pdf