MSZ 8582-1958 《工业炸药 黑色火药》.pdf

相关资源

STAS 499-1965 《采石场黑色火药》.pdf

MSZ 8018 4-1971 《爆破用黑色火药包装木箱》.pdf

猜你喜欢

ITU-T R 82 FRENCH-1988 APPEARANCE OF FALSE CALLING AND CLEARING SIGNALS IN CIRCUITS OPERATED BY SWITCHED TELEPRINTER SERVICES《由切换电传打字机业务所产生的电路中的错误信号和终止信号的表现》.pdf

ITU-T R 82 SPANISH-1988 APPEARANCE OF FALSE CALLING AND CLEARING SIGNALS IN CIRCUITS OPERATED BY SWITCHED TELEPRINTER SERVICES《由切换电传打字机业务所产生的电路中的错误信号和终止信号的表现》.pdf

ITU-T R 82-1988 APPEARANCE OF FALSE CALLING AND CLEARING SIGNALS IN CIRCUITS OPERATED BY SWITCHED TELEPRINTER SERVICES《在电传机交换业务工作的电路上虚假呼叫和虚假拆线信号的出现》.pdf

ITU-T R 83 FRENCH-1988 CHANGES OF LEVEL AND INTERRUPTIONS IN VFT CHANNELS《更改等级及音频电报频道的中断》.pdf

ITU-T R 83 SPANISH-1988 CHANGES OF LEVEL AND INTERRUPTIONS IN VFT CHANNELS《更改等级及音频电报频道的中断》.pdf

ITU-T R 83-1988 CHANGES OF LEVEL AND INTERRUPTIONS IN VFT CHANNELS《音频电报通路中电平的变化和中断》.pdf

ITU-T R 9 FRENCH-1993 HOW THE LAWS GOVERNING DISTRIBUTION OF DISTORTION SHOULD BE ARRIVED AT《如何得出控制畸变分布的定律 电报 电报传输(9号研究组)4pp》.pdf

ITU-T R 9 SPANISH-1993 HOW THE LAWS GOVERNING DISTRIBUTION OF DISTORTION SHOULD BE ARRIVED AT《如何得出控制畸变分布的定律 电报 电报传输(9号研究组)4pp》.pdf

ITU-T R 9-1993 How the Laws Governing Distribution of Distortion Should Be Arrived at - Telegraphy Telegraph Transmission (Study Group IX) 4 pp《如何得到畸变分布规律》.pdf