monochromic造句
ThelimitedvalueandtestingmethodofelectricalenergyconsumptionforbroadcastingreceiverofcolourandmonochromictelevisionThispaperproclaimssimilarityofdistributionbetweenlightstrengthofmonochromicFraunhofer...
ThelimitedvalueandtestingmethodofelectricalenergyconsumptionforbroadcastingreceiverofcolourandmonochromictelevisionThispaperproclaimssimilarityofdistributionbetweenlightstrengthofmonochromicFraunhofer...