单词	square pulse
释义	square pulse [计] 矩形脉冲
随便看	density of ozone density of packing density of particle density of passenger traffic density of pellet density of pigment density of plantation density of population density of probability density of process density of pubescent density of quantumstates density of radiation density of rational numbers density of registered inhabitants density of released fish density of residential floor area density of road network density of runs density of scanning lines density of seam density of sea water density of shops density of signed measure density of snow 石烂江枯石烂海枯石破天惊石缄金匮石赤不夺石部矴矵矶矷翻阅翻领翻飞翻饼翻黄翼翼侧翼卫翼宿翼戴