单词	return sand ratio
释义	return sand ratio 返砂比
随便看	error-free signaling message error free signal message error-free simulated photograph error free soliton transmission error free transmission error-free transmission error free transmission of data error-free transmission of data error free true variable error-free true variable error freezing error frequency error-frequency characteristics error frequency fidelity criterion error frequency function error frequency limit errorful error function error function complement error function diffusion error function distribution error function integral error functions error function table error function test