垂すい直ちょく走そう査さ周しゅう波は数すうMeaningsNoun1. vertical scan frequencyKanji used垂droop直straight走run査inspect周circumference波a wave数numberComposed of垂すい直ちょくvertical; perpendicularNa-adjective走そう査さscan; scanningNoun周しゅう波は数すうfrequency (esp. of waveforms)Noun