词汇	滚筒式
释义	滚筒式 drum-type
随便看	positive freeboard positive free cash flow positive freedom positive frequence positive frequency positive frequency deviation positive frequency modulation positive friction role positive full scale positive g positive G positive-g positive gain positive galvanotaxis positive gap positive geared feed positive-geared feed positive gearing positive gene control positive genetic assortative mating positive geotaxis positive geotropism positive getropism positive ghost positive glass plate