Constantzn.康斯坦茨
constantadj.不变的;经常的n.常数;恒量
constant frequence固定频率; 稳频, 恒频
constant warm tube[医] 恒温管
constant workspace常数暂存区
constant frequency恒频
constant head tank定位槽
constant speed cut等速切削
constant-current直流
constant beamwidth恒定束宽
constant heat oven恒温炉
constant dominants恒有优势种