Constantis康斯坦蒂
constantadj.不变的;经常的n.常数;恒量
constant-bearing navigation定向航行
constant pressure wind-feet恒压供风
constant - pressure process定压过程
constant sound pressure level恒声压级
constant pH value cultivation等pH值培养
constant current distribution恒流配电
constant values of basic data基础数据常见值
constant impedance attenuator恒阻抗衰减器