Constantsan.康斯坦察
constantadj.不变的;经常的n.常数;恒量
constant-rate filtration恒速过滤
constant-pressure mixing等压混合
constant depth mode C mode等深度型法(C型法)
constant electrical source恒流电源
constant current operation恒流操作
constant voltage equipment恒压装置
constant mesh transmission常啮合式变速器
constant-dollar spending按不变价格计算的费用
constant modulus algorithm恒模算法
constant-curvature wells等曲率井