等时间间隔    constant duration

恒定负荷    constant duty

固有误差    constant error

常数因子    constant factor

固定性故障    constant fault

定量流动    constant flow

恒流量控制阀    constant flow control valve

恒流量注入泵    constant flow injection pump

恒定流量    constant flow rate

恒力    constant force

等几何精度线    constant geometric accuracy contours

等梯度速度剖面    constant gradient velocity profile

常水头    constant head

静水头调节装置    constant hydrostatic head device

等螺距螺杆    constant lead screw

恒液面装置    constant level device

经常养护    constant maintenance

常啮合    constant mesh

不变币值    constant monetary value

常数乘子    constant multiplier

比例常数    constant of proportionality

定率递减曲线    constant percentage decline curve

等相位面    constant phase front

等螺距    constant pitch

定压单流阀    constant pressure check valve

恒压面    constant pressure surface

定压阀    constant pressure valve

不变价格    constant price

定比    constant proportion

恒速过滤    constant rate filtration

定比码    constant ratio code

固定收益率    constant return

等速扫描    constant scanning

恒速电动机    constant speed motor

恒速轴    constant speed shaft

恒定系统误差    constant systematic error

等螺距锥体螺杆    constant taper screw

恒温    constant temperature

恒温调节器    constant temperature regulator

等张力绞车    constant tension winch

常数项    constant term

恒定输送量    constant throughput