invariablenes

It can retain invariablenes by using pressure closed loop.

提出用压力闭环来保持伺服阀压降恒定。

Equal lead thickness is assured by invariablenes temperature and pressure of extruding cylinder.

各部位温度和挤出压力趋于恒定，保证铅层厚度均匀。

MODBUS from which the computer communication net consists of the wireless receiver and modem is applied to supervising and managing the invariablenes electronics displacement instruments of gauge workshops, transfer stations and unite stations in the petroleum extraction factories.

运用无线收发模块和调制解调器组成的计算机通讯网，采用MODBUS通讯协议，实现对采油厂的计量间、中转站、联合站的恒电位仪进行监控和管理。

This kind of power supply has big power, invariablenes of voltage and current output and the automatically change between voltage and current output.

这种电源功率大、恒流工作、稳压调节、恒流与稳压之间自动切换。

Results Maternal BMI was increased with pregnant and there is invariablenes positive correlation between BMI and fetal weight.

结果孕期体重指数随孕周的增加而增加，且与新生儿出生体重保持着恒定的正相关关系。

The invariablenes condition of circle girth of the join-line end of the main pipe was set up and the join-lines on Y-tee to be ellipse was made certain.

建立了圆柱分支管Y型三通的主管相贯线处的周长不变的条件，确定了相贯线为椭圆。

Design of Hi-Fi Class A Invariablenes Electricity Power Amplifier System

一款Hi-Fi甲类恒流功放的设计