The surface potential build-up with constant current corona charging for polypropylene electrets was investigated.

The high-precision constant current source-frequency rectangular wave excitation is adopted to ensure the stable magnetic field.

采用高精度恒流源低频矩形波励磁,确保磁场的稳定.

Therefore not suitable for precision constant-current demand.

因此不适合精密的恒流需求.

NENDE electronic constant-current power supply High power LED!

能的电子---大功率LED恒流电源!

Independent electrode design to ensure better constant current control.

极设计以确保较佳的定电流控制.

This allows for constant pressure on the opposition whilst maintaining a tighter defensive base.

这使得在保持紧密防守的基础上,也能给对方施加持续的压力.

The structure and calibration theory of a constant pressure gas micro-flowmeter are introduced.

介绍了恒压式气体微流量计的组成和校准原理.

This paper elaborates the design and realization of constant pressure water supply system.

本文详细的研究了恒压供水系统控制环节的设计与实现.

System with constant pressure pump supplies, safe and reliable.

系统用补给水泵定压, 安全可靠.

The still was operated under constant pressure until equilibrium was reached.

仍然被在恒定压力下经营直到均衡被到达.

Release the clutch while maintaining constant pressure on the accelerator.

放掉离合器,踩油门保持匀速.

The carrier gas is supplied to the instrument at constant pressure from a cylinder.

载气一般由压缩钢瓶供给,并要使载气压力恒定.

Complex yarn can be spun on cotton spinning frame with Siro wool spinning technique.

在棉纺细纱机上利用毛纺赛络纺纱技术可以纺制复合纱.

Since this year, wool spinning industry is faced with unprecedented predicament.

今年以来, 毛纺行业面临前所未有困境.

Man-made fibers play an important role in wool spinning today.

化纤在毛纺行业的加工原料里占有越来越重要的地位.

Spinach with boiled water can make a black wool fabric by black, and restore luster.

用煮菠菜的水可以使黑色毛织物增黑, 并恢复光泽.

Used for measure wear-proof properties of wool woven fabric, wool plain fabric or nonwoven wool fabric.

用于测定毛平梭织物和毛平织物及非织造毛织物的耐磨损性能.

Stock wool fabric. Pls contact us.

供应各种库存毛绒面料. 请联系我们.

How to make a black wool fabric by the black?

怎样使黑色毛织物增黑?

Good unit also needs the correct operation and reasonable maintenance, to maximize the effects.

好的设备还需要正确的操作、合理的维护, 才能使其发挥最大的作用.

Confirm the correct operation of all safety devices before placing the equipment back into operation.

在重新启动设备前须先保证所有安全装置运转正常.