back-up

Normal power supply with automatic charge for the back-up power .

供电正常用自动为后备电源充电。

A Coordination Working Scheme of Back-up Protection and Automatic Safety Device

一种后备保护与安全自动装置协调工作的方案

Computer users should make regular back-up copies of their work .

计算机使用者应该定期对自己的工作进行备份。

Alternative treatments can provide a useful back-up to conventional treatment .

替代疗法能为传统的治疗提供有效的辅助。

There is no emergency back-up immediately available

手头无法获得应急支持。

Construction and Study on Power Data Back-up System

电力数据备份系统的建设与研究

The Technical Back-up System of Budget Management in Commercial Banks

商业银行预算管理技术支持体系研究

To establish a safe back-up system of double service unit for hospital

建设安全可靠的医院双服务器备份系统

A method for reliability analysis on back-up redundancy On cold fusion

冷备用冗余的可靠性分析方法

You can use a conventional heating system as back-up .

你可以用旧式的供暖系统作为备用。

Improving surface quality of normalized steel plate by using plate back-up frame

采用垫板架提高正火钢板的表面质量

Study on DC line remote back-up protection in HVAC / DC system

高压交直流混合输电直流线路远后备保护研究

Optimum design discussion of back-up water pump in middle and small type air-conditioning water system

中小型空调水系统备用泵的优化设计探讨

Study on Port Back-up Land and Open Storage Requirements

港口后勤用地及露天存货需求研究

Back-up disinfection system is available for all primary systems .

所有最主要的系统有备用的消毒系统。

The Construction of Distant Learning Back-up Service System

网络环境下学习支持服务系统的构建

Make a back-up copy of this kernel source tree using the command

使用下面的命令制作内核源代码树的一个备份拷贝

The Research of Culture and Countermeasures for Back-up Personnel in CUBA

CUBA后备人才的培养现状及对策研究

Research and Practice on Differential Heat Treatment of the Large Forged Back-up Roll

大型锻钢支承辊差温热处理工艺研究和生产实践

Race walking back-up talent base covers a variety of system .

后备人才基地涵盖有多种功能的系统。

Technical study of back-up personnel of Chinese girl 's tennis doubles

中国网球女子双打后备人才技战术的调查研究

The Study on the Back-up Algorithm of the Airborne Data Transmission System to Fire Control Transducer

飞机编队数传系统对火控传感器的备份算法

Realization Way and Characteristic of the Cable TV Network Back-up Electric Power System Switching Automatically

有线电视网络备份供电系统自动切换的实现方式与特点

The Policy and Methods for Data Back-up

数据备份策略及方法

Reliability and Lock of Automatic Back-up Power Supply Device

有关备用电源自投装置的闭锁与可靠性问题的探讨

Imagine of Realization of Remote Back-up Protection in Main Network above 220 kV

关于220kV及以上主网远后备保护的思考

Who is that ? New back-up man ?

他是你新收的跟班？

Setting program of back-up protection for HV grid transmission lines

高压电网线路后备保护整定程序

Many financial services companies in London have invested in back-up facilities since 2001 .

自2001年以来，许多位于伦敦的金融服务公司对备用设施进行了投资。

Over current protection and negative sequence current protection are adopted to realize remote back-up protection .

为实现远后备保护功能，应配置过电流保护和负序电流保护。