以往经常用自备柴油发电机组、蓄电池、干电池和镍镉电池应急灯作为应急备用电源。
Traditionally, diesel oil-based generators, storage battery, dry battery and emergency lighting equipped Ni-Cd battery are always used as standby emergency power supply.
在供电条件比较差的地区，取得第二个电源供给一级负荷有困难时，也需要增设应急备用电源。
In areas of poor power condition, where it's difficult to get an alternative power to supply class 1 load, an emergency power is required.
美国的核监管机构必须确保所有核电厂在电网和备用发电机被破坏的情况下仍有足够的移动发电机或其他地备用电源以供应急。
American regulators must ensure that all nuclear plants have enough mobile generators or other backup power in place if their first two lines of defense are disabled.
柴油发电机组以其结构紧凑、占地面积小、热效率高、起动迅速、控制灵活等特点成为备用电源或应急电源的首选。
Diesel generating set had become the preferred backup or emergency power because of these characteristics: tight structure, small size, thermal efficiency, rapid start, flexible control.
也可作为应急用的备用电源。
It can also bu used as a reserved power source for emergent case.
有可靠的电力供应和应急照明。必要时，重要设备如培养箱、生物安全柜、冰箱等应设备用电源。
There should be a reliable electricity supply and emergency lighting. When necessary, a stand-by power supply should be available for the support of important equipment.
应用于军事、救灾抢险或电讯设施，作为机动备用电源；应用于工矿、农村和油田，作为临时应急电源。
They are widely used in rescue or telecommunication facilities as mobile back-up power supply, in industrial mining, rural areas and oil fields as temporary emergency power supply.
应用于军事、救灾抢险或电讯设施，作为机动备用电源；应用于工矿、农村和油田，作为临时应急电源。
They are widely used in rescue or telecommunication facilities as mobile back-up power supply, in industrial mining, rural areas and oil fields as temporary emergency power supply.
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