计算能力备用有助于提高可用性，允许只启用最少量的处理资源，可以在发生紧急事件时启用更多的处理资源。
Capacity backup adds to availability and allows for a minimum set of active processes that can be activated in the event of an emergency.
它是一条线，它们完全相同，这是我的紧急备用绳。
It's a string, and they're identical, and this is my emergency safety rope.
核电站失去了驱动冷却水泵的主要电力来源，海啸损毁了本应在紧急情况下驱动水泵的备用柴油发电机。
The nuclear plant lost its main source of electric power to drive the pumps, and the tsunami knocked out the backup diesel generators that were supposed to drive the pumps in an emergency.
购物者没钱不能在超市买够东西，只能前往最便利的地方购买紧急时备用应急的食物，如牛奶和鸡蛋。
Shoppers can't afford to load up at the supermarket and are going to the most convenient places to buy emergency food items like milk and eggs.
解决问题的一个办法可能需要扩大联邦储蓄保险公司的紧急备用金，从原先的300亿美元扩大到5000亿美元，但这项计划也需要通过国会审核。
One hope of topping up the pot may lie in an expansion of the FDIC’s emergency credit line, from $30 billion to as much as $500 billion, though that would require congressional approval.
整个工厂需安装有足够的紧急照明系统(带有备用电池)。
Adequate emergency lighting (with a battery back-up) should be installed throughout the factory.
备用功率：在紧急状态时，变动负载工作的情况下应急运行功率。
Stand-by power: in a state of emergency, changes in the work load of the emergency power to run. Alternatperformance.
在中央(首都)以及地方级别的储藏设备应该带有温度警铃和紧急备用发电机。
Storage facilities located at the central (capital city) and regional level should have temperature alarms and backup (emergency) generators.
黑启动是电力系统故障后迅速恢复的重要措施之一，可减少系统事故损失，满足系统紧急事故备用要求。
Black start - up is one of the important means for quick recovery of electric power system failure, and it can reduce the loss and meet the demand for emergency use.
在一些情况下还可充当紧急事故备用。
It can be the standby install capacity of the whole system for emergency case.
在要背负很多债务前，如果你不想搬回家的话，那么确保至少有1000美元的储蓄作为紧急备用，或是在银行预留了三个月的开销费用。
Before committing too much to debt payments, be sure to have at least $1,000 in savings for emergencies—or three months of expenses in the bank if you never want to move home again.
在要背负很多债务前，如果你不想搬回家的话，那么确保至少有1000美元的储蓄作为紧急备用，或是在银行预留了三个月的开销费用。
Before committing too much to debt payments, be sure to have at least $1,000 in savings for emergencies—or three months of expenses in the bank if you never want to move home again.
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