常规电热水器的功率通常为5 000瓦，但是它能够在相应短的时间里加热50加仑的水。

The normal electric water heater is about 5, 000 watts but it can heat up 50 gallons in a relatively short time.

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对很多饭店来说，所谓的自制沙拉酱，不过就是从买来的一加仑沙拉酱里加上一点点蓝纹乳酪和调味香草而已。

Some places buy salad dressings in one-gallon jars, then add a fewingredients, like a blue cheese crumble or fresh herbs, and call it homemadeon the menu.

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步骤(c)，往300加仑的反应容器里加入300千克三氯氧化磷(6)，冷却，并覆以氮气。

In step (C), a 300-gallon reaCtion vessel was Charged with 300 kg of phosphorus oxyChloride (6), Cooled, and blanketed with nitrogen.

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