The product has the advantage of small volume, big drop out current volume, high insulation, strong arcing ability, simple maintenance, no explosion danger, no pollution, little noise.

具有断流容量大、绝缘水平高、灭弧能力强、寿命长、体积小等优点和维护简单，无爆炸危险，无污染、噪音低等优点。

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Colorado has closed its plan to new enrollees and is giving its 7, 800 current account holders until February to drop out and get back the amount they invested (with no appreciation in some cases) or remain on stingier terms: It will now cover tuition increases of up to only 5.5% a year.

FORBES: College Dropout

But in fact the current is fast out there, and even a bit of idling can drop a company back 20 notches or so.

FORBES: Magazine Article