However, the utility source for a plant may contain additional harmonic voltage distortion arising from external sources.

然而，对工厂实用电源可能包括由外部电源引起的额外的谐波电压畸变量。

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One utility source said that despite the higher pays in the prompt des ARA market, he did not believe there was much demand in Europe.

一位消息人士称尽管较高的支付存在于DES ARA市场，但他不认为欧洲存在着很大的需求。

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One utility source described the Richards Bay FOB market as "pretty depressed, " pointing to physical prices discounted to paper stretching out to the first quarter of 2011.

一条公共消息描述理查德港离岸平仓价市场为“相当令人失望，”同时指出现货价格贴现于票据市场将持续到2011年的第一季度。

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Notifications are also reminiscent of Growl, an open-source alert utility that does much the same thing for many third-party Mac apps.

CNN: Review: Mac's Lion adventure continues

The programs range from complex instructions for displaying pop-up windows to a 36-line memory-management utility from the open-source game Rooms of Doom that software writers love because it's more compact than the 72-line alternative.

FORBES: Code Inspector

It ran at 90% of capacity in 2008, according to the Energy Information Administration, and Central Vermont Public Service says it's the most reliable source of power the utility has access to.

FORBES: Magazine Article