Glaciers are open systems, with snow as the system's input and meltwater as the system's main output.

冰川是开放系统，雪是系统的输入，融水是系统的主要输出。

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Factories have found that their damaging by-product, HFC-23, can be more valuable than their main output.

工厂发现他们的有害副产品HFC - 23还比主要产品更值钱。

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At some point—usually, when the LED code E1F1 appears—the screen displays its first main output, and five icons or words appear.

过一会儿（通常是在出现 LED 信号 E1F1 时），屏幕显示最初的主要输出，出现 5 个图标或一些单词。

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Software is one of those businesses which changes fairly quickly, since its main output is code.

FORBES: China's Outdated Practice Of Capitalism

But: If yours is a "personal service corporation"--meaning the corporation's main output is your own work effort, for instance as consultant or pet groomer--then all your profits are taxed at a flat 35% corporate rate and you'll usually do better with a passthrough.

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The government's main hope of boosting output lies in the Orinoco heavy-oil belt.

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