The terminal waste-water should be pretreated using evaporation crystallization technology in a zero-liquid discharge coal-fired power plant with a dry ash removal system.

要在干除灰的燃煤电厂实现真正的废水零排放，需要通过蒸发结晶工艺对末端废水进行处理。

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The igniter has effects on DCS logic, pulverizing and dry ash removal systems of the unit.

等离子燃烧器点火对机组DCS逻辑、制粉系统、干除灰系统等有影响。

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The wet digestion method is better than the dry ash method for its lower RSD and higher recovery rate.

利用湿法消解样品，精密度好，回收率高，优于干灰化法。

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The United Kingdom Health Protection Agency warned that the ash could cause itchy eyes,a runny nose, sore throat or dry cough.

VOA: standard.2010.04.16

The center of these tires uses volcanic ash to grip ice and snow, while other sections are designed to handle wet and dry roads.

FORBES: Rolling, Rolling, Rolling