The removals of sulfur black dye wastewater were studied by electrolysis reactor.

采用电解法对含硫化黑染料废水的脱色和去除效果进行了研究。

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Treatment of acidic black dye wastewater by multi-phase catalytic oxidation over copper catalyst was studied.

以酸性黑染料废水为处理对象，对多相催化氧化处理工艺中的铜系催化剂进行研究。

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The application of the black dye provided the dyed cotton with not only saturated color, high color fastness, but also anti-wrinkle and easy-care properties.

在赋予染色棉纤维饱满色泽、优良色牢度的同时，还具防皱免烫的抗皱整理性能。

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Now kids are awash in orange and black clothes, face paint and hair dye.

FORBES: Three Cheers for a Cartel

So, cast as a black man in the war movie, Lazarus decides to dye his skin surgically.

CNN: 'Tropic Thunder' pushes envelope and then some

The bait contains dye, which will be measured in a black-light examination of rat whiskers to reveal how quickly subway critters consume the ContraPest and whether a change to a more flavorful recipe might be needed.

WSJ: MTA Sets New Tactic in Rat War