This spacer plate will reduce the carbon build-up.

这隔板将减少碳积聚。

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Carbon dust and oil build up in large motors and cause them to short-circuit.

碳尘和燃油在大发动机里越积越多，造成了发动机短路。

《柯林斯英汉双解大词典》

Analysis of carbon isotopes, among other things, shows that the carbon dioxide from industry accounts for most of the build-up in the atmosphere.

碳的同位素分析与其他的研究结果告诉我们，大气中的二氧化碳大部分来源于工业生产的排放。

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But the build-up of carbon in the atmosphere is something else.

FORBES: Magazine Article

Spills would also be a health risk, since carbon dioxide is heavier than air, and so can build up in low-lying or poorly ventilated spots.

ECONOMIST: Carbon capture and storage