The absorption device of neutralization tail gas is improved by phosphoric acid absorbing gas ammonia in neutralization tail gas and circulation absorption fluid returning to acid mixing unit.
对传统中和尾气吸收装置进行改造，利用磷酸吸收中和尾气中的气氨，循环吸收液重新返回混酸系统使用。
But experts say it takes decades for trees to start fully absorbing the gas, making them a questionable offset for airplanes, which emit carbon dioxide.
但专家说，树木开始充分吸收气体需要数十年，这对于排放二氧化碳的航空公司来说是一个有疑点的补偿。
No one doubts that carbon dioxide is a greenhouse gas, good at absorbing infra-red radiation.
没有人质疑二氧化碳是为温室气体，和其绝佳吸收红外线辐射的能力。
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