它意味着低碳排放以及零污染。
对于所测天然气，此催化燃烧过程可达到近零污染排放。
For the natural gas concentrations found, only a catalytic combustion process can achieve 'near zero' pollutant emissions.
客观的说，在整个装修过程中，污染是不可避免的，这也就意味着零污染是不存在的。
Objectively speaking, in whole decorate a process, pollution is inevitable, it also means zero pollution is not exist.
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