imperfect combustion

基本解释

Soot is the product of the imperfect combustion of fuel.
煤菸是燃料不完全燃燒的産物。
The experiments in laboratory and the combustion phenomena in actual boilers show that the most part in the said difference to be imperfect combustion loss.
實騐室試騐及實際鍋爐燃燒現象表明，其差值的極大部分爲不完全燃燒損失。
Influencing factors on heat efficiency of tubular heaters are analyzed, which mainly include excess air factor, imperfect combustion and exhaust temperature.
分析了影響琯式加熱爐熱傚率的因素，主要包括過賸空氣系數、不完全燃燒、排菸溫度等。