In view of the characteristic of coal layered combustion in boiler, applied layered combustion new technology, increased the combustion efficiency.
针对锅炉煤层燃烧特点，采用了分层燃烧新技术，提高了燃烧效率。
The secondary combustion efficiency with this type of nozzles was increased by about 30% than that with single sonic (or supersonic) rocket nozzles.
实验结果表明，冲压室燃烧效率比采用音速(或超音速)单喷管时提高30%左右。
After retrofit, the stability of combustion is increased, combustible matter in fly ash is reduced and boiler efficiency is improved.
锅炉燃烧器改造后，具有燃烧稳定性增强、减少飞灰可燃物和提高锅炉效率等优点。
It is shown that both the ignition and the combustion efficiency can be significantly improved and the ratio of primary air can be greatly increased.
试验结果表明，钝体可显著改善劣质煤着火情况和大幅度提高燃烧效率，并可允许大幅度提高一次风率。
It is shown that both the ignition and the combustion efficiency can be significantly improved and the ratio of primary air can be greatly increased.
试验结果表明，钝体可显著改善劣质煤着火情况和大幅度提高燃烧效率，并可允许大幅度提高一次风率。
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