Yunnan locate in plateau, engine inflate efficiency drop, liquefied petroleum gas device and engine mismatch, lack the essential plateau and adjust the technological scheme.
云南地处高原，发动机充气效率下降，而且液化石油气装置与发动机不匹配，缺乏必要的高原调整技术方案。
Therefore, it is important to study by test on the mixing ratio and emission of diesel engine running with liquefied petroleum gas.
因此，通过试验研究柴油机燃用液化石油气的掺烧比和排放量，具有重要意义。
Therefore, it is important to study by test on the mixing ratio and emission of diesel engine running with liquefied petroleum gas.
因此，通过试验研究柴油机燃用液化石油气的掺烧比和排放量，具有重要意义。
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