• PAHs are a group of chemicals that are formed the incomplete burning of coal, oil and gas, garbage, or other organic substances.

    多环芳烃是一组化学物质,他们是由未经完全燃烧的煤。油和气。垃圾。或是其它有机物质形成的。

    youdao

  • Aiming at the facts of low temperature, rare oxygen and low-pressure, ameliorates phenomena of burner igniting difficulty , unsteady flame and incomplete burning by improving on burner's parts.

    针对高原地区低温、缺氧、气压低的客观现实,通过对轻油燃烧器结构的改进,解决了燃烧器点火困难、火焰不稳定及燃烧不完全问题;

    youdao

  • Aiming at the facts of low temperature, rare oxygen and low-pressure, ameliorates phenomena of burner igniting difficulty , unsteady flame and incomplete burning by improving on burner's parts.

    针对高原地区低温、缺氧、气压低的客观现实,通过对轻油燃烧器结构的改进,解决了燃烧器点火困难、火焰不稳定及燃烧不完全问题;

    youdao

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