The main reasons to the rotary air pre-heater secondary combustion are related to unstable oil gun combustion, internal oil leakage and insufficient soot-blower steam pressure, etc.

锅炉回转式空气预热器发生二次燃烧的主要原因与油枪燃烧不稳定、内部有漏油和吹灰蒸汽压力不够等相关。

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Alternatively, the time-saving method is to cure the dye in an oven pre-heated to 285 degrees for 10 minutes with a pan of water in the bottom of the oven to provide steam.

可选地，省时省力的方法是治愈染料在烘箱中预热至285度进行10分钟的水在烤箱以提供蒸汽的底的锅。

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Application of PLC C200H on new steam soot-blower in heat pipe pre-heater is introduced.

介绍了可编程控制器c 200h在热管空气预热器新型蒸汽巡扫吹灰系统中的应用情况。

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Other activities include having a temascal, a pre-Hispanic wood-fired steam bath, which can be a good option at the end of a long hike.

BBC: In Oaxaca, a community unchanged

Even the billowing steam, it turned out, was fake: no one had dared stoke up the pre-war boiler.

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