Floor ventilatingrate 17%-50%, satisfies each kind of rank purify cation environment request.
地板通风率17% - 50%，满足各种级别净化环境要求。
2
The characteristics of the firing bed, that is, ventilating evenness, temperature level, gas composition, burn - off rate, are studied, respectively, by means of combustion experiments.
通过燃烧试验，研究了炉前成型煤的层燃特性：通风均匀性、炉温水平、烟气成分、燃烬程度。
3
In large warehouse, a control test of lowering temperature with exhaust fan and other equipment in lowering temperature, ventilating efficiency, air flow rate and moisture content was carried out.