Kalwall has good thermal insulation properties and allows a high level of daylight penetration, so its northerly aspect meant that there was little or no risk of solar heat gain throughout the year.
Kalwall具有良好的隔热性能，并允许高层次的日光渗透，所以它朝北意味着全年都极少或者没有获得太阳能热的风险。
The capacity matching and system's stability are two important aspect for the matching of thermal expansion valve with plate evaporator.
热力膨胀阀与板式蒸发器的匹配问题包括容量匹配和系统稳定性要求两方面的要求。
The pulverizing system as an important part of boiler, the operation aspect will directly influence the secure and economical operation of thermal generator.
制粉系统作为火力发电厂锅炉的重要组成部分，其运行情况的好坏直接影响到机组的安全经济运行。
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