该文从节能角度阐述了老机组风机改造中应用变频调速技术的经济效益。
The paper, from the point of view of energy saving, explains the economic gain available by applying the frequency transformation speed regulation technique in renovation jobs of fans of old sets.
目前我国大型机组基本采用静电式除尘器，而老机组多采用水膜式除尘器。
At present, our large generating units mainly adopt electrostatic precipitators, while the old units adopted water precipitators.
对于扩建机组的司机人员，应熟悉掌握新机组和老机组在调节系统上的差别。
The drivers of the expanding machine unit should know well and master the difference of the old and new machine unit in the regulating system.
为了达到提高发电效率的目的，许多大型电站进行了或正面临着更换老机组的技术改造。
In order to improve the efficiency, many large-scale hydropower stations have been put into practice or are (faced) with the problems of replacing the old water turbine.
对布袋除尘器的关键工艺环节和应用效果进行了分析，对老机组除尘改造起到推广示范作用。
The key technique of bag filter and its application effect are analyzed which provides a demonstration for dust removal retrofit of old units.
成果表明，对某些老机组通流部分进行优化改造，对机组增容、效率提高及减小对环境污染来说是有效的途径之一。
The results show that it is an effective route to increase set capacity and efficiency as well as to decrease environment pollution by optimal reformation.
航空公司宁愿增添新机组人员而不愿对老的机组人员进行再培训。
“发现号”是NASA最老的航天飞机，也是NASA由三架航天飞机组成的“星河舰队”中飞行次数最多的。
Discovery is NASA's oldest flying space shuttle and the most-flown of the agency's three-orbiter fleet.
活塞式压缩机资格最老，用的地方很多如冷库、中央空调机组、还有小型活塞式压缩机用在冰箱和空调中。
The piston compressor, the oldest in places such as the cold storage, many central air conditioning unit, and small piston compressor in the fridge and air conditioning.
社区为老服务资源的整合是指把各种有利于满足本社区老年人需求的服务资源有机组合起来的行为。
The integration of community service resources fort he aged means to combine all kinds of service resources that can meet demands of the aged.
社区为老服务资源的整合是指把各种有利于满足本社区老年人需求的服务资源有机组合起来的行为。
The integration of community service resources fort he aged means to combine all kinds of service resources that can meet demands of the aged.
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