Profits used to come from selling engines and replacement parts. Now they come from providing long-term repair and maintenance-or "power by the hour".
公司原本通过销售引擎和零部件来获取利润，而现在则通过提供客户长期的检修和保养服务或者称之为“按飞行小时包修合同”。
It is the most effective solar energy conversion process on Earth and all power needs for a year could be met by the energy contained in the sunlight hitting the Earth in one hour.
这是地球上最有效的太阳能转化过程，如果将太阳光照射地球表面一个小时产生的所有能量聚积起来，就足以满足人类整整一年的能源需求。
The cost per kilowatt hour of solar power is figured by estimating the total power output of the solar panel over its 20 - to 25-year warranty.
太阳能输出电能的每度电成本是通过估算太阳能板在其20到25年的保修期间总输出电能来计算的。
Many analysts believe that power prices that vary hour by hour or even minute by minute, abetted by smart meters, are the shape of things to come.
许多分析家认为，有了智能电表的帮助，按小时甚至分钟制定电价即将成为现实。
2011 marks the fifth year of cutting power for the hour in the initiative organized by the World Wildlife Fund.
2011年是关掉电源一小时活动的第5年，它最初由世界野生动物基金发起。
Researchers say that an hour long power nap in the afternoon could repair the damage caused by a lack of sleep.
研究人员认为，午休一个小时可以修复睡眠不足造成的损伤。
Local power companies have helped by offering off-peak prices of 1.3 cents per kilowatt hour for charging the cars at night.
当地电力公司也积极响应，并提供低电价即1.3美分每瓦，供居民晚上充电。
By use of the advanced techniques of computer control and power line communication, the system realizes the remote control and automatic management watt hour meters.
该系统采用了先进的计算机技术和通信技术，通过在电力线上的信息传输，实现了对电能表的远距离控制和自动化管理。
Additionally, two local solar power companies surveyed by The Advertiser said comparable power purchase agreements today sell electricity for 20 cents to 22.5 cents a kilowatt hour.
此外，广告主调查了两家当地的太阳能公司后，称相对于今天的电力采购协议，卖掉的电力为每千瓦特小时20分到22.5分。
S a valve with two operation timed mode: by electronic control motherboard in the "on" and "1" to switch to achieve by the hour or by the day time, after switch power supply only effective.
一阀具有两种运行计时模式：由电子控制主板里的“ON”和“1”进行切换来达到按天或按小时计时，切换后切记重起电源才生效。
Wind power generation pursues Cost per kilowatt hour of the electricity generated by WTGS.
风力发电追求度电成本，叶片在风机的造价中占20%的成本份额。
3: Power Hour: Alec takes a definitive step toward shaping a positive future by joining Carlos and the VPD.
第3集：发电小时：亚历克对加入卡洛斯和VPD塑造积极的未来的一个决定性的一步。
3: Power Hour: Alec takes a definitive step toward shaping a positive future by joining Carlos and the VPD.
第3集：发电小时：亚历克对加入卡洛斯和VPD塑造积极的未来的一个决定性的一步。
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