相反，工程师们只是调整，更新，或者检修。
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”。
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".
举个例子，您可以请志愿者帮您检修一台经常死机的电脑或者不能正常打印的打印机。
For example, you might ask a volunteer to look ata PC that keeps crashing or a printer that sometimes garbles your print jobs.
如果发生错误，或者没有反应，请参阅“故障检修技巧”小节，查找可能的原因和相应的建议。
If there is an error, or if nothing happens, see the "Troubleshooting tips" section for possible causes and Suggestions.
您应每年检修一次电池，或者在注意到“充电”灯亮，启动汽车很困难时检查电池。
You should have your battery inspected every year, or when you notice the "charge" light on and the car hard to start.
工程师们决定把航天飞机送回机棚进行检修，或者还掉燃料箱。
Managers decided to return the ship to a processing hangar for detailed inspections and repairs to or replacement of the tank.
您应每年检修一次电池，或者在注意到“充电”灯亮，启动汽车很困难时检查电池。
You should have your battery inspected annually or when you noticed the "charge" light come on and you experience hard starting problems.
您应每年检修一次电池，或者在注意到“充电”灯亮，启动汽车很困难时检查电池。
You should service the battery annually or when you notice the "battery" light comes on, or when there is difficulty starting the engine.
您应每年检修一次电池，或者在注意到“充电”灯亮，启动汽车很困难时检查电池。
You should service the battery annually or when you notice the "battery" light comes on, or when there is difficulty starting the engine.
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