该方案灵活可变，具有一定的扩展性和通用性，成功地应用于燃料电池汽车DC/DC变换器的温度测试系统中。
The resolution, which is flexible, expandable and general, is successfully introduced into the temperature testing system for DC/DC converter in fuel cell electric vehicle.
工程人员讲到，要耗费几天时间去更换和测试开关盒，以确保燃料管道加热器正常运转。 上周五，仅在发射前几小时，“奋进号”飞船的发射被取消了。
Engineers say it will take several days to replace and test that switch box to ensure fuel line heaters are functioning properly.
工程人员讲到，要耗费几天时间去更换和测试开关盒，以确保燃料管道加热器正常运转。 上周五，仅在发射前几小时，“奋进号”飞船的发射被取消了。
Engineers say it will take several days to replace and test that switch box to ensure fuel line heaters are functioning properly.
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