今年冬天，可怜的小家伙的燃料不足以维持加热器正常运转了，于是它内部温度将骤降到华氏零下67度。
This winter, the game little unit just doesn’t have enough juice to keep its heaters on, so temperatures inside the rover will plunge to a frigid –67 degrees Fahrenheit.
美国宇航局在新的燃料箱上把容易泡沫胶脱落的地方进行了改装，同时安装上了加热器，以防止泡沫胶结冰。
On the new tank, NASA has reconfigured the struts and fittings where foam was prone to peeling off, and installed heaters to prevent ice from forming.
加热器可防止燃料的冻结，确保飞行器升空和返回的燃料供给。
The heaters prevent the freezing of fuel lines that provide hydraulic power to steer the shuttle during ascent and reentry.
采用M90甲醇燃料和PTC加热器来改善甲醇发动机冷起动性能；
The M90 fuel and PTC heater are used to improve the cold starting performance.
今年冬天，可怜的小家伙的燃料不足以维持加热器正常运转了，于是它内部温度将骤降到华氏零下67度。
This winter, the game little unit just doesn't have enough juice to keep its heaters on, so temperatures inside the rover will plunge to a frigid -67 degrees Fahrenheit.
加热器的工作是预防装置进料管中的联氨燃料冻结。
The heater's job is to prevent hydrazine fuel in a feed pipe to a unit from freezing.
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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