Molybdenum, W and W - Re alloys are not oxidation - resistantat high temperatures and their use as thermocouple wires is limitedto vacuum, neutral or protective environments.

 
  • 钳、钨和钨铼合金在高温不能抗氧化,它们组成的热电偶仅限于真空、中性或保护气氛中工作。
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