liquid hydrogen temperature

例句：

1. 1.The liquid hydrogen temperature is critical for the operation of the spacecraft.
   液态氢温度对航天器的运行至关重要。
2. 2. The liquid hydrogen temperature is a key factor in determining the performance of the engine.
   液态氢温度是决定发动机性能的关键因素。
3. 3. The liquid hydrogen temperature must be carefully controlled to prevent any potential hazards.
   必须小心控制液态氢温度，以防止任何潜在的危险。