low temperature hydraulic oil

例句：

1. 1. The engine needs low temperature hydraulic oil to operate smoothly.
   发动机需要低温液压油来顺畅运行。
2. 2. The engineerreplaced the old low temperature hydraulic oil with new one.
   工程师用新的低温液压油替换了旧的。
3. 3. Lowtemperature hydraulic oil is essentialfor maintaining the machinery's efficiency.
   低温液压油对于保持机械效率至关重要。