Pressure Reduction Unit的用法和樣例：
例句
- Use regulators and pressure relief devices when connecting cylinders to circuits having lower pressure service ratings.
當把鋼瓶連接到較低額定工作壓力的回路上時(shí)，要使用調整器和減壓裝置。 - Nitrogen containers are equipped with pressure relief devices to protect from over pressurization.
氮容器裝備有減壓裝置，以便在過(guò)壓和可能的破裂時(shí)保護容器。
