pressure dam气压塞pressuren.压强；压力；压迫v.施压pressure contact welding压力接触焊Pressure Actuated Device压力传动装置pressure applying moment加压时机pressured flotation cell压力浮选池pressure-control relay压力控制继电器Pressure characteristics压力特性pressure sensitive valve压力敏感阀Pressure desensitization压力减敏pressure imbalance alarm压力不平衡警报pressure type carburetor压力型化油器