"operation pressure" is a correct and usable phrase in written English.
You use it to mean the pressure to get something done within a certain timeframe or to a certain standard. For example, "The new staff were finding it difficult to keep up with the operation pressure."
It was showed from FFS that the pipeline could break under designed operating pressure, and the maximum operation pressure was predicted for the pipeline.
The performance of a PEM (proton exchange membrane) fuel cell depends on design and operating parameters such as relative humidity, operation pressure, and number of channels and direction of the flow of reactant gases.
Different from other studies, their experiments were carried out at several steady operating pressures, and the experiments found that the operation pressure has a significant influence on the heat transfer enhancement.
But a year or so later the police were ordered to apply Operation Pressure Point in Washington Square Park.
Ward said that the purpose of the program, whose formal name is Operation Pressure Point, was to "take the streets back for the people".
Operation Pressure Point, the Police Department's crash program against drugs, begun last January, to wipe out street drug dealing on the Lower East Side.
With the steam-driven pump in operation, pressure valves on the reactor vessel would open automatically as pressure rose too high, or could be opened by operators.
Operation Pressure Point was aimed at destroying the heroin trade that thrived in the East Village and the Lower East Side.
Two membranes, operated with varying operation pressures, were tested with regards to flux, recovery, retention, power and specific energy consumption.
Operation pressures were between 2.0 and 8.0 MPa and operating temperatures between 453 and 533 K.
The gas flow rate, liquid flow rate of the nozzle with one or seven orifices are also characterized under different operation pressures and GLR conditions, respectively.
