The phrase "at a prescribed level" is correct and usable in written English.
It can be used when referring to a specific, predetermined standard or degree of something, often in contexts like regulations, guidelines, or measurements.
Example: "The medication should be administered at a prescribed level to ensure its effectiveness."
Alternatives: "at a specified level" or "at a designated level".
A minimum variance controller is designed to maintain the cutting force at a prescribed level by adjusting the feed rate.
We hypothesize that SKRPs are maintained at a prescribed level in the plant cell to ensure AS operations are properly controlled.
Tailoring the fibre orientation and web thickness enables the onset of buckling to be triggered purely passively at a prescribed level of external loading.
An intravenous method of alcohol administration that maintains arterial alcohol concentrations (AACs) in rats at a prescribed level for a prolonged period was previously described.
Across much of New York City, construction scenes like these play out regularly at buildings with rent-regulated apartments — the city's largest stock of affordable housing, where rents are set at a prescribed level and are supposed to increase only a small amount each year.
The reference distribution associated with tmax allows one to maintain experimentwise error at a prescribed level.
Rules for Acceptance Control" the major concern was to ensure a prescribed level of structural reliability with minimum cement consumption.
With the Terrorism Risk Insurance Act, however, the federal government has essentially agreed to act as a backstop and pay for most losses after a prescribed level of claims has been exceeded.
This study will eventually target the anticipated positive child outcomes associated with receiving a prescribed level of care.
The test stops when the patient's score has been estimated to a prescribed level of precision.
Then assist was removed, and a 30-minute SBT was performed with continuous positive airway pressure (CPAP) of 5 cm H2O at the prescribed level of FiO2.
