The phrase "a vital system" is correct and usable in written English.
It can be used to describe a system that is essential or crucial for a particular function or operation.
Example: "The healthcare sector relies on a vital system to manage patient records and ensure efficient care."
Alternatives: "an essential system" or "a crucial system."
In her view, the Mid Staffs scandal is about the failure of a vital system.
The government of India was able to enroll 200 million people in a national biometric ID effort in less than two years, modernizing a vital system that provides the poorest of the poor with food assistance, education vouchers and job opportunities.
It is noteworthy that the trusted lifebeat is a vital system component which has to be operational even in situations where no video data is streamed and the WiFi radio is turned off to conserve power.
Such speed is insufficient to capture the dynamics in a vital system.
Be sure you have a boot disc before attempting to format a drive containing vital system software.
The cardiovascular system is a vital organ system mostly affected by the aging process.
TOKYO — Workers at the stricken Fukushima nuclear power plant who were installing wire nets Friday to keep rats away from a vital cooling system instead tripped that system, causing it to fail for the second time in weeks.
In SSA, only one country captures >50% deaths in a vital registration system (South Africa) and in many countries such systems hardly exist.
British scientists produced a working thymus, a vital immune system "nerve centre" located near the heart.
Electrocardiogram and body temperature, only during poly I C treatment condition, were taken with a vital monitoring system (BP-88 V, OMRON Co., Ltd., Kyoto, Japan).
In northern Ghana, a vital registration system has been in place for more than 20 years in the rural Upper East region.
