The phrase "a critical problem of" is correct and usable in written English.
It can be used when discussing an important issue or challenge related to a specific topic or subject matter.
Example: "Climate change presents a critical problem of global significance that requires immediate action."
Alternatives: "a significant issue regarding" or "a major challenge related to".
In this paper, we study a critical problem of payoff maximization in mobile crowdsensing system with incentive mechanism.
But Ms. Rehman, the official who first raised the 52 occasions at a conference on Friday in Aspen, Colo., added: "We have a critical problem of anti-Pakistan terrorist sanctuaries in Kunar and Nuristan.
Fast growth of wireless cellular networks in the past decades raises a critical problem of energy consumed by network equipment.
However, VoIP applications have a critical problem of packet loss due to delay and jitter during the transmission of the speech data so that the quality of service (QoS) cannot be acceptable in poor network conditions [3].
In our preliminary test, T24-T0 differentimeme comparisons showed a critical problem of inconsistency in the results recorded.
In Mozambique the introduction of " tecnico de cirurgia" was accepted as a temporary solution to a critical problem of scarcity of human resources for health, but no clear attention was paid to the institutional and organizational implications of introducing a cadre playing such an important role.
Sustaining open source is a critical problem for the future of software, because without a durable source of income, the developers behind these critical projects cannot invest their full energies to improve, maintain, and secure them.
The approach and landing (A&L) trajectory optimization is a critical problem for secure flight of reusable launch vehicle (RLV).
However, poor fire resistance is a critical problem for the use of sandwich structures in engineering applications.
Mutants that are resistant to phage infections are a critical problem for the application of phage therapy [ 25].
But the Trump win and his economic agenda has exposed a critical problem for the progressive side of politics in Australia and around the world.
