The phrase "a crucial solution" is correct and usable in written English.
You can use it in a sentence when you want to refer to a solution that is especially important to solve a problem. Example: Developing renewable energy sources is a crucial solution to combat climate change.
How to enhance the inhibiting ability of inhibitors is a crucial solution to wellbore instability of shale formations.
Localizing coastal high use areas and mitigating bycatch in partnership with small-scale fishers may provide a crucial solution toward ensuring the persistence of vulnerable megafauna.
Another midwife said, "Modifying the paying system is a crucial solution for this problem; the whole team, not a single person, should be paid for the job".
A crucial solution to develop capacity in the long-term will be to create a new cohort of conservation planners from the region, through development of specific courses, qualifications, and competency standards that recognise marine conservation planning as a profession.
Therein lies the crucial solution to a problem that might not exist at all.
But of course, in a real-world scenario, all of these things would have been highly dangerous at speed, indicating just how crucial solutions to this problem are.
The investigation centers on the sizing of populations, because previous studies show that there is a crucial relation between solution quality and population size.
Under these circumstances, community health workers (CHWs) provide a crucial and strategic solution to the shortage of skilled health workforce filling this gap in many developing countries including Bangladesh.
Although SICs were first reported to be driven by Ca2+-dependent glutamate release from astrocytes, subsequent studies have pointed to a crucial role of solution osmolarity and cellular swelling to the generation of SICs (Kozlov et al., 2006; Fiacco et al., 2007).
The regularization parameter, which controls the trade-off between data fidelity and solution size of the regularization problem, exerts a crucial effect on the solution.
Helping people to work longer is a crucial part of the solution.
