"quick increase" is a correct and usable phrase in written English.
You can use it to describe a rapid increase in something, for example: "The company saw a quick increase in its profits in the fourth quarter."
Basically the helicopter required a quick increase in rotor speed to give it the initial upward motion to get up in the air.
The expansion speed experienced a quick increase to maximum and then a steady decrease to zero and finally the area change was converted into a slow contraction.
"Below a price of $13 per barrel, there is a quick increase in demand for oil as industrial users shift from other fuels," he noted.
Under high-intensity rainfall, the dilution effect was dominant, indicated by a quick decrease in EC, pH and calcite saturation (SIc) but a quick increase in pCO2.
Results of the stirred experiments showed a quick increase in the VOC concentrations with time up to their solubility limit in water.
The results of these simulations showed that the merging of two fire fronts can result in a quick increase in fire-line intensity or in flame height.
Those quick increases have helped earnings and margin growth.
Jumps exist only in forward period doubling transitions, which indicate the quick increases of the amplitudes of motion.
The bad short-term effects, Dr. Leshner said, are quick increases in blood pressure, heart rates and body temperature, leading to dehydration and hypothermia, particular problems for people who have danced in hot, crowded rooms all night.
While the number of tourists is supposed to be limited to 1,000 a day at first, the tourism industry is expected to press for quick increases in that cap.
In stark contrast to a quick increasing and extensive applications of time-fractional derivative to diverse scientific and engineering problems, little has been reported on space-fractional derivative modeling.
