The phrase 'fluctuating increase' is correct and usable in written English.
You can use it when discussing changes in values that are not consistent. For example, you could say, "The company's profits have seen a fluctuating increase over the past year."
Global sea levels have fallen gradually by about 300 metres (about 1,000 feet) over the past 100 million years, but superimposed upon that trend is a higher-order series of globally fluctuating increases and decreases (that is, transgressions and regressions) in sea level.
The REH scores of 57 rural counties were in a higher range of 0.686 0.882 and fluctuating increased from north to south, indicating that the rural ecosystem in Jiangsu province was at a relatively healthy level and counties in southern Jiangsu were healthier than those in central and northern regions.
The Kosi alluvial fan extends from Barahkṣetra across Nepalese territory, covering northeast Bihar and eastern Mithila to the Ganges, 180 km long and 150 km wide which shows a sign of lateral channel fluctuating increasing about 120 km during the past 250 years.
IFN-γ concentration in the TS teeth fluctuated, increasing to its peak at 72 h.
Four effects of the external donors were found: selective poisoning of symmetric site; transformation of a symmetric to an asymmetric (but fluctuating) site; increase of whole isotacticity due to that of polymers obtained by the fluctuating site; and increase of isotacticity of the polymers obtained by the fluctuating site when the concentration of external donor is high enough.
Rising shares of fluctuating renewables increase the need for flexibility in the power market.
For the first generation Puddu plate the magnitudes of compressive and shear stresses were fluctuating with increasing wedge size, but the tensile stresses were clearly increasing.
Results show that although the mean pressure coefficient decreases as the area density increases and when the measurement points are located at the downstream side, the fluctuating component increases significantly, giving larger maximum and minimum coefficients than those for an isolated building.
