"keep on decreasing" is correct and usable in written English.
You can use it to describe an action that is continuing to happen, usually of a decreasing nature. For example: "The number of people attending the event kept on decreasing until there were no longer any attendees."
And if I keep on decreasing pressure, well, I'm not going to jump into this area of the diagram.
Latitudinally, the TEC recorded keep on decreasing as you ascend the latitudes of both hemispheres showing a maximum around the geomagnetic equator with a trough between geomagnetic and geographic equators.
As the least squares objective will keep on decreasing with increasing number of parameters, the optimal g will contain infinity values at all elements, rendering a perfect fit.
As the least squares objective will keep on decreasing with increasing number of parameters, the optimal number of knots will be infinity, rendering a perfect fit of the measurement noise instead of the trend.
As a result of reheating the resin, an increase in high molecular weight compounds was observed, as well as one phenolic ring species which kept on decreasing.
Conversely, ( varepsilon_{g} ) keeps on decreasing below 0.003 REV criterion as the subcropped volume increases.
With the increase of time, the droplet density keeps on decreasing, while the droplet mean diameter keeps on increasing.
It is apparent from this plot as input pump power increases, the noise figure keeps on decreasing corresponding to these parameters.
When the extraction temperature was higher than 45 °C, the extraction yield kept on decreasing due to the fact that the high extraction temperature always resulted in an increase of enzyme activity [19, 20].
As per Fig. 7, the PT signal power keeps on decreasing with demineralization time up to 20 hours.
But what Fig. 7 reveals is that the TWOI keeps on decreasing with demineralization up to 20 hours.
