The phrase "largely constant" is grammatically correct and can be used in written English.
It is typically used to describe something that remains mostly unchanged or consistent. Example: The principles of mathematics have remained largely constant throughout history, although new theories and discoveries have been made.
Flows into university towns and then south are largely constant.
Given that species remain largely constant over generations, how and why do they sometimes vary?
Mr. Hoiby's style — sophisticated yet straightforward, emotional but never sentimental — deepened while remaining largely constant.
The IAZ width remained largely constant with a magnitude of a few micrometers with increasing applied strain.
Whilst the mechanics for investor engagement have remained largely constant over the last few years in the U.K., the grounds for activist shareholders to demand change remains dynamic.
The study found that the difference in exposures between whites and nonwhites is 38%, and this gap is largely constant at every income level.
Visual impact was significantly higher in the natural landscape and the increment was largely constant and independent from the effect of traffic condition in both sound conditions.
The cell retained 75% of its capacitance over 4500 cycles at 2 A g−1 with the capacitance remaining largely constant after the first 500 cycles.
What has remained largely constant, Professor Ranis said, are the forces that drive homebuyers into the suburbs around the region -- the quest for bigger yards, better schools and perhaps a slower, more measured pace of living.
Even since then, Knight argues, there have been myriad versions of the female hero – from regal Princess Leia to the giggly Powerpuff Girls – while the role of the macho male has remained largely constant.
The number of interventional angiographic procedures remained largely constant.
