The phrase "a decrease in volumes of" is correct and usable in written English.
It can be used when discussing a reduction in the amount or quantity of something, often in contexts like business, science, or data analysis.
Example: "The report indicated a decrease in volumes of sales over the last quarter."
Alternatives: "a reduction in amounts of" or "a decline in quantities of".
However, reducing the cooling regime did not guarantee a decrease in volume of voids, for which lower cooling regimes occasionally resulted in a higher percentage of voids volume.
Revenue from first-class mail, which provides the bulk of Postal Service revenue, declined $198 million, or 2.7 percent, from the same period last year, with a decrease in volume of 713 million pieces, or 4.1 percent.
Revenue from first-class mail, which provides the bulk of the revenue for the Postal Service, declined $237 million, or 3.1 percent, from the same period the previous year, with a decrease in volume of 834 million pieces, or 4.5 percent.
Reduction in surface water inflow into the mire, diminished duration and degree of flooding, decrease in summer rainfall and increase in evapotranspiration have led to the substantial fall of the groundwater table in the valley and a decrease in volume of water stored in organic sediments.
"There has been a decrease in volume of fixed calls as customers have turned to alternative solutions, such as voice-over-IP (VoIP) and mobile calls, but also to alternative providers, like over-the-top (OTT) players," the Commission noted.
Smaller ion of Ti4+ (0.605 Å) substituting a larger host ion of Zr4+ (0.72 Å) [8] at the B-site of the BNZ perovskite material resulted in a decrease in volume of its original unit cell.
According to (2), the shift of T B on the χ/χ max (T) curves towards lower temperatures under effect of TMT can be caused by a decrease in volume of the precipitated ferromagnetic particle.
A decrease in volume of >50% occurred in 90% and 100% of patients with NHL and HD, respectively (Table 2).
One in 8 patients (13%) with non-response to treatment proved false-negative according to volume measurements due to a decrease in volume of 48%.
The area under the curve (AUC) was increased by a factor of 1.2-1.5 1.2-1.5ed aninals, at least partly due to a decrease in volume of distribution.
