n.

a change for the better; progress in development

同義詞：improvementadvance

an improvement that adds to the value of a property or facility

the act of relieving ills and changing for the better

同義詞：ameliorationmelioration

Betterments to biodiversity optimal sampling
Betterments cover revisited.(FC & S On Lines)
The Traits and Betterments of Community Health Family Service
Improve and Better Improvements & Betterments Coverage
"A LITTLE LEARNING IS A DANGEROUS THING"OR TREATMENTS, BETTERMENTS AND CHICANERIES IN GEMMOLOGY
Effect of Different Soil Amendments and Fertility Betterments on Improvement of Saline Water Irrigating Soil
Study and application of T3 periodical test solution for SEC system betterments of CPR1000 nuclear power plants
Chapter 3?–?Omics Approaches in Marine Biotechnology : The Treasure of Ocean for Human Betterments
Economic Betterment (Value): Are all betterments commensurable? Can you compare your relief from less global warming with more anxie...
Book reviews: H. Kumagai and T. Ootani eds., Expansion of feed rice farming and betterments of pork: toward the formation of resourc...