Comparision of the theoretical natural decline factor with the actual natural decline factor can evaluate the effectiveness of development and management of an oil reservoir.

理论自然递减率与实际自然递减率的对比可以评价油田的开发及管理水平。

youdao

The closure of the mine was the single most important factor in the town's decline.

矿山的关闭是这个镇衰落的唯一最重要的因素。

《牛津词典》

Mr. Mishkin’s forecast was a reasonable estimate of what would have followed if the housing decline had continued to be the only or the main factor involved in the economic downturn.

米什金先生的预测对于，如果住房减少持续成为唯一的或是主要的经济低迷的因素从而将导致何种后果来说，是一个合乎逻辑的预测。

youdao

Maybe four more decades of fiat money would see the value of the dollar decline by another factor of forty-eight.

FORBES: Economic Booms And Busts Of The Gold Standard Era

Whether hearing loss is truly a cause of cognitive decline or merely a risk factor associated with the ageing brain, the decline of cognitive abilities into dementia is set to explode financial models of health and social care in Western societies and requires urgent attention.

BBC: Viewpoint: Does deafness contribute to dementia?

Since this decline is never cited as factor causing our current economic problems, why would we think the comparatively mild decline in this ratio projected for future decades will be a large burden?

FORBES: Does An Aging Population Hurt The Economy?