The relation between economy and safety is described.

并阐述了经济与安全的关系。

youdao

However, there are ways to serve fuel economy and safety at the same time.

然而，有办法，以燃油经济性和安全性在同一时间。

youdao

Ash fouling on heating surfaces of boiler concerns boiler operational economy and safety.

锅炉受热面积灰污染导致锅炉运行的经济性和安全性下降。

youdao

But there's another, even more important reason: The upstart thinks it can gain a strategic advantage by using in-house metallurgists to develop the lightweight, high-strength alloys it needs to satisfy higher fuel economy and safety standards.

FORBES: Magazine Article

Long-term, they know that government regulations, including tougher rules on fuel economy and safety, plus new technologies, will drive up development costs and make it harder to sustain the fat profit margins pickups are known for.

FORBES: Why GM Isn't Putting All Its Eggs In The Bed Of A Pickup Anymore

Not least because it underlines the purely political nature of a drilling ban that now threatens the Gulf Coast economy and drilling safety.

WSJ: Crude Politics