the economy performance

• 经济性

the economy performance的用法和样例：

例句

1. The economy of planning is plainly seen at the production level.
   规划的经济性清楚地体现在生产水平上。
2. We will also continue to add even more fuel economy technology to our trucks.
   我们还将继续增加更多的燃油经济性技术，我们的卡车。