西方国家多年的实践证明，休闲作为一个产业已经产生了巨大的经济效益。
The experience on leisure of the West Country has testified that leisure industry has made large economic profits.
变频技术的应用，极大地减小了装置的体积，提高了效率，产生了巨大的经济效益。
The technology can reduce the volume of power supply equipment, improve its working efficiency and generate the great economic benefit.
在实践应用中，这项技术产生了巨大的经济效益和社会效益，在类似巷道极具推广价值。
In the application, this technology has produced enormous economic and social effect, so it is of great value to be applied to the similar condition.
应用推荐