economic benefit and social effect

The result of paving the experimental road section showed that the fiber asphalt mixture had good usage effect, longer road usage life, lower maintenance cost, and better economic and social benefit.

试验路铺筑结果表明：纤维沥青混合料具有良好的使用效果，可延长道路使用寿命，降低养护成本，有较好的经济和社会效益。

Mobile Personal Computer ( called Notebook PC) research and manufacture is a high technical industry; it brings most social effect and economic benefit because of the portable advantage.

笔记本电脑行业属于高科技产业，因其具有灵活性、简便性及高效性等优点，决定了它的社会效应和经济效益。

The control system has achieved predefined control effect after the debugging of software and the adjusting of hardware, and has acquired significant social benefit and economic interests.

该系统经实际的软、硬件调试后，达到了预定的控制效果，取得了良好的社会效益和经济效益。