从应用效果看，桥面采用钢纤堆混凝土铺装层具有较好的社会效益和经济效益。
Its application to the deck pavement construction will meet its social and economic benefits.
从微观层面上看，非正规就业对正规就业具有替代效应：对用人单位而言，非正规就业能够带来更多的经济效益；
From microscopic visual angle, informal employment can take place of formal employment: as to the employer, informal employment brings more benefit;
这样做，不仅从社会效益角度上看是必要的，而且从经济效益角度上看也是值得的。
It is necessary to do so from the viewpoint of social benefits and it is worthy of our efforts from the viewpoint of economic benefits, too.
这样做，不仅从社会效益角度上看是必要的，而且从经济效益角度上看也是值得的。
It is necessary to do so from the viewpoint of social benefits and it is worthy of our efforts from the viewpoint of economic benefits, too.
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