Through the benefit analysis this method reduce the labor intensity and labor cost.
通过效益分析,不仅降低了劳动强度,而且还降低了劳动成本。
Relationships between structure factors and protection benefit of agroforests were studied through investigation in the field and analysis by multivariate statistical analysis.
本文从实际观测调查出发,应用多元统计分析的方法,考察混农林的各结构因子指标与防风效益之间的关系。
Through the analysis of cost reflection of geotechnical construction and problems existing, cost benefit is appraised scientifically and ways of lowering the construction cost is proposed.
通过正确分析岩土施工成本的价格体现和存在问题,对实现成本效益做出科学评价,并提出降低岩土施工成本的途。
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