The main contents are: the analysis of negative effects in six aspects , such as industrial safety and so on with relevant theories.
主要内容是:运用相关理论,分析了影响国家工业安全等产生负面效应的六个方面。
Analysis of the flow of the rural population of the village of governance itself, the positive and negative effects.
分析农村人口的流动对本村的治理本身带来的积极和消极影响。
The effects of positive and negative voltage on phase constitution of ceramic coating on aluminum alloy prepared by micro-arc oxidation were studied by XRD analysis.
通过XRD分析,研究了正向、负向电压对铝合金微弧氧化陶瓷层相组成的影响。
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