southwest petroleum university

A research team from Southwest Petroleum University in Sichuan Province has developed a low-cost, high-efficiency photocatalyst that uses visible light to purify water.

日前，四川省西南石油大学的一个研究小组研发了一种低成本、高效率的光催化剂，这种催化剂可以利用可见光来净化水质。

Guided by relative theories and dependent on others' previous studies in the field, the author does a preliminary exploration and study, with 126 freshmen ( among them, 39 males and 87 females) in English major of Southwest Petroleum University as subjects.

本文作者在相关理论和他人研究的基础上，以126名西南石油大学英语专业2010级新生（其中男生39名，女生87名）为研究对象进行了初步探索与研究。

Electromechanic Engineering College, Southwest Petroleum University; 2.

西南石油大学机电工程学院；

Five experts from Business Management College of Southwest Petroleum University participated the experts survey of the factors which effect oil price most, and then a quantitative way was analyzed in the survey of this article, and the indexes of early-warning system were gotten.

在此基础上通过专家问卷调查法咨询了5位在国际石油进口领域的专家，结合调查的结果进行了定量分析，得到了我国石油进口价格预警指标体系。