The Oak Brook Police department was assisted by several surrounding-area departments, said Officer George Peterson, a department spokesman.
警方发言人乔治·皮特森警官称：橡树溪警方是在周围地区几个部门的协助下开展工作。
How to prove the quality of web-assisted instruction, especially instructional evaluation of teachers in this brand-new teaching area, is to be urgently settled at the present time.
如何检验网络辅助教学质量，尤其是对教师在这种新型教学方式下的教学评价问题是目前亟待解决的问题之一。
How to make full and effective use of mobile computing technology assisted teaching and learning become the center of research in this area.
如何充分、有效地使用移动计算技术辅助教学和学习，已成为这个领域研究的中心。
In this dissertation, a series of high specific surface area, large pore volume and low Ce content OSMs were precipitated with mixed ammonia-ammonium carbonate solution, and assisted by PEG and PVA.
本文采用氨水-碳酸铵混合溶液作沉淀剂，通过添加聚乙二醇（PEG）和聚乙烯醇（PVA）制备了高比表面积，大孔容的低铈型储氧材料。
Research and development of computer-assisted diagnosis system is a hot topic in the area of medical image processing.
研制和开发计算机辅助诊断系统是医学图像处理的一个热点。
Research and development of computer-assisted diagnosis system is a hot topic in the area of medical image processing.
研制和开发计算机辅助诊断系统是医学图像处理的一个热点。
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