"This sounds like it adds in a new factor," she added, referring to the research about the impact of city lights on atmospheric cleansing.
“这听起来似乎增加了一个新的(治理人造环境污染)因素，”她补充道，并提到这项以城市灯光对于净化城市夜生活效果为主题的研究。
Unification led to an "economic cleansing" of the west, argues Ulrich Blum of the Institute for economic Research in Halle.
哈尔经济研究所的UlrichBlum认为，统一让西德的经济进行了自净。
Previous research in this area has shown that, in general, above-ground drainage systems benefit from a reduction in pipe diameter to improve drain self-cleansing.
该领域过去的研究表明，一般说来，地面以上的排水系统能通过减小管道直径而受益，从而改进排水的自清理。
Previous research in this area has shown that, in general, above-ground drainage systems benefit from a reduction in pipe diameter to improve drain self-cleansing.
该领域过去的研究表明，一般说来，地面以上的排水系统能通过减小管道直径而受益，从而改进排水的自清理。
应用推荐