Many PAHs are carcinogenic or are suspected to be carcinogenic.其主要来源于煤的不完全燃烧,也有相当部分来源于汽车尾气的排放.The both carcinogenic factors were investigated on its dose - response ralationships.研究上述两种致癌因子的剂量 - 效应相关模式.Some industrial ch...
生物圈2号最终被讥讽为科研上的大失败, 代价是昂贵的伪科学.Biosphere 2 was ultimately ridiculed as a research debade, as exfravagant pseudoscience.整个生物圈越来越透明。The entire biosphere was becoming more transparent.水是生物圈中最丰富的化合物.Water is the most abundant...
The type box can be collocated with manual four - positions renewal.下字盒可配手动四位根据用户要求更换.In projectized organization, team members are often collocated.在项目式组织中, 项目团队成员常常安排在同一地点.Card should be collocated the proper card clot...
黎明时分，我把他叫醒，告诉他我们要走了。At dawn I woke him up and said we were leaving.黎明时分天气阴沉，云幕低垂。The day dawned sunless and with a low cloud base.狂欢常常持续到黎明。The revels often last until dawn....
他领受了坚振礼，成为英国国教会的一员。He was confirmed as a member of the Church of England.5月，教皇约翰·保罗将为吉安娜·贝雷塔行宣福礼。In May, Pope John Paul is to beatify Gianna Beretta.制作人将出席电影放映礼介绍他们的作品。The film-makers will be present at the screenings to...