Philadelphia may be known as home of the establishment and ethnics.费城也许是名门和族裔之乡.He who plots evil will be known as a schemer.8设计作恶的,必称为奸人.He prefers to be known as Cesc rather than Francesc.他更喜欢被称作塞斯克(Cesc) 而不是弗朗西斯克(Fran...
然后通过大量实验筛选出两种有效添加剂环丁砜和六次甲基四胺.Following that, two effective additives - syclotersuphone and methenamine are found by series experiments.盐酸雷尼替丁与7, 7, 8, 8-四氰基对二次甲基苯醌荷移反应的研究.Study on the Charge - Transfer Reaction of Raniti...
Each year two teachers are seconded to industry for six months.每年有两名教师派到产业部门工作六个月。After fifteen years of teaching, he was seconded to the Ministry of Education to advise them on school planning.任教15年后, 他被调到教育部协助制定教育规划.Se...