The new technology for the preparation of cryolite from fluosilicic acid and ammonium hydrocarbonate is introduced.介绍了氟硅酸、碳酸氢铵制备冰晶石的新工艺.Bites suction cup the toxin and apply 3 % ammonia solution or 5 % sodium hydrocarbon...
He made good progress under her tutelage.他在她的教导下进步很大.Far from resenting such tutelage, I am only too glad to avail myself of it.我决不憎恨这种教育,相反, 我十分高兴对它加以利用.Today, under Flanagan's tutelage , she is very much a winner....
a disciple of the economist John Maynard Keynes经济学家约翰∙梅纳德∙凯恩斯的信徒Keynes deliberately misrepresented the views of his opponents.凯恩斯故意歪曲了反对者的观点。John Maynard Keynes used somewhat gnomic utterances in his General Theory.约翰·梅纳...
注意,这些本征值并不是等距离分布的.Notice that the energy eigenvalues are not equally spaced.为此目的,我们将首先考虑下列的本征值问题.To this end we shall first consider the following eigenvalue problem.总可以做到使得简并的本征函数是正交的.It can always be arranged that dege...