Iron, nickel, copper, silver, gold, iridium , or ruthenium may be included as cocatalyst metals.铁 、 镍 、 铜, 银 、 金, 铱或钌,可用作复合催化剂金属.Using the same approach, iridium is alloyed with rhodium.使用同样方法, 铱被熔合与铑.Before the collisio...
to launch an iridium satellite发射铱星Using the same approach, iridium is alloyed with rhodium.使用同样方法, 铱被熔合与铑.Before the collision , Iridium had a group of sixty - six satellites in orbit.在这些卫星陨落之前, 铱星 公司有66颗卫星在轨道上运行.Iron, n...
这顿美餐是他母亲和他的姐妹们准备的。The feast was served by his mother and sisters.西德人喝葡萄酒，而他们东德的兄弟姐妹则喜欢喝杜松子酒。Whereas West Germans drink wine, their Eastern cousins prefer Schnapps.他的姐妹们都已成人，而他的父母亲也人到中年。His sisters are grown up and his pa...
Overall, barter is a very inefficient means of organizing transactions.总之，易货贸易是一种效率很低的交易形式。She was a queenly, organizing type.她属于那种像女王般把一切都组织得井然有序的类型。He toured South Africa organizing revival meetings.他游历南非，组织奋兴布道会。...