要确保每天的钙摄入量。Be sure you get your daily quota of calcium.凯瑟琳确保这条消息直接传达给了沃尔特。Catherine saw to it that the information went directly to Walter.他的新角色会确保他跻身我们的一流演员之列。His new role could confirm him as one of our leading actors....
从狭义来说, 换热器是一种容器.A heat exchanger, in a narrow sense, is a vessel.一效列管换热器中出来的冷凝液被用来预热进料.Condensate from the first - effect calandria is used for preheating the feed.波面板换热器是一种新型的换热设备,具有广泛的应用前景.The wavy plate heat exchanger...
The Cambrian - Ordovician strata in Luxi Block are very continuous and well exposed.鲁西地块的寒武 - 奥陶纪地层出露连续,露头较好.Seven cattle breeds , including Simmental, Charolais, Limousin , Angus, Jinnan, Qinchuan, Luxi, were used as ex...
沸腾钢在铸锭前不脱氧或轻度脱氧.In the case of rimming steel, no or some deoxidation is carried out before casting.由于废弃的部分小,沸腾钢的成材率较高.With small portion to be scrapped rimming steel has a high yield of good steel....