在医用直线加速器中通常都采用磁控管作为微波功率源.Magnetron is often used as microwave power source in clinical linac magnetron.本论文重点研究的是嵌入式系统在电子直线加速器 磁控管 频率自动跟踪控制中的应用.The AFC system of LINAC , based on the Embeded - system, is studied in the pa...
Is there an alternative to traction for a broken leg?对于腿部骨折有什么方法替代牵引治疗吗？Application - layer multicast ( ALM ) has gained popularity as an alternative of traditional multicasting.作为传统组播技术的取代方案,应用层组播获得了广泛研究.The opportunity...
The judge said that whether Miss Bergman wishes to admit it or not, the responsibility rests with her. ...法官说不管伯格曼小姐愿不愿意承认，这件事的责任都在她。Engrid Bergman she will always be as time goes by.英格利·褒曼将永远活在人们心里,无论到何时.Engrid Bergman,...
The characteristics of antifungal constituents in thefamilies of Gramineae, Leguminosae, Rosaceae, Compositae and Cruciferae were emphasized.侧重介绍了禾本科 、 豆科 、 蔷薇科 、 菊科和十字花科植物中抗病原真菌的活性物质的特点.Alfalfa is a member of the legume...