Magnetron is often used as microwave power source in clinical linac magnetron.在医用直线加速器中通常都采用磁控管作为微波功率源.The AFC system of LINAC , based on the Embeded - system, is studied in the paper.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...
Company town pheasant service is adopted dog service, gallinaceous seedling sends come.镇山鸡服务公司采取跟踪服务, 鸡苗送上门.包疫病防治,包饲料供给,包产品销售.Factitious what can remove gallinaceous skin ( gallinaceous a knot in one's heart )?人为什么会...