Loads distort every component of the structure of the Cassegrain antenna system.载荷使卡塞格伦天线结构的每个部分发生变形.This paper presents a high power feed system for 7.3 m Cassegrain antenna.介绍用于?7.3mCassegrain天线的高功率馈源喇叭的设计.Participate ...
The air of the room was fetid with stale tobacco smoke.房间里的空气有陈烟的臭味.The fetid odour sickened the hospital workers.恶臭的气味令医院工作人员作呕。It is rather fetid.相当臭....
生根的基质应当是湿润, 透气良好和消过毒的.The rooting medium should be moist, well aerated, and sterile.生根的针叶束往往不能产生芽而进一步长成一株树.The rooted fascicles usually fail to produce a bud which can grow into a new tree.与几种因素对白芦笋试管苗生根的影响>>相似的文献.Effect...