Draw a rough design for a logo...画一个公司标志的草图。...the design of new absorbent materials.新型高吸水性材料的设计The optimum design of the controller of compound active noise cancellation earmuff is discussed.探讨了复合式有源消声耳罩的控制器的优化设计方法.The ...
Their sons, Ben and Jonathan, were three and six respectively.他们的儿子，本和乔纳森，分别是3岁和6岁。Jonathan Davies scored a penalty goal.乔纳森·戴维斯点球得分。Jonathan says it was his mistake.乔纳森说这是他的错。...
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 ...