分发系统 ( RFDS ) RFDS是包括天线共享器 、 多路耦合器、洞合成仪和绝缘物.RF Distribution System ( RFDS ) The RFDS is consists of duplexers, receiver multicouplers, cavity combiners and isolators....
黄金的成色the fineness of the gold柯达叙述了一种直链的活性亚甲基两当量的黄成色剂.Kodak company describes open chain reactive methylene two - equivalent yellow - forming conplers.这对鸡血石的镯子成色很好.The quality of this pair of bloodstone bracelets is very ...
They're ready to cut the federal budget deficit for the next fiscal year.他们已准备好削减下一财年的联邦预算赤字。The minister opened upon the fiscal question.部长开始谈起财政问题.But we have to prepare also for the next phase: fiscal consolidati...
A novel furan resin was synthesized by polycondensation between furfuralcohol and furfural.用糠醇和糠醛缩聚制备了新型呋喃树脂.Resinification of furfural on the catalyst was the main cause of deactivation.糠醛树脂化结焦是导致催化剂失活的主要原因.Fig. 5 Varia...