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- They have high reflection losses and isolates degree, lower insertion loss. 具有高的反射损耗和隔离度,较低的插入损耗。
- Findings show that the reflection loss band width of 60%vol. magnetic fly-ash hollow cenosphere composite is 6.6GHz above 5dB. 实验结果表明;60%25(体积分数)的富铁空心微珠的吸波性能;在2~18GHz测试频率范围内>5dB的有效频带宽度达到6.;6GHz。
- When the conductance of sound radiation for IDT is equal to the output conductance for the matching network, the reflection loss and transmission loss can be reduced. 叉指换能器的声辐射电导等于匹配网络输出端电导时,可以减小反射损耗和传输损耗。
- The problems of high reflection loss and low absorption loss,poor dispersion and poor compatibility of the present fillers are discussed,and the solution is put forward. 针对目前该类型填料高反射低吸收、分散性和亲和性等方面的不足,提出了解决方案。
- The problems of high reflection loss and low absorption loss, poor dispersion and poor compatibility of the present fillers are discussed, and the solution is put forward. 针对目前该类型填料高反射低吸收、分散性和亲和性等方面的不足,提出了解决方案。
- Carbon-coated Co, Ni nanoparticles present more excellent electromagnetic wave absorptive properties. The reflection loss R (dB) of Ni(C) composite materials can reach to 10 dB from7-10 GHz with 2 mm thickness. Ni(C)复合纳米粒子吸波效果优异很多,吸收峰在8 GHz频段上出现,在7-10GHz吸收值高于10 dB。
- In each pass band,the transmission loss is less than 0.1 dB and the reflection loss is more than 15 dB,the isolation is more than 30 dB.As a result,the energy efficiency is as high as 95%. 该多工器每路的传输损耗在0.;1 dB以下;反射损耗在15 dB以上;各路之间的隔离度在30 dB以上;能量效率在95%25以上。
- According to the optimization results the four-layer absorbing material was prepared,and the band width with reflection loss below-10dB is obtained over 8GHz and the minimum value of reflection loss reaches-39.3dB. 根据优化结果制备了含有四个结构层的吸波复合材料;材料-10dB以下的频带宽度为8GHz;最大反射衰减-39.;3dB。
- The accident put an untimely end to the party. 意外事故使聚会匆匆结束了。
- The boys were itching for the lesson to end. 那些男孩子们渴望下课。
- The filters should be cemented together, thus minimizing the surface reflection losses. 为了尽量减少表面的反射损失,应该把这些滤色镜胶合在一起。
- reflection loss measuring instrument 反射损耗测量仪
- It's natural to slack2 off towards the end of a hard day's work. 一天紧张工作快结束的时候有些放松是自然的。
- The company declared a large dividend at the end of the year. 公司在年底宣布分发高额股息。
- The army was disbanded when the war came to an end. 战争结束时,军队即被解散。
- The two teams were all square at the end. 最后两队以积分相同而结束。
- Are there any exams at the end of this term? 这个学期期末有考试吗?
- The battle finally brought the war to an end. 这一仗使这场战争终告结束。
- The rent is due at the end of each quarter. 缴纳租金以每季度末为期限。
- Wasteful people usually end up in debt. 挥霍浪费者最后往往负债。