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- They have high reflection losses and isolates degree, lower insertion loss. 具有高的反射損耗和隔離度,較低的插入損耗。
- Findings show that the reflection loss band width of 60%vol. magnetic fly-ash hollow cenosphere composite is 6.6GHz above 5dB. 實驗結果表明;60%25(體積分數)的富鐵空心微珠的吸波性能;在2~18GHz測試頻率範圍內>5dB的有效頻帶寬度達到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. 叉指換能器的聲輻射電導等於匹配網路輸出端電導時,可以減小反射損耗和傳輸損耗。
- 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. 針對目前該類型填料高反射低吸收、分散性和親和性等方面的不足,提出了解決方案。
- 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. 針對目前該類型填料高反射低吸收、分散性和親和性等方面的不足,提出了解決方案。
- 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)複合納米粒子吸波效果優異很多,吸收峰在8 GHz頻段上出現,在7-10GHz吸收值高於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%. 該多工器每路的傳輸損耗在0.;1 dB以下;反射損耗在15 dB以上;各路之間的隔離度在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. 根據優化結果製備了含有四個結構層的吸波複合材料;材料-10dB以下的頻帶寬度為8GHz;最大反射衰減-39.;3dB。
- The accident put an untimely end to the party. 意外事故使聚會匆匆結束了。
- The boys were itching for the lesson to end. 那些男孩子們渴望下課。
- The filters should be cemented together, thus minimizing the surface reflection losses. 為了盡量減少表面的反射損失,應該把這些濾色鏡膠合在一起。
- reflection loss measuring instrument 反射損耗測量儀
- It's natural to slack2 off towards the end of a hard day's work. 一天緊張工作快結束的時候有些放鬆是自然的。
- The company declared a large dividend at the end of the year. 公司在年底宣布分發高額股息。
- The army was disbanded when the war came to an end. 戰爭結束時,軍隊即被解散。
- The two teams were all square at the end. 最後兩隊以積分相同而結束。
- Are there any exams at the end of this term? 這個學期期末有考試嗎?
- The battle finally brought the war to an end. 這一仗使這場戰爭終告結束。
- The rent is due at the end of each quarter. 繳納租金以每季度末為期限。
- Wasteful people usually end up in debt. 揮霍浪費者最後往往負債。