reflection loss造句
例句與造句
- 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。 - 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。 - In the situation that the reflection loss of the duct inwall was not in considering , even condensed the pump beam 100 times , it could realize the output efficiency of more than 70 % , this was that the other coupling way hardly to accomplish
在不考慮內(nèi)壁反射損耗的情況下,即使將泵浦光束縮束100倍,也能夠?qū)崿F(xiàn)70 %以上的輸出效率,這是現(xiàn)有其他耦合方式難以實現(xiàn)的。 - The lichtenecher formula is used to culculate the electromagnetic parameters of radar absorbing coatings which are respectively made up of some adhesive and various radar - absorbing ingredients , the reflection loss formula ( rlf ) applicable to the homogeneous radar absorbing coatings is deduced according to the electromagnetic theory . accdingly , a radar - absorbing model which is proved reasonable is set up applicable to radar absorbing coatings . on the base , the prediction to performance , the electromagnetic analysis and the optimized designs of rams of various thickness , various absorbers and volume percentages are performed by programmed using basic and c + +
本文利用lichtenecker性能加和公式對涂層的等效電磁參數(shù)進行了模擬計算和分析,并根據(jù)電磁理論詳細推導了涂層的反射損耗與其等效電磁參數(shù)之間的關系,建立了由膠粘劑和不同種類、不同體積分數(shù)的吸收劑組成的多層吸波涂層的吸波模型,并通過實驗驗證了該吸波模型的合理性。 - The numerical simulation equations of the border curves in term of and as well as the matching rules and the frequency dependence of microwave electromagnetic parameters of a broad - band homogeneous absorbing coating with a finite value of reflection loss are available . these results pointed out the direction to develop rams " . according to the radar - absorbing model , the optimized design of rams with thin - layer , light - weight , broadband and strong - absorbing is available by the simple genetic algorithms , which can effectively conduct the research work of rams to the detail . small but completely , the electromagnetic parameter ' s databases of rams that based on actual microwave absorbers have been set up , the object function has been constructed which conform to the involved goals , the adaptive coding measure is taken which extends the coding length dynamically adapting to the condition of the number of actual absorbers or the precision of thickness and absorber - volume - percentage , the decoding technique is initiated which satisfies light - weight and strong - absorbing as well as thin - layer and broadband by adopting of tracing variable restricting conditions dynamically to control total thickness . when decoding , the variable restricting conditions of thickness are dynamically traced , so gain the radar absorbing coatings of light - weight multiple - layer single - ingredient . similary , of thickness and absorber - volume - percentage , of light - weight multiple - layer multiple - ingredient . also , the rams ' demand to radar - absorb performance as frequency is met making use of the penalty function
作為遺傳算法的具體實施:根據(jù)本實驗室近來研制的吸波材料,建立了吸波材料的相關數(shù)據(jù)庫;構(gòu)造了能真實體現(xiàn)“薄、輕、寬、強”優(yōu)化目標的目標函數(shù);根據(jù)材料的實際數(shù)量以及涂層厚度精度要求、吸收劑體積分數(shù)精度要求,建立了能動態(tài)擴展相應碼長的自適應編碼方法;首創(chuàng)了通過動態(tài)跟蹤變量的約束條件來控制涂層總厚度的解碼技術,以此實現(xiàn)了在不弱化寬頻、高強的吸波性能目標的同時,兼顧到薄層、輕質(zhì)的使用性能要求;在解碼時通過動態(tài)跟蹤厚度變量的約束條件,實現(xiàn)了多層單組分吸波涂層對重量輕的要求;通過動態(tài)跟蹤厚度變量的約束條件和吸收劑體積分數(shù)的約束條件,實現(xiàn)了多層多組分吸波涂層對重量輕的要求;使用權(quán)重系數(shù)變化法,實現(xiàn)了吸波涂層的分頻段吸波性能要求。 - It's difficult to find reflection loss in a sentence. 用reflection loss造句挺難的