frequency dependence造句
例句與造句
- Frequency dependence o f somatostatin and calcitonin gene related peptide release induced by electroacupuncture in rat spinal cord
電針頻率對(duì)大鼠脊髓灌流液中som和cgrp含量的影響 - Xrd , sem , temperature and frequency dependence of dielectric constant , and hysteresis loop were measured to investigate and study structure , microstructure , dielectric and ferroelectric properties of barium titanate dielectric ceramics
應(yīng)用x光衍射譜、掃描電子顯微鏡、介電率的溫度與頻率依存關(guān)系以及電滯回線(xiàn)測(cè)量,調(diào)查和研究所制備的鈦酸鋇陶瓷的結(jié)構(gòu)、微結(jié)構(gòu)、介電和鐵電性質(zhì)。 - It finds that the radicals generated in plasma control the deposition process and the main bonding configurations of films are dependent on the ratio of cf and cf2 radicals in films . the films composed of cf2 and cc bonds can be obtained at microwave power above 560 w . the frequency dependence of dielectric constant ~ ( f 1 x 10 ~ ? x 106 liz ) ii and dielectric loss tan5 ( f = lxi 02 ? 1 x 1 o5hz ) follow a power law respectively and all show decreasing trends as frequency raised
薄膜的介電頻率關(guān)系( f = 1 10 ~ 3 - 1 10 ~ 6hz )和損耗頻率關(guān)系( f = 1 10 ~ 2 - 1 10 ~ 5hz )均服從指數(shù)規(guī)律,隨頻率的增大而減小;對(duì)薄膜的電導(dǎo)頻率關(guān)系的分析表明,這種指數(shù)規(guī)律的介電色散關(guān)系與由缺陷中心之間簡(jiǎn)單隧穿引起的跳躍導(dǎo)電過(guò)程有關(guān)。 - 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(shí)施:根據(jù)本實(shí)驗(yàn)室近來(lái)研制的吸波材料,建立了吸波材料的相關(guān)數(shù)據(jù)庫(kù);構(gòu)造了能真實(shí)體現(xiàn)“薄、輕、寬、強(qiáng)”優(yōu)化目標(biāo)的目標(biāo)函數(shù);根據(jù)材料的實(shí)際數(shù)量以及涂層厚度精度要求、吸收劑體積分?jǐn)?shù)精度要求,建立了能動(dòng)態(tài)擴(kuò)展相應(yīng)碼長(zhǎng)的自適應(yīng)編碼方法;首創(chuàng)了通過(guò)動(dòng)態(tài)跟蹤變量的約束條件來(lái)控制涂層總厚度的解碼技術(shù),以此實(shí)現(xiàn)了在不弱化寬頻、高強(qiáng)的吸波性能目標(biāo)的同時(shí),兼顧到薄層、輕質(zhì)的使用性能要求;在解碼時(shí)通過(guò)動(dòng)態(tài)跟蹤厚度變量的約束條件,實(shí)現(xiàn)了多層單組分吸波涂層對(duì)重量輕的要求;通過(guò)動(dòng)態(tài)跟蹤厚度變量的約束條件和吸收劑體積分?jǐn)?shù)的約束條件,實(shí)現(xiàn)了多層多組分吸波涂層對(duì)重量輕的要求;使用權(quán)重系數(shù)變化法,實(shí)現(xiàn)了吸波涂層的分頻段吸波性能要求。 - It's difficult to find frequency dependence in a sentence. 用frequency dependence造句挺難的