relative adj. 1.關于…的,與…有關系[聯(lián)系]的。 2.相對的;相關的;以(他物)為準的,相應的,成比例的 (to) 相比較的。 3.附條件的。 4.切合本問題的(例證)。 5.【音樂】關系的〔指有相同調(diào)號的〕;【語法】表示關系的。 n. 1.親戚,親屬。 2.關系物;有關事項。 3.相對物。 4.【語法】關系詞。 What are the relative merits of the two 兩者相較的優(yōu)劣如何? relative velocity 相對速度。 to assign tasks according to their relative importance and urgency 按輕重緩急安排工作。 a different yet relative reason 雖不同但有連帶關系的理由。 without some more relative proof 倘無更恰當?shù)淖C據(jù)。 be relative to 和…相應,和…成比例,和…有關系,隨…而轉移(Value is relative to demand. 價值隨需要而轉移)。
In the far field impsar application or if the relative bandwidth of the system is not very large , w - k is also equivalent to b - p 在小積累角或遠場條件下, -算法與b - p等效。
The tariff to pay each month by each isp for the total outgoing and incoming traffic is related to the relative bandwidth of the international circuits shared exclusively among the isps . the local traffic between operators in macao must be routed locally 每個互聯(lián)網(wǎng)服務供應商之月費將由供應商對分,所付之金額將根據(jù)個別供應商在共同專線上的使用頻寬而定。
Finally according to the above mentioned results , two universal ulpa were made and their performance were tested . these results indicated that on the whole , the values of parameters , such as sensitivity of each element , center frequency , relative bandwidth and cross coupling among near elements and so on , and their consistency all meet the ask of technique . therefore , both of transducers performance are favorable 最后根據(jù)上述研討結果,制作了兩個通用超產(chǎn)相控線陣換能器,并進行了性能測試,結果表明兩個換能器各陣元靈敏度、中心頻率、相對帶寬、相鄰陣元間串波等參數(shù)值及其一致性均基本滿足技術要求,換能器性能良好。
Meanwhile a valuable conclusion that general cylindrical box type windows with dielectric disks made of al2o3 ceramic can be used to transmit cw of higher power than 120kw and workable relative bandwidth may achieve about 14 % in l band , is made by calculated results of some typical examples 同時,通過計算一些典型的實際問題得出了一個具有重要價值的結論:在l波段,采用al _ 2o _ 3陶瓷窗片的普通圓柱盒型窗可用于傳輸120kw以上的高功率連續(xù)波,并且具有14左右的可工作相對帶寬。
The third , some groping researches are made on broadband coaxial line filter output circuit of klystron . a broadband output circuit - mode four coupling slots double - gap output cavity loaded with coaxial filter , which has a workable relative bandwidth bigger than 14 % and fits in with l - band multi - beam klystron , is designed . meanwhile some analysis of its stability and peak power capacity is made 第三,對速調(diào)管同軸線濾波器寬帶輸出回路進行研究和探索,設計出了一個適合用于l波段多注速調(diào)管、相對帶寬超過14的四耦合槽模強耦合雙間隙腔加載同軸線濾波器輸出回路,并對其穩(wěn)定性和峰值功率容限做了一些分析。
Based on the dds technology , the waveform generator first stored data in high speed ram , then used dac to synthesize waveform by the data . many waveforms could then be generated easily . besides , the wave generator could get high performance on frequence resolution and stability , phase continuum , relative bandwidth etc . the dds technology was widely used in frequence synthesis field 基于dds技術的波形發(fā)生器以高速存儲器作為波形數(shù)據(jù)查找表、通過高速d / a轉換器對存儲器的波形進行合成,可以靈活產(chǎn)生多種波形,同時具有頻率分辨率高、頻率穩(wěn)定性好、頻率轉換快、相位連續(xù)性好以及相對帶寬較寬等特點。
Firstly , in this paper , the basic principles of sar imaging are exploited following the analysis of sar imaging process ; it is shown that the imaging algorithm of traditional sar can be used effectively only on the condition of narrow relative bandwidth signals , narrow azimuthed processing angle and narrow swath width . large range migration has brought many new features and difficulties . after comparing many imaging algorithms , we find out the direction research of the uwb - sar imaging algorithm 本文首先從sar成像的原理出發(fā),分析了sar成像處理過程;指出傳統(tǒng)sar的高效成像算法只有在窄信號相對帶寬、窄方位向處理角、窄條帶寬度的條件下才能有效運用,大距離徙動給大處理角uwb - sar成像帶來了許多新的特點和難點,據(jù)此分析比較了各種成像算法,找出了適合uwb - sar高效算法研究的基礎。
Two kinds of filters are presented : by transferring the conventional waveguide cavity filter to the siw , a narrow bandstop filter is designed and simulated , get characteristic of narrow - band bandstop filtering . for example , relative bandwidth 1 . 2 % , most attenuation of 48db in band . electromagnetic bandgap ( ebg ) structures present “ forbidden band ” characteristics , siw features high - pass characteristics , so bandpass filters can be composed by combing ebg and siw 本論文提出了兩種基片集成波導濾波器結構:將傳統(tǒng)的腔體濾波器概念運用于基片集成波導結構,設計出了一種窄帶帶阻濾波器,對其進行仿真,得到了窄帶帶阻濾波特性,如相對帶寬為1 . 2 % ,最大衰減為48db 。
It has such feathers as multi - resolution , constant relative bandwidth , and the ability to indicate the local features of signal in time and space . after wavelet transform by using proper wavelet basis functions , the epileptic waves can be separated at different scale , then we can detect the epileptic waves by using the wavelet transform result at the proper threshold value 本文選取適當?shù)男〔ê瘮?shù),將信號進行連續(xù)小波變換,把腦電信號中的癲癇特征波在不同的尺度下分離出來,然后選取特定尺度下的變換結果,通過閾值判定方法對棘波進行檢測。