spectrum distribution造句
例句與造句
- Retrospective clinical analysis on pathogen spectrum distribution and antimicrobid resistance in vap
社區(qū)獲得性尿路感染菌群分布及耐藥性分析 - A doctor can find different spectrum distribution at each time segment , and can also look over frequency field corresponding time domain information
醫(yī)生可以查找任一時段的不同譜峰分布，也可以查看任一頻段對應(yīng)的時域情況。 - For a start , the principle , configuration , spectrum distribution of dds are illuminated in this paper . the distributions of spurious frequency are specially analyzed in this section
本文首先講述了dds的原理、結(jié)構(gòu)和頻譜分布，其中重點(diǎn)講述了dds的頻譜分布的雜散分析。 - However , the efficiency of pwm at light load is low and the filter design of pfm is rather difficult due to the random characteristic of the frequency spectrum distribution
采用相應(yīng)調(diào)制方式的ic品種繁多,各有千秋。但pwm在輕載時效率較低,而pfm由于頻譜分布隨機(jī),不利于后續(xù)濾波器的設(shè)計(jì)。 - As a result of interference of light , the spectrum distribution of light will change in some condition when it pass through some medium , and the change is determined by the parameter of the medium
利用光譜儀測量干涉后的光譜分布，再結(jié)合優(yōu)化算法擬合測量光譜曲線，反演出光學(xué)介質(zhì)的某些未知物理參數(shù)。 - It's difficult to find spectrum distribution in a sentence. 用spectrum distribution造句挺難的
- This paper illuminates theory , structure , spectrum distribution , merits and defects , especially spurs of direct digital synthesis ( dds ) , and it then introduces phase locked loop ( pll ) theory
對dds的結(jié)構(gòu)、優(yōu)缺點(diǎn)、頻譜分布，特別是雜散性能進(jìn)行了詳細(xì)的闡述。接著，又介紹了鎖相環(huán)（ pll ）的原理。 - It reduces the “ music noise ” using the human auditory characteristics , and enhances the hearing quality using the speech spectrum distribution characteristics in the time - frequency dimension
主要以譜減法為基礎(chǔ),結(jié)合人耳的聽覺特性從而減少殘留“音樂噪聲”的影響;結(jié)合語音的語譜在時-頻域分布特性從而提高增強(qiáng)后語音的聽覺質(zhì)量。 - According to the characteristics of the human pronunciation and the speech spectrum distribution in the time - frequency dimension , the paper finds out that there is a shortcoming of the speech enhancement system which is based on the masking properties of human auditory
根據(jù)人的發(fā)音特點(diǎn),通過分析語音的語譜在時-頻域的分布,發(fā)現(xiàn)把聽覺掩蔽效應(yīng)應(yīng)用于語音增強(qiáng)時存在不足之處。 - The work was held out by the fund of nature science , 863 fund and innovation fund of chinese academy of sciences . in this work , we firstly got the relative spectrum distribution of lpp source with jet gas target in domestic lpp source study
該項(xiàng)工作是在國家基金、 863 、中科院創(chuàng)新基金支持下完成的，首次在國內(nèi)獲得噴氣靶激光等離子體光源的相對光譜分布，為進(jìn)一步進(jìn)行高精度測量工作奠定了基礎(chǔ)。 - On the basis of lorenz - mie theory , this paper is devoted to the research on characteristics of intensity and spectrum distributions of each order rainbow for a homogeneous particle , with the usage of geometric optics theory , airy theory and debye theory
本文基于小粒子散射的lorenz mie理論，結(jié)合彩虹的其它理論（幾何光學(xué)理論、 airy理論、 debye理論）研究了均勻球、柱粒子各階彩虹強(qiáng)度分布和頻譜特點(diǎn)。 - ( 2 ) in the experiment on testing halogen - lamp of coverd films , we test the spectrum distribution about the halogen - lamp of covered films which the film is blue film , it is blue interferential film , blue and blue interferential films , infrared film , infrared inter - ferential film , and the surface of halogen - lamp is no film
對加藍(lán)膜、藍(lán)干涉膜、藍(lán)膜加藍(lán)干涉膜、紅外膜及紅外干涉膜與不加膜的鹵鎢燈的光譜分布進(jìn)行了測試。 - It is very abroad on application of the simulating technology in solar radiation . it may applied to agriculture , aeronautics and industry . the technology only considers the quantity of the radiant heat , but it does n ' t take into account the spectrum distribution on many fields
太陽輻射模擬技術(shù)的應(yīng)用領(lǐng)域非常廣泛，它可以應(yīng)用于農(nóng)業(yè)、航天和工業(yè)中，但是在許多領(lǐng)域其模擬都是僅考慮輻射熱的大小，而沒有考慮其光譜的分布。 - ( 3 ) in the dy - lamp experiments , we study the spectrum distribution of relative - energy . firstly , it is tested by providing bandwidth and the numbers of the band according as a standard of the solar simulator . the result shows it cannot achieve a standard of the solar simulator that the spectrum distribution of the dy - lamp is simulated the solar spectrum ; however , if according as b standard , then it can attain the request of b standard of the solar simulator
研究了鏑燈光譜相對能量分布，首先根據(jù)a級模擬器提供的帶寬和帶數(shù)對鏑燈的光譜能量分布進(jìn)行了測試，測試結(jié)果表明，利用鏑燈來模擬太陽光譜達(dá)不到a級模擬器的要求；根據(jù)b級模擬器提供的帶寬和帶數(shù)對鏑燈再次進(jìn)行測試，并與b級的光譜失配誤差進(jìn)行比較，結(jié)果表明，利用鏑燈來模擬太陽光譜可達(dá)到b級模擬器標(biāo)準(zhǔn)。 - The acceleration time process of road surface plainness is got by using two integral calculus of the acceleration time process which is measured by five - wheel equipments . this data is worked as the input of the road surface for theoretical calculation . the result of experiments mostly fits that of calculation , and then the multiple - acceleration power spectrum distribution of the artillery and tractor are acquired
在瀝青路面、破損鋪磚路和砂石路面上以不同速度進(jìn)行了平穩(wěn)隨機(jī)激勵牽引試驗(yàn)，用五輪儀測量得到的加速度時間歷程進(jìn)行兩次積分的方法得到路面不平度的時間歷程做為路面輸入進(jìn)行對應(yīng)的理論計(jì)算，試驗(yàn)結(jié)果和計(jì)算結(jié)果基本相符，得到了火炮和牽引車多個加速度功率譜分布。 - This article studies on a novel method about detector calibration and monochromator calibration by using silicon pin photodiode . the detector and the monochromator of one spectrum measurement system had been calibrated using the method , and the spectrum distribution of one laser - produced plasmas ( lpp ) source with jet gas target was measured . the use of a specific combination of the silicon photodiode and multiplayer reflect films is the notable character in monochromator calibration
本文研究了一種利用光電二極管傳遞標(biāo)準(zhǔn)探測器標(biāo)定普通探測器和單色儀系統(tǒng)的方法，實(shí)際標(biāo)定了所用的探測器和單色儀系統(tǒng)，測得了噴氣靶激光等離子體光源的相對光譜分布，設(shè)計(jì)出絕對光譜分布的測量方法，并且利用labview的g語言及相應(yīng)的數(shù)據(jù)采集卡等硬件設(shè)備構(gòu)造出一套智能化、高效率的測量系統(tǒng)，完成了多層膜反射率測量工作。
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