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Doppler

Doppler

美 [?dɑpl?]  英 [?d?pl?]

  • n.多普勒
  • 網(wǎng)絡(luò)都卜勒;超聲多普勒;多普勒效果器

英漢解釋

n.
1.
多普勒

例句

Determines how much doppler effect will be applied to this audio source (if is set to 0, then no effect is applied).

決定多少多效應(yīng)應(yīng)用這個(gè)音頻信號(hào)如果設(shè)置0,就是效果)。

All this comes out of Doppler shift measurements: the velocities, the radii, the periods and even the masses of these objects.

測量得到速度半徑:,周期以及這些物體質(zhì)量如果作為觀察

The preface of this paper is Doppler Biography, from his life experiences to the background of his creations.

本文緒論部分主要生平簡介生平經(jīng)歷獲取創(chuàng)作作品時(shí)代背景

Signals with sinusoid modulated phase is the general form of micro-Doppler signals in radar echoes from targets with micro-motions.

正弦調(diào)制相位信號(hào)動(dòng)目標(biāo)雷達(dá)回波信號(hào)一般形式

This exploits the Doppler effect familiar when a siren changes pitch as the fire engine on which it is mounted speeds past you.

這種方式利用效應(yīng)原理——當(dāng)消防車身旁過時(shí)上面警報(bào)器音高會(huì)發(fā)生改變這點(diǎn)大家熟悉

Experimental results show that this method has advantages in achieving the Doppler shift of the satellite tracking.

實(shí)驗(yàn)表明方法實(shí)現(xiàn)對(duì)衛(wèi)星跟蹤具有優(yōu)越性

In frequency modulation continuous wave (FMCW) radar, the target information is usually extracted by Range-Doppler processing.

調(diào)頻連續(xù)FMCW雷達(dá)往往通過對(duì)回波信號(hào)距離-處理提取目標(biāo)信息

The name "Dopplr" comes from Christian Doppler, a 19th Century scientist who came up with what's now known as the Doppler effect.

Dopplr名稱來自19世紀(jì)科學(xué)家克里斯蒂安·多普勒,提出著名效應(yīng)”。

Doppler diversity considers Doppler spread as a way of diversity, and improves the system performance by enhancing the signal energy.

擴(kuò)展作為一種方式通過增強(qiáng)信號(hào)能量改善系統(tǒng)性能

Tissue Doppler has been used for clinical applications since 1989.

組織用于臨床應(yīng)用1989年以來

The analysis and simulation shows that this radar system has higher range resolution and insensitivity to Doppler shift, etc.

分析仿真結(jié)果表明這種雷達(dá)系統(tǒng)具有距離分辨率對(duì)不敏感特點(diǎn)

Conclusion Color Doppler flow imaging examination is an effective preoperative diagnosis of ovarian cancer, one of the methods.

結(jié)論彩色檢查一種有效術(shù)前診斷卵巢方法之一

Besides, there was a obvious relationship between the items of flow field uniformity and the routine ones of Doppler echocardiography.

均勻性指標(biāo)常規(guī)超聲指標(biāo)明顯相關(guān)性

Afterwards a CT scan, colour doppler flow ultrasonography and a biopsy led to leiomyosarcoma of the lung being diagnosed.

此后CT掃描彩色超聲檢查活檢導(dǎo)致平滑肌肉瘤診斷

The results show the modified algorithm is much better than the classical range| Doppler algorithm at the case of large squint angle.

結(jié)果表明視角情況下改進(jìn)算法性能遠(yuǎn)大傳統(tǒng)距離-成像算法

The Doppler effect arises as the material swirls around the disk at thousands of kilometers per second.

漩渦圍繞黑洞數(shù)千公里速度旋轉(zhuǎn)物質(zhì)效應(yīng)更為明顯

Our objective was to use Doppler ultrasonography as a noninvasive procedure to provide renal hemodynamic information.

我們研究目的超聲作為非侵入檢查方法獲取腎臟血液動(dòng)力信息

Result: The color Doppler signals and flow width were all increased in normal lower limb arteries after the contrast agent was admitted.

結(jié)果注射造影下肢動(dòng)脈彩色信號(hào)迅速增多

Tissue Doppler also showed longer systolic and diastolic intraventricular delays in the heart failure patients.

組織在心病人顯示收縮期舒張室內(nèi)延遲

At least one receiving transducer is positioned to receive scattered energy to generate a range gated Doppler signal.

至少一個(gè)接收傳感器定位接收散射能量從而生成范圍信號(hào)

She may listen for your baby's heartbeat with a handheld ultrasound device called a Doppler, although it's still very early.

盡管時(shí)間有點(diǎn)可能會(huì)一種稱為手持超聲波設(shè)備探聽嬰兒心跳

Even though I was warned it may be too early to hear anything, I was disappointed when the Doppler came up silent.

即便補(bǔ)告知現(xiàn)在聽到什么為時(shí)當(dāng)沒有聲音顯示時(shí)失望

This is a new attempt to use laser Doppler velocimetry measurement technology in measuring the length of continuous tubes.

激光測速技術(shù)應(yīng)用油管長度測量一種嘗試

Color ultrasonic Doppler, CT and selective angiography are very important for the early diagnosis of the disease.

彩色超聲CT選擇性血管造影對(duì)早期診斷具有重要意義

Objective It is of good guidance that color doppler echocardiography diagnoses coronary artery fistula right ventricle.

目的彩色超聲心動(dòng)圖診斷冠狀動(dòng)脈時(shí)對(duì)臨床手術(shù)具有指導(dǎo)價(jià)值

Compared to the position offset, influence of the length of sample volume on the Doppler bandwidth is minor.

位置偏移受到影響相比樣本區(qū)域長度變化對(duì)橫向流速估測影響較小

Besides, the micro-Doppler signature of precession can be applied to the discrimination of the warhead and decoy.

同時(shí)進(jìn)動(dòng)特征用于識(shí)別真假目標(biāo)

The invention discloses a Doppler frequency searching method in a GNSS receiver and a correlator thereof.

發(fā)明揭示一種GNSS接收器搜尋頻率方法相應(yīng)相關(guān)

Finally, the color harmonic Doppler method is brought up to enhance the effect of the Average Filtering method.

論文采用彩色諧波方法對(duì)濾波進(jìn)行改進(jìn)

Conclusion Color Doppler can effectively help for the diagnosis of the ruptured aneurysm of aortic sinus, and for surgery type choice.

結(jié)論彩色準(zhǔn)確診斷主動(dòng)破裂對(duì)手術(shù)方案選擇重要作用

In general, Doppler parameters are the main reason that leads to degrading of the SAR (Synthetic Aperture Radar) imaging quality.

通常情況參數(shù)影響SAR成像質(zhì)量主要因素

But you will not be able to measure the Doppler shift of the black hole-- no pulsations.

黑洞多普勒頓因?yàn)?/c>沒有脈沖如果一個(gè)天文學(xué)家

For each of these templates the data are corrected for the full Doppler effect of the corresponding orbit.

然后數(shù)據(jù)按照每一個(gè)模板對(duì)應(yīng)軌道進(jìn)行效應(yīng)修正

Any Doppler drift in the signal would fall within this wide band anyway and will form part of the total signal.

信號(hào)任何無論如何不會(huì)這個(gè)頻帶而且肯定會(huì)整個(gè)信號(hào)一個(gè)組成部分

Objective To investigate the various color Doppler imaging of epidermoid cysts and its correlation with histopathologic changes.

目的探討表皮樣囊腫超聲成像特點(diǎn)病理組織學(xué)關(guān)系

The maximum Doppler frequency can be estimated more accurately over a wider range of Doppler spreads than prior art.

可以現(xiàn)有技術(shù)擴(kuò)展范圍精確地估算極限頻率

Objective: To determine the relationship between atherosclerosis (AS) and local hemodynamics by Doppler ultrasound technique.

目的應(yīng)用超聲探討動(dòng)脈粥樣硬化AS局部血流動(dòng)力學(xué)相關(guān)性

Results Color Doppler ultrasound clearly displayed the modality, size, and flow of the kidney and pancreas grafts.

結(jié)果彩色清晰顯示胰腺腎臟形態(tài)大小

A first set of Doppler image data optimized for the visualization of vascular blood flow is created along one Doppler image processing path.

利用第一設(shè)置對(duì)回波信號(hào)進(jìn)行處理創(chuàng)建沿著至少一個(gè)視線彩色圖像數(shù)據(jù)

Objective To comparative study of color doppler energy(CDE) with color doppler flow imaging (CDFI) in diagnosis of small hepatic hemangioma.

目的對(duì)比研究彩色能量彩色顯像診斷肝臟血管瘤作用