測距線 的英文怎麼說
中文拼音 [cèjùxiàn]
測距線
英文
piano wire-
Measurement of curve equidistance
曲線等距線的測設Range estimates from the foretop would not have been very useful at that time, especially given the decimated gun crews and difficulties relaying data. ( flags were probably used from the foretop to the gun )
這種測距方式並不精準,特別是在船身劇烈搖晃或者是火炮煙硝阻礙觀測視線的時候。 )The same “ pulsing ” frequency that is invisible to human eyes infiltrates longer distances due to the infrared illuminator ' s quick energy bursts
由於紅外線照明燈的快速能量脈沖同樣的"脈沖"的次數太多,無形中提供人眼更長的觀測距離。Methodology for absolute measurement is proposed by using an outside installation mechanism in laser tracking measurement system, which has an important reference value in practicality in high accuracy assembly and inspection of large - scale mechanical field. spherical tracking servo mechanism " s model described in this paper not only is a new thought but also have much reference value in the mechanical design and other industrial machines design
本文提出的外置式激光跟蹤測距系統應用於無導軌曲線測量的設計方法在大型機械現場組裝與安裝中具有較高的參考價值和實用價值,提出的球形跟蹤伺服機構的設計思想,不僅簡化了伺服機構,對跟蹤伺服機構的設計提供了新思路,而且對機器人設計及其他工業領域機構設計都具有一定的參考價值。The directrixes of the in former two transmissions are the loxodrome and the geodesic on the pitch cones, that of the latter is an equal - pitch line along the direction of straight generatrixes in the hyperboloid surface, also is the vertical trajectory of the straight generatrixes
前兩種傳動形式的準線分別為節錐面上的斜航線與測地線,後者的準線為單葉雙曲面上沿直母線方向的等螺距曲線,且為直母線族的正交軌線。Based on theory and experiences, this paper has discussed how to choose assistant electrode distance, large - current power, measuring points, measuring lines, etc. in detail
結合理論和實踐經驗,著重討論了四極法輔助極距離、大電流電源、地網測量點、測量線的選擇等問題。In this paper, the radiolocation technique and principium of ofdm in the cell - communication system were introduced firstly, and sensitivity of ofdm system to synchronization was analyzed. then, two methods of timing synchronization based on the cyclic prefix and pilot sequence were introduced, and a novel timing synchronization method based on pilot sequence was presented, which provided a correlation peak with pulse shape
由於ofdm系統中的定時同步要求和無線定位中的測時測距在本質上是一致的,所以本文緊接著分析了基於循環前綴和導頻序列的兩種定時同步方法,並提出了一種新的基於導頻序列的具有脈沖形狀相關峰的定時同步方法。Railway cross - section surveyed efficiently by photoelectric - telemeter
光電測距儀實現線路橫斷面快速測量Finally, we added a gps, a laser telemeter and an electronic compass on serial lines
最後,我們還在串形總線上加上了一個gps ,一個激光測距儀,一個電子羅盤。Fault location techniques are used to pinpoint location of the fault on a tra - nsmission line. transmission line faults must be located accurately to allow maintena - nce crew to arrive at the scene and repair the faulted section as soon as possible, which can relief the burdens of patrol personnel and reduce the revenue losses due to power outage. the accurate fault location alogrithms play an important role in power system safety, economy and reliability. in this paper, diversified fault location algorithms are summarized. according to the principles of algorithms, they can be classified into two categories : impedence based algorithm and traveling wave based algorithm. based on the analysis and comparission of each algorithm, the corresponding merits and app - lication limitations are presented
精確的故障定位為現場巡線工作人員及時提供準確、可靠的信息,減輕人工巡線的負擔,同時加快線路的恢復供電,減少因停電造成的綜合經濟損失,為提高電力系統運行的安全性、經濟性和可靠性發揮重要的作用。本文總結了現有的各種測距方法,根據測距的原理將其分為阻抗法和行波法兩大類,對各種演算法的優缺點及適用范圍進行了分析,在此基礎上提出了一種組合的測距方案,並對演算法進行了模擬分析。Infra - red electronic distance meter
紅外線電子測距儀Infrared electronic distance meter
紅外線電子測距儀In the end, the system experiments were conducted, and the results show that the system can be used for short - distance ranging
最後採用延遲線閉環系統聯調,實驗結果表明所設計的測距方案能夠用於近距距離測量,差頻信號頻率反映了距離信息。The original radar combined these two things, as its english name radar showed: radio detection and ranging.
最初的雷達正如它的英文名稱「雷達」(RADAR)所表示的那樣,包括兩個方面:無線電測物和測距。Compute geodesic distance between earth - this function computes the geodesic surface distance between two cordinates on the surface of the earth to an accuracy of about 50 meters
這個函數計算地面上兩個不同坐標之間的測地線距離,精度達到50米。The xm29 was intended to be a shoulder - fired, semi - automatic grenade launcher in 20 mm calibre and to incorporate a compact, lightweight 5. 56 mm rifle as a back - up weapon
這包括一個與視線關聯確保用戶將武器正確瞄準目標並跟彈道計算機配對的激光測距儀。The principle 、 configuration and characteristics of the measure and control system in the grinding circuit with hydrocyclone classifier are introduced. the function and application result of the measure and control system are discussed with practical application
本文介紹了井下進行采區控制導線的測量時,在前、后視點懸掛棱鏡進行光電測距的方法及應用情況。According to the target distance ( 5 ~ 50m ), a c - band transceiver for ranging was presented in this thesis. the focus of this work was on designing a c - band frequency - modulated continuous - wave ( fmcw ) frequency source, a receiver and microstrip antenna
本文針對所探測目標的距離( 5 ~ 50m ) ,研製了c波段測距收發前端,主要包括c波段調頻連續波( fmcw )頻率源,接收電路以及微帶天線。The thesis firstly analyzes the signal form of frequency modulated interrupted continuous waveform ( fmicw ) in theory, studies the principles of detecting range and velocity for fmcw, and further discusses the essential processing methods of the fmicw signal form, including the range transform processing method based on the strict corresponding relation between time and frequency domain, the velocity doppler transform, the digital beam forming
本文首先從理論上分析了在高頻地波超視距雷達所用的線性調頻斷續波信號的形式,研究了fmcw雷達測距測速原理,並深入地探討了fmicw信號的基本處理方法以及具體的演算法,主要包括距離變換中採用的時間波門相關處理方法,速度多普勒變換,數字波束形成。Radar radio detecting and ranging
雷達無線電定向和測距分享友人