short precision 中文意思是什麼
short precision
解釋
低精度-
Dynamic model of satellite is built up with astronomic method, and a short - arch forecast arithmetic of satellite orbit in short arch with single site is given, which is of high precision when only angle data is available
本文使用了天文方法建立了人造衛星運動的數學模型，給出了一種只使用單站短弧段測角數據對人造衛星軌道進行高精度預測的演算法。 -
Short pitch transmission precision bush chains and chain wheels
短節距傳動用精密套筒鏈和鏈輪 -
The laser weapons have many unique characters, such as short response time, high hit target precision etc. and become the ideal weapons to countermine the ir imaging guided weapons
激光武器以其反應時間短、靈活性強、命中精度高、對付多目標等獨特的性能，可能成為對抗紅外成像制導武器的理想武器。 -
Thirdly, according as the difference of precision, we may short the steps of edge extraction and improve the efficiency of algorithm with dilation algorithm. at last, with felicitical using algorithm of scanning beam, we attain the rigor edge image with texture
2 ）在邊界連接中，根據對實際情況的研究，提出了一種具有通用意義邊界連接演算法3 ）根據精度要求的不同，可以利用膨脹演算法簡化輪廓提取的步驟，以提高演算法的時間效率。 -
Its main contributions include the following several aspects : firstly, the dissertation constructs the mathematic model of short baseline orientation determination using two geostationary satellites and analyses the applicable conditions of carrier phase interferometry. orientation determination precision is analysed in depth through both the conventional linearized method and monte - carlo computer simulation method, and the mathematical simulation results show that the linearized method has the shortcoming of fairly low elevation error analysis precision in high latitude area so as not to be very appropriate there. by analyzing the definite factors influencing orientation precision, the dissertation develops the concept of orientation dilution of precision, which uncovers the internal cause of exotic error behavior of bi - satellite orientation, and has important guiding significance for practical engineering applications
本文系統地研究了基於「北斗一號」衛星載波相位干涉測量原理實現地球靜止雙星定向的相關技術，主要研究成果包括以下幾方面:首先，建立了利用兩顆地球靜止軌道衛星進行短基線定向的數學模型，分析了載波相位干涉測量的適用條件;採用傳統的線性化解析法及蒙特卡洛隨機模擬法兩種途徑對雙星定向的精度進行了詳細分析，數學模擬結果表明在高緯度地區線性化解析法由於俯仰角誤差分析精度略有下降而不太適合;在分析定向精度確定性影響因素的基礎上，提出了雙星定向精度衰減因子odop的概念，揭示了雙星定向誤差特殊表現的內部機理，對實際工程應用具有重要的指導意義。 -
The short - baseline interferometer ’ s angle measurement accuracy is influenced by phase difference measuring accuracy, the base length measuring accuracy, the system operating wavelength ( frequency ) and so on, the article analyzes the existing theory, and emphatically analyzes the influence of base length measuring accuracy to the precision of angle measurement
短基線干涉儀測角精度受相位差測量精度、基線長度測量精度、系統工作波長（頻率）測量精度等因素的影響，文中，在對原有理論進行分析的基礎上著重分析了基線長度測量精度對系統角度測量精度的影響。 -
Short pitch transmission precision bush chains
傳動用短節距精密套筒鏈 -
Short - pitch transmission precision roller chains and bush chains
短齒距傳動精密傳動滾子鏈及套筒鏈 -
Short - pitch transmission precision roller and bush chains, attachments and associated chain sprockets
短節距精密傳動輥子鏈和套筒鏈附件和輔助鏈輪 -
Due to too much short sustained time duration of oscillation for the blades and too wide distribution of oscillation frequency over the audio frequency range, a procedure of variable gate frequency measurement has been applied to the design of frequency measuring instrument with a micro - - controller unit ( mcu ) as its core. this procedure features a high precision and rapid speed
由於葉片振動持續時間很短，且振動頻率在音頻范圍之內分佈較廣，故在設計以單片機為核心的測頻儀時採用了變閘門測頻法，該方法具有精度高、速度快的優點。 -
In order to achieve high precision results and advance efficiency within a short observation time, the integer ambiguity has to be solved fast and correctly
準確和快速地解算整周模糊度，對于保障相對定位的精度，縮短觀測時間以提高作業效率，是極其重要的。 -
Laboratory glassware. short solid - stem thermometers for precision use
實驗室用玻璃器皿.短桿式精密溫度計 -
In order to enhance the meter - wave radar ’ s precision of azimuth measurement, the short - baseline interferometer is chosen to measure the azimuth of the target
為了提高米波雷達的方位角測量精度，文中選擇了短基線干涉儀角度測量體制。 -
Short pitch transmission precision roller chains and chain wheels
短節距傳動用精密滾子鏈和鏈輪 -
Short pitch transmission precision roller chains. heavy duty series
傳動用短節距精密滾子鏈.加重系列 -
In addition, we have an availability of cad designing, cnc machines center manufacture and tri - coordinates measuring in the process of mold manufacturing. our molds have feature with high precision, extended service life, short lead time, competitive cost, prompt betimes and excellent after service
公司現擁有自主研發並注冊成功國際發明專利的高效節能環保安全型模具開合模抽插芯與螺紋轉動脫模同步機構，該裝置已在全國同行業內成為第一品牌。 -
Based on the discussions of the conventional and recent methods of short term load forecasting such as time series, multiple regression approaches and artificial intelligence technologies, this paper presents a hybrid short term forecasting model which combines the artificial neural network ( ann ) and genetic algorithm ( ga ). in order to improve the convergence speed and precision of the back - propagation ( bp ), a new improved algorithm - the adapted learning algorithm based on quasi - newton method is given
本文首先分析比較了電力系統短期負荷預測的傳統方法時間序列法和回歸方法以及最近的專家系統和神經網路技術的優點和不足，然後針對人工神經網路bp演算法的不足對其進行了改進，採用了基於擬牛頓的自適應演算法，它提高了網路學習效率，具有較快的收斂速度和較高的精度。接著提出了改進的遺傳演算法來改善神經網路的局部收斂性。 -
To get a tiny - current high - precision current transformer avoiding electromagnetic susceptible 、 performance instability 、 short life of electronic ones, studies high - precision passive current sensor with single - turn cored structure by reducing its secondary turns. based on the zero - flux current transformer principle, propose a passive zero - flux compensation method and deduced it. designs a current transformer with 500 turns based on this method
本文研究了零磁通電流互感器原理，提出了一種無源零磁通電流互感器的方法，推導了它的工作原理，設計了基於該原理的500匝電流互感器，通過校驗發現它的比差和角差特性都比普通電流互感器有了很大的改善，並達到了比較高的精度。 -
Specification for short - pitch transmission precision roller chains and chain wheels
短節距傳動精密滾子鏈條和鏈輪規范 -
Aircraft fasteners. precision 100 degrees countersunk head screws with short thread, b. n. a. e. cross recess
航空緊固件.帶b . n . a . e十字槽短頭精密沉頭螺釘
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