vtec 中文意思是什麼
vtec
解釋
產vero細胞毒素大腸桿菌-
Engine crank tachometer provide vtec control function
發動機曲軸轉數表提供vtec控制功能。 -
In addition, the importance of eliminating the instrumental bias during calculating the vtec is pointed out
指出在計算vtec值的過程中，消除儀器偏差的重要性。 -
The advantages of the new method of calculating the vtec including : ( 1 ) because the instrumental bias is considered, the vtec ' s change going with time is closer to their real change. ( 2 ) with the precision of calculated the vtec improved, the vtec can reflect the increase of the vtec resulted from the solar flare
新的求解vtec的方法具有以下優點：考慮了gps衛星和接收機的儀器偏差的影響，計算的電子總量隨時間的變化更接近電離層的實際情況；提高了求解電子總量的精度，計算出的vtec值更能反映耀斑引起的電子總量的增加情況。 -
According to the present status of studying the solar flare using gps, a new algorithm of processing gps data studying the solar flare is brought forward : after the instrumental bias has been determined, with the data of dual - frequency gps code and phase and navigation message, the vtec at the satellite ' s epp can be worked out
根據現在研究太陽耀斑的實際情況，提出了利用gps研究太陽耀斑的數據處理方法：利用雙頻觀測值確定出儀器偏差后，再利用碼和相位觀測值，結合導航電文就可以求出電離層交叉點的沿天頂方向上的電子總量vtec值。 -
The method of calculating the change rate of the vtec using phase data is introduced. with the help of this efficient method, the solar flare is analyzed in this thesis
介紹了利用載波相位觀測值求解電子總量變化率的方法，並利用這種方法的計算結果對耀斑進行了分析。 -
The advantages and disadvantages of this method with calculating vtec are compared. the results show that the effects of even smaller class solar flare can be reflected using this method
比較了這種數據處理方法和求解vtec方法各自的優缺點，指出利用這種方法可以監測到級別更小的耀斑爆發。 -
The theory and method of monitoring the solar flare using dual - frequency gps receiver observation data are discussed in details. the main work contains : the factors influencing the vertical total electron contents ( vtec ) of the ionosphere are summarized, and some knowledge about the solar flare is introduced. besides these, the effects of the solar flare on the ionosphere and of the flare burst on the gps measurements are clarified
本文探討了利用雙頻gps接收機的觀測值監測太陽耀斑的有關理論和方法，主要工作包括：總結了影響電離層電子總量的因素，介紹了太陽耀斑的有關知識，闡明了太陽耀斑對電離層的影響及耀斑爆發對gps測量的影響。
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