tgs 中文意思是什麼

tgs 解釋
sulphate]硫酸三甘氨酸
  1. Tgs top gear switch

    最高檔開關
  2. Tgs method can determine quantitatively with high accuracy transuranic nuclides in heterogeneously distributed media with medium - and high - density, and is thus widely used to assay the location and quantity of selected radioisotopes in scraps and wastes within sealed containers

    它是專用於準確定量測量中、高密度非均勻分佈介質中的放射性核素及其含量，是核設施中可回收物以及核廢物測量分析的主要方法之一。
  3. In an attempt to meet with the nda requirements in the means of safeguards and nuclear waste management, los alamos national lab ( lanl ) has started the work on developing tgs since the later 1980s with funding from department of energy ( doe ) office of safeguards and security

    二十世紀八十年代後期，由於核保障和核廢物管理處置的需求，許多發達國家投入大量的人力、物力和財力，開始了tgs技術的探索、研究和開發。從最初的tgs基本原理， tgs圖像重建技術，一直到tgs原型裝置的開發，都進行了系統的、全面的研究。
  4. So image reconstruction techniques adopted in ct could not be applied directly in tgs transmission

    因此， tgs測量的圖像重建計算不能簡單地搬用ct所採用的圖像重建技術。
  5. While similar to ct in principle, tgs transmission measurement has its own characteristics and requirements

    但是tgs有其自身的特點和要求。 ct裝置用的是陣列式線形探測器。
  6. Compared with pure pmma, the thermal and mechanical properties of the nanocomposites are obviously improved at a very small amount of mmt ( ommt ) loading. the tgs of the composites via different methods are improved by 10 ~ 26 ?, the decomposition temperatures at weight loss of 5wt % are increased by 42 ~ 99 ?. in the bulk system, tensile strength, tensile modulus and impact strength are improved by 32. 2 %, 60. 3 % and 68. 6 %, respectively, without the loss of light transmittance

    相對于純pmma體系，懸浮法、乳液法及本體法復合材料的t _ g值提高了10 26 ；后兩種復合材料熱失重5wt的溫度提高了42 99 ；而本體法復合材料的拉伸強度、拉伸模量及沖擊強度值最大分別提高了32 . 2 、 60 . 3和68 . 6 ，而透光性能基本未受影響。
  7. The present work is the first in china to research tgs according to the requirements of nuclear safeguards technology in china. three key techniques, determination of detection efficiency, tgs transmission image reconstruction methods and fast reconstruction technique of tgs emission image, are researched thoroughly based on the careful analysis of lots of information on tgs

    本文在充分調研和分析了國外1990年到現在有關tgs技術的信息資料和大量論文報告的基礎上，針對tgs技術研究中的探測效率刻度、透射測量圖像重建計算和發射測量圖像快速重建計算三個關鍵技術進行了如下三方面的研究。
  8. Homology - dependent gene silencing ( hdgs ), which is the generic term for transcriptional gene silencing ( tgs ), post - transcriptional gene silencing ( ptgs ) and rnamediated virus - resistance ( rmvr ) have been shown to frequently occur in transgenic plants

    其中，同源依賴的基因沉默又可以分為轉錄水平的基因沉默和轉錄后水平的基因沉默。
  9. However, the calibration of detection efficiency in tgs is more difficult and complicated than that in the conventional method

    Tgs測量與常規能譜測量不一樣的是：探測效率的刻度極為困難。
  10. The results show that : monte carlo method used to obtain tgs efficiency is feasible and reliable, and is the only practical method of determining detection efficiency in tgs

    表明了用mcnp4b方法刻度tgs探測效率的可行性和可靠性。中國原子能科學研究院博士學位論文2 .關于tgs透射測量問題，它與一般的ct測量相比，在原理上相類似。
  11. The hard work and creative ideas in this paper as follows : understanding on faults of pc ' s pd, analysis of pd inside and outside pc, design of monitoring device, recognize of how to improve accurate of tgs " s measurement, wavelet - transform introduced for signal ' s processing and how to write programs and do simulations of wavelet - transform in matlab5. 3 here etc

    論文主要工作和有新意的內容在於對電力電容器故障的理解，對它內外放電的機理分析，對監測裝置的設計，對如何提高tg占值測量計算精度的再認識，小波變換的引入以及具有針對性的在matlabs . 3下的模擬分析，包括對模擬工具的熟悉與使用。
  12. Tgs method utilizes a high - purity germanium ( hpge ) detector with large volume to perform low - resolution tomographic transmission scans on each layer and yield absolute images of the matrix ' density

    測出的線衰減系數是絕對值，成像只要求低分辨。然而， tgs有ct測量所沒有的發射測量和圖像重建的問題。
  13. Tgs generates a session key and then sends the key to the client encrypted in the client s private key

    Tgs生成一個會話密鑰，然後用客戶機的私鑰加密該密鑰后將其發送給客戶機。
  14. In the ann reconstruction method, the tgs transmission image reconstruction was regarded as image reorganization or parameter evaluation

    在神經網路圖像重建中，把tgs透射測量圖像重建看成是圖像識別、參數估計信息處理問題。
  15. So far, tgs is already a matured technology abroad with various types of tgs setups for determining radioisotopes in the samples with medium - and high - density heterogeneous drummed scraps and wastes

    到目前為止，國外tgs技術已基本成熟，而且已研製生產出各種類型的tgs儀器，成功應用於中、高密度非均勻樣品放射性核素及其含量的準確測量分析。
  16. In this work the artificial neural network ( ann ) and particle transport theory were studied, considering the tgs characteristics and the two new reconstruction techniques, ann and monte carlo statistical iteration tgs transmission image reconstruction method, were proposed

    本文根據tgs上述特點和要求，分別從神經網路和mc模擬兩種不同的技術，提出了兩種tgs透射測量圖像重建的新演算法:神經網路tgs透射測量圖像重建演算法和mc統計迭代透射測量圖像重建演算法。
  17. The ann principle was applied to tgs transmission image reconstruction, and then the ann algorithm was performed in computer simulation with a tgs transmission model of 9 voxels ( 3x3 ), each voxel of 5cmx5cmx5cm

    本文將信息處理的全新手段?神經網路應用於tgs圖像重建，提出了神經網路重建tgs透射圖像演算法。本文闡述了神經網路重建tgs透射圖像的基本原理。
  18. There are 107 detection efficiency matrix elements for a 10 10 16 ( 1600 voxels ) tgs sample, for such a large matrix, it seems impossible and unrealistic to calibrate experimentally as usually done for routine gamma - ray spectrometry measurement

    對於10 10 16體素組成的tgs樣品，探測效率矩陣元的數量級約為10 ~ 7 。對于如此龐大的探測效率矩陣，如果象常規能譜刻度一樣採用實驗方法刻度，幾乎是不可能的，也是不現實的。
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