ptv 中文意思是什麼

ptv 解釋
PTV ＝public television （非商業性的）公營電視。

  1. Determination 57 pesticide residues in environment water using ptv - gc ms

    同時測定環境水中57種農藥殘留
  2. 2. do i get to enjoy ptv programmes on all of your flights

    2 .是否所有國泰航班皆為每位乘客提供個人電視？
  3. Investigation to gas - particle two - phase flow in cfb using ptv technology

    技術研究循環流化床內氣固兩相流動
  4. Determination of chloramphenicol in animal food by mspd and gc ms using ptv large volume injection

    測定動物源性食品中的氯黴素
  5. Ptv pay television

    付費電視
  6. Personal television all these entertainment choices appear right in front of you on ptv

    我們為您提供的個人電視ptv ，將為您帶來無限樂趣。
  7. All these entertainment choices appear right in front of you on ptv. ptvs are available in all seats

    不論您身處那個客艙，您均可盡享多達26個頻道的各項精彩節目。
  8. You will find a myriad of entertainment choices appearing right in front of you on your personal television ( ptv )

    我們為您提供的個人電視（ ptv ） ，將為您帶來無限樂趣。
  9. The world diving champion, mr. tian liang and anchor of ptv, mr. xu hongwei are also good friends of bosa

    B0sa的朋友中有跳水世界冠軍田亮和鳳凰電視臺的節目主持人許宏偉等。
  10. The ptv of test matrix is different for each other, but has same weight value. and the weight value can be appointed by fault diagnosis system designer

    在其生成的測試矩陣中各ptv互不相同，但都具有相同的權值，而權值可以由故障診斷系統的設計者予以指定。
  11. Air is entrained as water jetting into water cushion pool, the gas - liquid two phase flows field are formed. the every phase velocity field are measured by using piv and ptv ( particle tracking velocimetry ) method in the course of jet angle 75and60 in gas - liquid flows of water cushion pool. image house of two phase flows are set up

    西安理工大學碩士學位論文使用數字圖像處理技術中的piv和ptv測速技術就射流入水角75度和60度兩種情況分別測量了水墊塘模型水氣兩相流流場的各相速度場，建立了相應的兩相流流態圖像庫。
  12. Our research takes ptv technology to obtain data in the experimental set. the movement data of sand are aimed near the sand bed surface. out research demarcate the error of ptv method and provide a new way to research the dense wind - blown - sand flow

    本文使用ptv測量系統在實驗裝置中獲得了近沙面的沙粒運動信息，解決了一系列測量方法和圖像處理中的實際問題，標定了實驗中ptv技術測量數據的誤差。
  13. The quality of sand incipience involved with many kinds of parameters, such as incipient velocity, incipient angle etc. our research depends on the advantage of cross - knowledge and makes a research on this subject by gas - solid hydromechanics theory and ptv measure technology

    本論文發揮交叉學科的優勢，採用氣固兩相流體力學理論和ptv測量技術研究這一現象，從新的角度認識沙粒起動和風沙流結構，為風沙流動的研究打開了新的思路。
  14. Sphericity electromagnetism valve and trail strobe are separately employed for adjusting entering flux and water deep of pool. piv and ptv are employed to measure velocity field of model in the two cases of 75 and 60 and flow state image house are set correspondingly

    在此基礎上，使用數字圖像處理技術中的piv和ptv （ particletrackingvelocimetry ）演算法分別測量了射流入水角75度和60度兩種情況水墊塘模型流場的速度場，建立了相應的流場流態圖像庫、速度場庫。
  15. So for some special patients, zona drilling or local zona thinning with increased z ptv may help embryo hatching. at the same time, different types of assisted hatching have been developed, such as mechanical tearing, chemical digesting and laser burning

    因此，對一些特殊病人進行透明帶打孔或局部減薄提高zptv或許有助於胚胎孵出及種植；與此同時，多種輔助孵出方法也在被人們嘗試使用，如機械切割法、酸化學溶解法和新近使用的激光燒灼法。
  16. A ptv system was developed which allows particle velocities across a flow plane to be measured at a single instant. ptv presents a new efficient technique in hydraulic measurement

    該系統具有可靠的精度，能同步量測全剖面的顆粒瞬時運動信息，為懸移質運動量測提供了嶄新的技術手段。
  17. It is a reliable instrument for the measurement of the coherent structure in turbulence. an improved 2 - d ptv was developed based on previous research experiences, which can be used to measure the trajectories of particles motion. for the experimental study on the particle motion in the dilute solid - liquid two - phase flow, especially for the motion characteristics and dynamic characteristics of coarse particles in water, this kind of system was proved to have great advantages

    利用該系統可獲取大量的統計樣本並進行計算機快速分析，為明槽紊流相干結構的試驗研究提供了一種嶄新的測量手段；在前人工作的基礎上，開發了一種能夠測量水流中顆粒運動軌跡的ptv系統，該系統具有可靠的精度，能同步測量全剖面的顆粒瞬時運動信息，為顆粒運動特性及動力學特性的試驗研究提供了強有力的手段。
  18. Piv measures vector fields of continuous phase ( current field ) by measuring tracking particle which traces current field. ptv measures disperse phase ( bubble ) velocity, this technique realizes simultaneity measurement of two phases

    Piv演算法通過示蹤粒子測量連續相（水流流場）的矢量場， ptv演算法對分散相（氣相）進行量測，實現了兩相的同時測量。
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