bottom channel 中文意思是什麼

bottom channel 解釋
底溝
  • bottom : n 1 底，底部。2 地基，基礎；根底；底細，真相，原因，根源。3 （樹的）根干；（山）麓麓；〈方，常 pl...
  • channel : n 1 水路，水道，渠，溝；海峽；河床，河底。2 （柱等的）槽，凹縫；【機械工程】槽鐵，凹形鐵。3 〈比...
  1. Since 1976 it has been made great achievements which has conducted water more than 100 billion m3 and has been an important project of heilongjiang province. but recently the channel has been seriously freezing - melting eroded and sand of cliff edge has been deposited along the channel, which resulted to highten the channel bottom, increase width of the channel and reduce horse road. what all above have affected to apply safely channel so it is necessary to repair comprehensive

    自1976年建成以來，已累計引水100多億立方米，取得了巨大的經濟效益，成為黑龍江省西部關繫到國計民生的重點工程，但近年來渠道破壞嚴重，凍融侵蝕強烈，邊壁剝蝕下來的泥沙經渠道內水流搬運沿程發生淤積，導致渠底抬高，渠寬增加，馬道縮小，已經嚴重影響到渠道的安全運用，必須進行綜合治理。
  2. The yangtze river valley is very prone to accidents of bank collapse because the river banks have slowly been washed away by the waves and tides. in order to protect the banks and control the water channel, erosion control mattresses are placed at the bottom of the river. these mattresses are made of a special type of geotextile fabric

    為了保護堤岸和治理航道，目前國際上流行的方法是在江底鋪設一種軟體排，軟體排是一種特殊的土工織物，在其上綁定一些重物后，將其沉入江底，可以起到護堤和治理航道的作用。
  3. In pattern, the concentration rises from the surface to the bottom ( in open channel flows ). as for

    型是指濃度從水面到底壁呈上小下大（明渠流） 。
  4. Research section braided distributary channel sandstone is mostly positive rhythm, and high porosity and seepage rate in its central - top section, low seepage rate kalk interbed in its bottom. underwater distributary channel sandstone is relatively homogeneous positive rhythm, high porosity and seepage rate in its bottom, its top low. distributary mouth bar sandstone is complex rhythm, many interbeds inside

    研究區宏觀非均質性特點為：研究區辮狀分流河道砂體以正韻律為主，高孔、滲帶在砂體中上部，底部常存在低滲透率鈣質夾層；水下分流河道砂體為較均質的正韻律，下部孔滲高，上部孔滲變小，分流河口壩砂體為復合韻律，砂體內部夾層多。
  5. The placing technique of soft mattress for bottom protection is a key technique for yangtze estuary deepwater channel regulation project, the requirements to which include high efficiency, high quality, mechanization, automatic positioning and underwater detection

    摘要護底軟體排鋪設工藝是長江口深水航道治理工程的一項關鍵技術，其要求高效、優質、機械化，並實現信息化自動定位和水下檢測。
  6. The installation method of the inputting type ultrasonic is flexible. the vibrator can be installed on the bottom of the channel to make the ultrasonic wave radiate upward ； it aslo can be installedon the side of launch ultrasonic wave towards the sides. when the standard type ultrasonic washer is not able to reach the washing reault, the inputting type ultrasonic vibrator can be adopted to make washer which can meet different washing demands

    投入式超聲波振子安裝方式靈活，振子可以安裝于槽底，使超聲波向上輻射，也可以安裝于側面向側面發射超聲波，當標準型的清洗機不能達到清洗要求時，就可採用投入式超聲波振子，製造能適應各種不同清洗要求的清洗機。
  7. The installation method of the inputting type ultrasonic is flexible. the vibrator can be installed on the bottom of the channel to make the ultrasonic wave radiate upward ; it aslo can be installedon the side of launch ultrasonic wave towards the sides. when the standard type ultrasonic washer is not able to reach the washing reault, the inputting type ultrasonic vibrator can be adopted to make washer which can meet different washing demands

    產品說明:投入式超聲波振子安裝方式靈活，振子可以安裝于槽底，使超聲波向上輻射，也可以安裝于側面向側面發射超聲波，當標準型的清洗機不能達到清洗要求時，就可採用投入式超聲波振子，製造能適應各種不同清洗要求的清洗機。
  8. The calculation results are given for the bottom width, curvature radius, channel length, slope, flow depth, and flow velocity of the bend

    優化結果給出了引水彎道底寬、曲率半徑、中心長度、縱向比降、水深、流速。
  9. Based on simulation results which were satisfied, the effect of bubble diameter on entrainment concentration forcast result was analyzed. the bubble moving rule was found which includs the bubble is escaping upwards along the way, the diameter of the bubble is bigger, the velocity upwards is larger and the bladder remaining near channel bottom is smaller. to make best use of the function of the aerator, the demands of enough air entrainment quantity and suitable air bubble diameter are needed to be satisfied

    根據計算結果，對水氣兩相流中氣泡尺寸對摻氣濃度預測結果的影響進行了分析，得到沿程氣泡不斷上逸，氣泡粒徑越大，其上逸速度越大，則留在渠底附近的氣泡越少的氣泡運動規律，提出了摻氣槽的設計，除滿足摻氣量外還應滿足摻氣粒徑要求的工程建議。
  10. As the values of wave factors in period of reoccurrence were deduced for many significant propagating direction in the yangtse river estuary, the wave reflection - refraction modeling is employed in terms of the equations with the slowly varying topography, and the influence on the effects of the channel and shoaling is included in this model. at the same times, the effects of the bottom friction and wave breaking are also considered, but the local wind field and background flow are ignored

    在推算長江口深水航道幾個主要波向的重現期波浪要素值時，採用了基於緩坡方程的波浪折射?繞射模式，該模式考慮了航槽和淺灘對波浪的影響，同時也考慮了底摩擦和波浪破碎對波浪的作用，但未能考慮局地風場和流場的作用。
  11. In this paper, based on achievement of flow with partly vegetated channel of predecessors, according to vegetation types, the flow over flexible bottom vegetation and rigid one is experimentally studied. the main researches as follows : 1. open channel flow over flexible bottom vegetation is studied experimentally

    本文較系統地總結了前人對有植被的河道水流問題的研究成果，將有植被的河道水流問題分為兩大類： （ 1 ）流經柔性植被的河道水流問題， （ 2 ）流經剛性植被的河道水流問題，本文分別進行試驗研究。
  12. In this paper, the spatial structure of the low - speed streaks and particle motion in the near wall region of turbulent open channel flow were observed on the side and bottom of a water flume, respectively, using flow visualization and image processing techniques

    本文以試驗研究為主要手段，採用流動顯示和圖像處理技術，從水槽底部和側面兩個方向測量，分別對明槽紊流近壁區的帶狀結構及顆粒運動特性進行了系統的試驗研究。
  13. The second chapter presents the system main station, concentrator, acquisition unit, acquisition module and acquisition terminal, which all are the main parts of electric power remote monitoring system based on can - bus. this chapter also introduces the system ' s top, middle and bottom communication channel, where the top channel is star - type used modem via telephone network, the middle is can - bus, while the bottom rs - 485 bus. the paper refers briefly to the system ' s software, communication protocol, remote monitoring function and characteristic

    第二章簡要介紹了基於can總線的電力遠程監測系統主站、集中器、採集單元、採集模塊和採集終端等各組成部分，介紹了系統的上層星型modem通信通道、中層can總線通信通道和底層rs - 485總線通信通道，對系統的軟體平臺、通信協議、系統的遠程監測功能及該系統的特點進行了概述性的介紹。
  14. And the fluvial genetic unit includes point bar, the bottom of channel, bursted fan, bursted channel, natural bank, over - bank deposits, small lake of flooding plain and swamp and so on

    成因相包括點壩、河道底部沉積、決口扇及決口河道、天然堤及越岸沉積、泛濫平原小型湖及沼澤等。
  15. So the acoustic wave is the only practical solution in this channel. an underwater acoustic channel is characterized as a multi - path channel due to signal reflections from the surface and the bottom of the sea. because of wave motion, the signal multi - path components undergo time - varying propagation delays that result in signal fading and inter - symbol interference ( isi )

    本文從分析淺海水聲通道的傳輸特性入手，針對多途徑效應引起的幅度衰落及碼間干擾問題，提出一種適用於水聲e - mail通信的十六進制（或八進制）數字頻移鍵控（ mfsk ）傳輸系統。
  16. Last week my top half was on the discovery channel. and my bottom half was on animal planet

    上周我的上半身在探索頻道，下半身在動物星球
  17. Click " save channel " at the bottom left corner of the " create custom channels " web page

    -按左下角的save channel鍵，然後儲存頻道的資料。
  18. Summary statistics for bottom sediment quality in the tolo harbour and channel and southern wczs, 2001 - 2005

    二零零一至二零零五年吐露港及赤門海峽及南區水質管制區沉積物質素統計總覽pdf
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