downstream boundary 中文意思是什麼

downstream boundary 解釋
下游閉塞界限
  • downstream : adv. ,adj. 順流(的);在下游(的)。
  • boundary : n 邊界,疆界,限界 (between);(球場)邊線;界標;界限,范圍,分野。 aboundary dispute 邊界糾紛...
  1. The formula of calculating flood peak at downstream stations according to upstream flood peak at hydrometer station was proposed in this research. in the formula river boundary and flood type factors etc. were main factors and the formula can reflect the impacting factors of flood deformation

    報告給出了由上游水文站洪峰流量計算下游站洪峰流量的計算公式,公式包含有河道條件和洪峰峰型因子,較全面地反映了影響洪水變形的因素。
  2. These results show the expected increases in solar wind plasma density downstream of the bow - shock boundary, as well as significant solar wind plasma densities within mercury ' s magnetosphere close to the planet

    這些調查結果表明,預計增幅在太陽風等離子體密度下游弓激波邊界,以及大量的太陽風等離子體密度與水星的磁層接近地球。
  3. To solve this problem, the method of " sucking - spouting " water has been put forward by lin bingnan, based on the theory of boundary layer control, namely, sucking part of the discharge at the upstream - side of the convex barrier and spouting it at the downstream - side

    林秉南院士提出了兩種方案: 1 、吸、噴水方案,即在邊界(突出山體)的順水面將邊界層水流吸走,並在下游面噴水增加水流動量,以控制迴流尺度。
  4. A study on the structural deformation of a special dam body with a comprehensive analysis method is presented, by taking section 33 of the qingtongxia dam as an example. the dam block is located at the abutment on the right bank, like an “ earth - retaining wall ”, whose cross section is “ high - heeled shoe ” sheped. because of the special structure and load condition, its deformation toward the downstream is large. deep research of its deformation law is conducted, and analysis of the special structure, the boundary condition of this dam block is performed, and the physical genesis of the large deformation of the dam block is revealed

    以青銅峽大壩33壩段為例,提出應用綜合分析法研究特殊壩體結構的變形規律.該壩段位於右岸壩頭,類似一「擋土墻」 ,斷面形狀如「高跟鞋」 .由於結構及受力條件特殊,產生了向下游的較大變形.本文應用綜合分析法(多種模型分析、結構計算等)對其變形規律進行了全面的分析研究,並重點對該壩段的特殊結構和邊界條件進行深入分析研究,弄清了該壩段向下游有較大變形的物理成因
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