垂直下降速度 的英文怎麼說

中文拼音 [chuízhíxiàjiàng]
垂直下降速度 英文
rate of descent
  • : Ⅰ動詞1 (東西的一頭向下) hang down; droop; let fall 2 [書面語] (敬辭 多用於長輩、上級對自己的行...
  • : Ⅰ形容詞1 (成直線的; 硬挺的) straight; stiff 2 (跟地面垂直的; 從上到下的; 從前到后的) erect; v...
  • : 下動詞1. (用在動詞后,表示由高處到低處) 2. (用在動詞后, 表示有空間, 能容納) 3. (用在動詞后, 表示動作的完成或結果)
  • : 降動詞1. (投降) surrender; capitulate 2. (降伏) subdue; vanquish; tame
  • : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 速度 : 1. [物理學] velocity; speed; blast; bat 2. [音樂] tempo3. (快慢的程度) speed; rate; pace; tempo
  1. Then, taking into account the effect of the compression of the approach roadway and the differential slope of the bridge slab, the author analyzes the dynamic response of man - vehicle - road system when the vehicle approaches and leaves the bridge by means of laplace transform, the curve of man ' s acceleration versus time, the vertical force between the vehicle and road versus time, the man ' s maximum transient vibration value and the maximum force between the vehicle and road are got, and the program about the calculating progress above are edited. based on the analysis above, the influence on the maximum transient vibration value of some parameters about the vehicle and road such as the movement direction and speed and weight of the vehicle, the differential slope of the bridge slab and the length of the approach slab, are studied, and some conclusion are given

    分上橋和橋兩種情況,考慮車路耦合和橋面沉坡差的影響,對車輛通過設和不設搭板的路橋過渡段時「人?車?路」系統的相互作用用拉普拉斯變換法進行了動力響應分析,得到了人的加及路面對車的作用力隨時間的變化曲線、人的加最大瞬態振動值和路面對車的最大作用力,分析了車輛的行進方向、和載重,橋面沉坡差和搭板長等車和路各參數對計算結果的影響,並編制了相應的計算程序。
  2. On the basis of research results of the existing experts and scholars especially the theory put forward by professor xu zhenliang ( my tutor ) that predicts the velocity profiles and friction loss of settling slurry when it flows in horizontal pipe and upward - inclined - pipe, relations among the velocity of water, that of solid particles and that of settling slurry have been established by the analysis of momentum transmission process between water and solid. then the calculation formulae for fricton loss of downward inclined and vertical pipe are deprived

    本文在現有專家學者的研究成果特別是許振良教授(導師)提出的預測非均質流在水平管道及向上傾斜管道流動時的分佈及摩阻損失的理論的基礎上,從動量守恆的角建立了清水、固體顆粒和漿體之間的關系,進而推導出了向傾斜及管道沉性漿體輸送的摩阻損失的計算公式。
  3. Adding fuel separately has advantages in micropelletizing of mixture and disadvantages in the permeability of sinter mixture

    結果表明:在首都鋼鐵集團公司礦業公司的原料條件,燃料分加使混合料原始透氣性略微低、燒結加快。
  4. Up and down drafts ( vertical speed ) up to 30 - 35 meters per second

    上升氣流()達到30到35米/秒。
  5. The first helps you control your vertical velocity to limit the risks of ear barotrauma and dci

    上升/繩可以幫助你控制方向的並以此來低耳朵的氣壓性創傷和減壓病癥的危險。
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