螺旋槳式水表 的英文怎麼說

中文拼音 [luóxuánjiǎngshìshuǐbiǎo]
螺旋槳式水表 英文
propeller meter
  • : 1. [動物學] (軟體動物) spiral shell; snail; conch 2. (螺旋形的指紋) whorl (in fingerprint)
  • : 旋Ⅰ動詞1 (旋轉) whirl 2 (用車床切削或用刀子轉著圈地削) turn sth on a lathe; lathe; pare Ⅱ名詞...
  • : 名詞1. (劃船用具) oar; paddle 2. (螺旋槳) propeller
  • : 名詞1 (樣式) type; style 2 (格式) pattern; form 3 (儀式; 典禮) ceremony; ritual 4 (自然科...
  • : 名詞1 (由兩個氫原子和一個氧原子結合而成的液體) water 2 (河流) river 3 (指江、河、湖、海、洋...
  • : Ⅰ名詞1 (外面;外表) outside; surface; external 2 (中表親戚) the relationship between the child...
  • 螺旋槳 : [機械工程] screw propeller; propeller; screw; blade; airscrew; propeller screw; propelling screw...
  • 螺旋 : 1 (具有螺紋的圓柱體 屬于斜面類的簡單機械) corkscrewspin; screw; spiral; helix 2 (螺旋現象;尾旋...
  • 水表 : water meter; watermeter; water-flowmeter水表玻璃管 gauge glass; 水表井 water meter chamber
  1. For getting the runner characteristics more correctly, researching the representation of runner characteristics of the kaplan turbine in this paper, and using this method of modifying runner characteristics to calculate the transient of hydraulic power station. improving the calculating model of the axial thrust in the kaplan turbine ' s transient. base on the theory of screw propeller without any boundary, using the theory of screw propeller with pipe, and the formula to calculate the dynamic axial thrust during transient is developed

    本文對轉機組在過渡過程中的葉劃產生推力的數學模型進行了改進,在原來使用無邊界進行等效的基礎上,使用了導管對轉機組中的葉劃進行等效,並且比較詳細的分析了影響轉機組軸向推力的各個因素,以及給出了動態計算軸向推力的公,通過計算明,使用改進后的動態推力計算模型得到的結果能較好的反應實測的動態軸向推力。
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