基本解釋

• [航] 收縮比；收縮系數(shù)

英漢例句

雙語例句

• With a product line of tens of categories, we can offer quick copying with precise contraction ratio (up to two thousandth) for mold making.
  公司產(chǎn)品品種達(dá)幾十種，為你的模具制作提供快速的復(fù)制，精密的收縮率，產(chǎn)品的收縮率可以達(dá)到千分之二。
• Analysis of contraction ratio of section and external shape of localized necking zone was proposed based non-local gradient plasticity theory.
  采用非局部的梯度塑性理論，得到了斷面收縮率及頸縮區(qū)內(nèi)部不同位置直徑的解析解。
• Through further analysising, it was obtained that the critical submergence in airfoil-shaped measuring flume is higher and in the range of experiment contraction ratio which is 0.79-0.90.
  通過進(jìn)一步分析得出：標(biāo)準(zhǔn)化機(jī)翼形量水槽具有較高的臨界淹沒度，臨界淹沒度的變化范圍為0.79-0.90。

權(quán)威例句

• Secondly, the ratio of Nasdaq to NYSE volume fell below 100% for the first time since 1998, indicating a contraction of speculative buying.
  FORBES: Magazine Article

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詞組短語

短語

• nozzle contraction area ratio 噴嘴收縮面積比;導(dǎo)管收縮面積比
• contraction area ratio 內(nèi)壓面積收縮比
• contraction cavity ratio 縮孔率
• area contraction ratio 面積縮窄率
• cr contraction ratio 壓縮比

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專業(yè)釋義

水利工程

• 收縮比

  With analyzing and generalizing the change law of vent speed of air hole and quantity of vent when pore diameter change under the same contraction ratio.
  通過對同一收縮比下通氣孔直徑變化時(shí)通氣孔風(fēng)速及通風(fēng)量的變化規(guī)律的分析總結(jié)，得出實(shí)際通氣孔直徑最優(yōu)設(shè)計(jì)尺寸應(yīng)為d0=1.35m。

  農(nóng)業(yè)科學(xué)

• 收縮比

航空、航天科學(xué)技術(shù)

• 收縮比
• 壓縮比

交通運(yùn)輸工程

• 壓縮比