词语大全 shaped groove中文翻譯

Posted 2022-08-15 中文

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词语大全 shaped groove中文翻譯

Steady - state performance analysis of t - shape groove dry gas seals by a finite element method
型槽干氣密封穩態特性的有限元分析

Three problems are specially selected out at present to study in details , specifically , ( 1 ) systematic parison beeen ladder - shaped groove and v - shaped groove
提出了泥石流防治需解決的問題，主要選擇3個具體問題作深入研究： ( 1 )系統比較了梯型槽和v型槽。

( 4 ) the drag reduction of plane - surfaces with v - shaped grooves is given out by direct numerical simulation , and the drag reduction mechanism in the base of the secondary flow theory is suggested
( 4 )利用直接數值模擬方法求得平板上v ?型條紋表面上的降阻情況，并給出基于二次流動理論的降阻機理。

The profile of arbitrary shaped groove is approximated by a series of rectangular steps and the " hot " dispersion equation of the coaxial arbitrary - shaped - groove slow - wave structure is derived by the self - consistent theory
摘要用階梯近似的方法分析任意槽形加載的圓波導慢波系統中的場，采用自洽場理論，得到了任意槽形周期加載圓波導慢波系統在小信號條件下的“熱”色散方程，并對結構參數對小信號增益的影響情況進行了研究。

( 3 ) using conformal mapping , the longitudinal protrusion height and the lateral protrusion height on the v - grooved surfaces are given , on this basis , some drag reducing features in parallel - flow , cross - flow and enlarge - flow are presented and analyzed ; in addition , drag reducing features with blade - shaped grooves and u - shaped grooves are discussed , consequently , the riblets designing criterions are suggested which will reduce the drag and noise most effectively underwater
( 3 )利用保角變換方法求出v ?型條紋的縱向和橫向突出高度，在此基礎上得出縱向流、橫向流和帶角度流動時的降阻特性，并分析結果；而且分析了葉片型條紋和u ?型條紋表面上的降阻情況，提出水下具有最佳降阻效果的條紋表面設計準則。