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- The argument hangs around what is known as a Froude number. 問(wèn)題就在于那個(gè)著(zhù)名的“弗魯德值”。
- The hydraulic jump can be distinguished using the Froude number. 進(jìn)一步研究表明，河槽束狹加大漲潮流速，河床淤淺則減緩潮波傳速。
- Furthermore, the Froude number and density Froude number of the. 提出模型中弗勞德數和密度弗勞德數必須同時(shí)與原型相等。
- The critical state of flow is defined as the condition for which the Froude number is equal to unity. 將弗氏標數等于1的情況規定為流動(dòng)的臨界狀態(tài)。
- There exists a maximum drag-coefficient in the drag curves corresponding to a critical Froude number. 與深度的關(guān)系是在躍層以上阻力系數最大,在躍層中心阻力系數最小,下層中隨著(zhù)深度的增大而減小。 內波頻率對阻力系數影響不大,但存在某一共振頻率使得阻力系數增大。
- It is assumed that the free surface is rigid, and this corresponds to the low Froude number maneuvers in calm water. 自由表面假定為固化平面,這與靜水中低佛魯德數操縱情況相符。
- The Froude number of flow is the factor of flow status: supercritical flow or subcritical flow. 由流體流動(dòng)的福勞德數可以確定流動(dòng)的緩急程度。
- The volume of aeration was affected by the Froude number and the height of the cavity pocket at the back of the gate. 門(mén)后通氣量主要受上游來(lái)流的弗勞德數和門(mén)后空腔相對高度的影響。
- If the Froude number exceeds 0.5, then it is more efficient to run than to walk. 如果佛氏數大于0.;5，那么奔跑比行走更有效率。
- The results showed that the effects of Froude number and the dimensionless height of ... 研究結果表明,弗魯德數及無(wú)因次裝料高度對最大扭矩與瞬時(shí)扭矩的比率及平均功耗有顯著(zhù)的影響。
- It shows that the depth rise and maximum width of backflow zone depend on froude number and bend angle. 根據能量和動(dòng)量守恒原理，導出了計算上游水位壅高和下游回流區最大寬度的理論關(guān)系式，并用室內實(shí)驗結果進(jìn)行了驗證。
- Finally,the uncertainties of the form factor(1+k),Froude number(Fr),and the breakwater resistance of the ship model were analyzed. 文中還對該船模的形狀因子(1+K)、傅汝德數(Fr)以及水狀態(tài)(破水阻力R)進(jìn)行了不確定度分析;并給出了分析的結果.
- Measurements of ground concentration reveal that as the densimetic Froude number grows, the lower flammability distance (LFD) increases. 但隨著(zhù)下游距離增加，云團持續擴散，使得云團最大濃度之差異性變小。
- Some common problems are studied which rose in design of hydraulic jump dissipaters for big unit width flux and small Froude number flow. 闡述在設計大單寬流量低佛氏數水躍消能工所遇到的問(wèn)題,以及此類(lèi)型泄水建筑物水躍消能的特點(diǎn)和所要解決的問(wèn)題。
- The calculation of the centerline velocity and temperature is made for a wide range of exit Froude number and environment stratification. 得出中性浮力點(diǎn)以前的形成后區,可分為非浮力區、過(guò)渡區和卷流區。
- He thumbed through the directory to look for her number. 他翻閱電話(huà)號碼簿找尋她的號碼。
- Let me note down your address and telephone number. 讓我記下你的地址和電話(huà)號碼。
- It showed that the Froude number was reasonable, and the approach to use reduced-scale model technique for studying the natural smoke filling with pre-flash fire is practicable. 相似模型實(shí)驗結果表明：煙氣自然填充過(guò)程中，存在煙氣分層現象，但沒(méi)有明顯的分界面；
- He picked a winning number on the first draw. 他第一次便抽到一個(gè)中獎號碼。
- The number of fish in coastal waters has decreased. 沿海魚(yú)的數量已減少了。
