有效波浪 的英文怎麼說

中文拼音 [yǒuxiàolàng]
有效波浪 英文
significant wave
  • : 有副詞[書面語] (表示整數之外再加零數): 30 有 5 thirty-five; 10 有 5年 fifteen years
  • : Ⅰ名詞(效果; 功用) effect; efficiency; result Ⅱ動詞1 (仿效) imitate; follow the example of 2 ...
  • : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
  • : Ⅰ名詞1 (波浪)wave; swell; billow; breaker 2 (像波浪起伏的東西) things undulating like waves 3...
  • 有效 : effective; valid; efficacious
  • 波浪 : wave
  1. Raised bed planting ( rbp ) can get higher grain yield and water use efficiency than flat planting ( fp )

    壟作小麥冠層為狀,利於提高小麥的籽粒產量和水分利用率。
  2. The theoretic calculating method of the maximum and the minimum water level in the differential surge tank has been derived firstly. also the explicit method of calculating surges in the differential surge tank has been deduced firstly by use of thaler series expansion. the calculating method of section of the well and the effective impedance hole in the surge tank has been gived

    根據差動式調壓室的基本微分方程,首次推導出了差動式調壓室涌幅值的理論計算公式;並同樣利用泰勒級數展開方法推導出了差動式調壓室水位動的顯式計算式;導出了差動式調壓室大井面積和阻抗孔面積的計算方法。
  3. What ' s more, we put forward some experienced formulas on the basis of the cortical analysis. the result of the research show that by installing diffluent piers with low ridge, we can eliminate the root of oscillatiny water jump, perfect the energy dissipation effect of water jump, also, we can improve the flow condition of down - stream. the fact that the main flow of down - stream is in the middle, not only effectively lower the speed of the bottom flow in the ridge rear, alleviate the erosion to the river bed, but also avoid the heavy wave resulted from the main flow in the surface, thus improve the surface wave of down - stream obviously. we can work out the body style parameters of diffluent piers with low ridge according to the project flow condition and experience formulas, and then reckon the down - stream surface wave condition for the protected building of the down - stream bank

    研究結果表明:設置低坎分流墩后,消除了擺動水躍水舌擺動的根源,提高了水躍的消能果,改善了下游水流流態。下游水體的主流在中部,既的降低了坎后水流底流速,減輕水流對河床的沖刷,又避免了主流位於表面導致過大的結果,下游的水面明顯得到削減。依據經驗公式,可根據工程水流條件設計出低坎分流墩的體型參數,進而估算出下游沿程的水面,為下游岸邊的砌護提供依據。
  4. Observed tidal harmonic constants in many stations are used to verify the astronomical tides in the compound fluid model. the wave model is tested by a set of wave flume data at first. then the results are compared by the actual processes of significant wave height in gauging stations

    其中復合流場模型中的天文潮利用眾多測站的實測調和常數進行驗證;模型首先進行了水槽實驗的檢驗,然後在臺風過程中,進行了測站高過程線的比較。
  5. It has been proved that this kind of tank is applicable of multifold boats, which not only reduces the roll angle and the heel angle, but also improves the efficient and fall the transport cost. the controlled passively anti - rolling tank can elevate the comfort and safe of the boats

    實踐表明,該水艙適用於多種類型船舶,不僅能減小船舶在中的橫搖和抵抗靜傾角,還可以提高裝卸率,減少運輸成本,為改善船舶的舒適性和安全性開辟了途徑。
  6. Big error exists in the hydrodynamic experiment, especially on dynamic state ; it is more difficult to test the hydrodynamic property of fin stabilizer. so the lift comes from this kind of control method ca n ' t counteract the wave torque perfectly, thereby affecting the stabilizer ' s function

    由於鰭的水動力試驗很大的誤差,特別是在動態條件下鰭的水動力特性測試更是困難,所以這種控制方法產生的鰭升力不能很好地抵消力矩,從而影響了減搖果。
  7. Based on data collected from east china sea, the waves are calculated and analysed statistically, therefore as obtained the relation between wave height and significant period as well as average period

    摘要根據實測數據對我國主要漁區(東、黃海)的進行了統計分析,得出適用於該海區的高與周期及高與平均周期的統計關系式。
  8. There is nearly no research on using active control method to reduce ship structural vibration stirred by slamming. this thesis studied theoretically on active cable and active tuned mass damper which were designed on the base of lqr theory. then the thesis studied concretely on the validity of active cable by an example

    本論文對船舶結構砰擊響應的主動控制方法進行了研究,主要對基於線性二次型最優控制原理設計出來的主動纜作動器和主動式調諧阻尼器兩種控制器做了理論原理和作動器構成上的探討,並進一步研究了主動纜作動器運用於船舶因砰擊引起的結構振動控制的性。
  9. The selection and determination of the mode of operation or profit making are the perpetual subjects of an enterprise. when the value chain concept was raised and introduced into the business circle and the management area, it has gained wider and wider application, but more in - depth research is still lacking. even the initiator of this concept michael porter has no further systematic continuation

    由邁克爾?特在1985年提出價值鏈概念至今雖已歷經20年餘,但在我國卻並未得到很好的理解和應用,誤讀誤釋和誤用甚至濫用的情況屢見不鮮,其中尤以一股腦兒的把erp 、 tqm 、 bpr 、 crm 、 5s 、 6 、 jit 、 scm 、 amt以及其他的「快速修理工具」當成價值鏈構件的做法貽害最甚,殊不知在企業/戰略事業的價值鏈底層作業及其作業間的連接缺乏內在性的條件下,採用這些所謂的先進方法的後果只能是更加重復無費甚至錯誤。
  10. Surge suppressor and low - order harmonic filter can improve power supply quality

    摘要利用涌抑制器和低次諧裝置,可改善供電質量。
  11. It shows that after being improved the vof method can be selected to further study the interaction between surface waves and sandbars on the seabed

    表明vof方法經過進一步的改進與完善,可成為深入研究與不同海底沙壩地形之間相互作用的方法。
  12. Through analyzing bed ' s response to wave, in the condition that super - stratum is more hard and second - stratum is more soft in region of interest, super static interstitial hydraulic pressure amplitude die away rapidly between stratums, before in sight of boundary between hard and soft stratum, plane effective pressure increase to max. shear stress reach peak value when bed thickness is approximately 2. 7 meters, then it will decrease to the minimum on the place where the flexible soil has a common boundary with the rigidity, so the boundary is the most destroy plane on engineering. on the basis of reconnaissance in situ, in normal situation of sea, the structure slides to the basin along the boundary

    通過對底床在下的響應分析,對于研究區底床上層較硬而第二層較軟的情況,超靜孔隙水壓力幅值在層間交界處迅速衰減,在臨近硬、軟地層交界處前,水平應力增至最大,剪切應力在底床厚度大約2 . 7米左右達到峰值,然後減小,到硬、軟層土交界位置,達到最小,因此這個界面就是最容易發生破壞的工程軟弱面,現場勘查證明,即使在正常海況下,構築物也會沿坡以此交界面為滑動面,緩慢向「盆」底滑動。
  13. The model is also applied to study the wave set - up, wave breaking and wave - induced current, and the computed results indicate are well agree with measured data

    增減水現象、破碎現象以及破碎引起的環流進行了模擬,數值模擬結果與實測資料驗證的結果表明本文模型的計算結果是合理、的。
  14. Based on the analysis of the existing study results, the improvement on the method made by canadian hydraulic centre and its effect are introduced in this paper

    文中在分析水槽二次反射吸收方法研究現狀的基礎上,介紹了加拿大水力中心對現方法的改進及其果。
  15. In a word, h wave filter that is designed in this thesis can filter availably the wave disturbance and has better robustness

    總的來說,我們設計的h _海器能夠的消除海干擾,並具較強的魯棒性。
  16. In the ship motion control, the heading angle of ship is affected badly by the wave disturbance. if the wave filter is applied, the high frequency effect of the wave disturbance can be reduced greatly and the control performance can be improved

    在船舶運動控制中,海干擾對船舶的航向輸出具很大的影響,而運用海器可以的消除海干擾,提高船舶的控製品質。
  17. And several conceptions, such as stability of waves and absorptivity, are given, which made it possible to evaluate the effectiveness of the wave - maker quantificationally the result of a series of experiments which using the new method certify that the methods are effective to resolve the problem of multi - reflection in wave flume

    使用這些概念和方法可以定量分析造機的吸收果。按照本文提出的方法編寫了造機控製程序,並進行了吸收式造實驗,結果證明這種方法能夠地解決實驗過程中的多次反射的問題。
  18. In fact, the constitutive models employed in both methods could not re - produce the dynamic behaviour of soil to non - proportional cyclic loading, such as waves loading. to simulate dynamic responses of elastic, visco - elastic and elasto - plastic sea beds, linear and / or non - linear numerical models based on generalized biot ' s theory are developed together with stable and effective algorithm. the difficulty in numerical computation made the generalized biot ' s theory be difficult to be put into practice in the field of geotechnical engineering

    上述兩種方法採用的土體本構模型都不能再現砂土在暴風等非比例加載條件下的動力特性,本文基於廣義biot理論提出了作用下海床線性或非線性動力響應的耦合計算模型與穩定、高數值演算法,分別針對土的彈性、粘彈性與彈塑性本構關系,對海床的動力響應進行了限元數值模擬與分析。
  19. Analysis showed that corn yields of the corn belt phaeozem positively related to depth of cultivated horizon and content of available water, respectively, which their correlation coefficient was 0. 788 and 0. 813. at the same time, each of organic carbon, cation exchange capacity and available n was significant positively related to com yields

    而「型」界面玉米產量與機質、陽離子交換量、速氮呈明顯相關關系。玉米產量隨機質的增加而呈線性增加,玉米產量與陽離子交換量的相關關系可定量的描述為二項式的形式,相關顯著。
  20. By the simulation results, it is verified to have excellent performance. a class of uncertain nonlinear systems which can be transformed into strict feedback nonlinear systems is investigated based on feedback linearization approach of differential geometry. an adaptive robust controller with l2 - gain is proposed by using backstepping technique. the numerical method is given and it is proved to be practical by simulation results. lt is a more practical method to solve hji for a special nonlinear system because the problem to solve hji is very difficult in general case, and only get the approximate solution when it can be solved. an effective method to solve hji is presented for a class of nonlinear system which is ordinary

    考慮到一般情況下,求解hji是非常困難的,並且也只能得到近似解,因此,在系統設計時,針對具體非線性系統的特殊結構以求解hfl是系統設計的一種行之的方法,基於以上考慮,對一類具廣泛工程背景的非線性系統,提出了一種求解hfl的方法,便於實際應用。最後,從能譜的角度,研究隨機海的模擬問題,給出了船舶橫搖模擬中需要的隨機海傾角的模擬方法。
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