combination pre 中文意思是什麼

combination pre 解釋
聯合壓機
  • combination : n 1 結合,合併,混合,聯合,配合,組合。2 合作;共謀,同謀;同黨。3 〈pl 〉〈英國〉連褲襯衣。4 【...
  1. The pre-emptive technology advantage is the potent combination of computers with communication.

    計算機與電信的有效結合形成了空前未有的技術優勢。
  2. Hydrology regime and river channel evolution become complex because of double influences of river flow and tide. there is little appropriate method so far. therefore, when the impact us assessed of water project on flood control, the following aspects should be focused on, river evolution and stability of project - sections, design tidal level, flood - tide combination scheme, pre - project and post - project impacts on river channel, water level and flow condition

    長江河口段為潮流河段,徑流潮流的雙重作用使得區域水文情勢、河道演變規律錯綜復雜,開展防洪影響評價研究時,河道演變及工程段穩定性分析,設計潮位的分析計算,洪潮組合方案擬定,工程前後對河道及水位流態影響的模擬等均是目前尚無十分成熟的方法,需要進一步研究的課題。
  3. The principal conclusions include : ( a ) the composite system is composed of both active - bearing structural members and inactive - bearing ones, being of a character of combination of rigid retaining structures with flexible ones, so its working mechanism will be behaved as sharing loadings, waterproof and impermeability, loading transfer, local reinforcement and pre - reinforcement ; ( b ) the experimental results show that much more subsoil will participate in retaining action, soil stresses of internal slope will be shared uniformly and deflections caused by excavation will be reduced notably because of cooperation of nails and cement - soil mixing pile wall ; and ( c ) the internal forces of facing in vertical model will be a control factor of design and the cross section tensile strength of cement - soil wall will govern strength of the

    主要研究結論有: ( 1 )復合土釘支護的作用機理主要為臨時加固土體以保證局部穩定、有機聯系以共同承擔荷載、改善土體性質起到止水抗滲作用。 ( 2 )試驗結果表明:復合土釘支護能夠充分調動周圍土體共同作用,有效地控制基坑變形;復合土釘支護中止水帷幕的插入深度和強度對控制邊坡變形與失穩有較大作用;復合土釘支護效果明顯優於一般的土釘支護。 ( 3 )面層與邊坡土體共同變形,設計時可按外力作用下的彈性地基梁進行計算。
  4. In the light of field features in desertification areas, the data quality and band combination of different bands are assessed, the indicators, principles and methods for data assessment and band option are put forward to, and optional band combination for desertification monitoring is determined primarily. the data pre - treatment model for desertification monitoring is developed after studying the pre - treatment algorithm of restoration and rebuilding of hyperspectral resolution data. the spectral features and variation rules of different objects in experimental areas are understood and analyzed

    針對荒漠化地區的地物特徵,對高光譜數據不同波段的數據質量、波段組合進行定性和定量的評價,提出用於數據評價、波段選擇的指標、原則和方法;初步確定一個適用於荒漠化監測的優化波段組合,建立適合於荒漠化監測的數據預處理模式;初步分析、掌握研究區內各類地物的光譜特性及變異規律;針對荒漠化地區特點對多種分類方法進行探討分析;建立荒漠化監測主要評價因子的定量反演模型。
  5. This paper presents an adaptive control for the semi - active suspension using the combination of mr damper and feedback neural networks. analyzing the mr damper, a smart actuator, chapter 3 gives the design of pre - amplifier of current, which provides the external magnetic field. and it discusses the additional nonlinear stiffness resulted from the transition of mr fluid from liquid to semi - solid or solid

    在分析新型智能材料用做作動器的磁流變阻尼器特性的基礎上,本文給出阻尼器線圈的前置電流放大電路,並討論了因磁流變液體固液態之間的可逆變化而產生的懸架系附加非線性剛度。
  6. Based on netomac, a software package for power system simulation, the model and algorithm of pre - dispatch schedule in generation markets, excitation system parameter setting, and power system small signal stability anaylsis are studied in this thesis. the main work is as follows : a model of pre - dispatch schedule is proposed, whose target is to minimize the market purchasing price ( mpp ) in the whole pre - dispatch period. then according to the characteristics of pre - dispatch schedule, the model of pre - dispatch schedule is simplified to minimize the mpp in each pre - dispatch time, and a three - step algorithm of pre - dispatch schedule is designed : dealing with the optimal problem in the whole period of pre - dispatch with static planning method, solving the problem of combination of machines with pr1 method, resolving problem of optimal power flow ( opf ) with modified powell method

    本文基於netomac模擬軟體,以發電市場預調度計劃模型及演算法、勵磁系統參數整定和電力系統小擾動穩定性分析為研究內容,主要做了以下工作:建立了以整個預調度計劃周期內的市場購電價格最小為目標的發電市場預調度計劃模型,並根據預調度計劃問題狀態數多、變量多、混合整數、非解析的特點,將預調度計劃模型的目標函數簡化為各時段的市場清算電價最小,設計了三段式預調度演算法:用靜態規劃法求解整個預調度計劃周期內的優化問題;用優先級法求解機組組合問題;用改進的powell法求解最優潮流問題。
  7. It presents algorithms to extract the similarity of intersect curve in different offset distance and use ttp to label the topology of surface intersect. the algorithms succeed in combination of tracing method and topology information, and present an optimized offset ssi algorithm. the optimized algorithm pre - processes surfaces to achieve ttp, and decides calculation strategy of starting points by analyzing the properties of ttp on the surface

    本文通過對等距曲面交線結構進行了大量的分析,從交線的形成和演化過程,揭示了等距曲面的交線拓撲結構和曲面上特徵點之間存在著本質的聯系,提取等距曲面不同offset距離交線環的相關性,並使用特徵點來標識交線環的拓撲信息,成功地將拓撲信息和跟蹤法相結合,設計了一種等距曲面求交優化演算法。
  8. Bap performed more important function than kt in differentiation of tall fescue embryogenic calli, but better results could be achieved with combination of 2mg / l bap and 0. 5mg / l kt. at this cytokinin level, 0. 5mg / l naa was recommended to obtain the highest callus regeneration frequency. plant regeneration could be evidently boosted when embryogenic calli were pre - differentiated on high - osmoticum medium with 60g / l sucrose, and / or when the pre - differentiated compact calli were differentiated on differentiation medium solidified with l0g / l agar

    高羊茅胚性愈傷組織分化時, bap的作用要比kt大,但2mg lbap與0 . 5mg lkt配合可獲得更佳的效果;在該細胞分裂素水平下,生長素naa用0 . 5mg l ,愈傷組織再生率最高;胚性愈傷組織先在含60g l蔗糖的分化培養基上高滲預分化,以及經高滲預分化后的緻密愈傷組織在瓊脂濃度為10g l的分化培養基上分化,能明顯促進愈傷組織的植株再生;在分化培養基中添加脯氨酸導致愈傷組織再生率下降,但同時有減少白化苗再生的趨勢。
  9. At first, free vibration characteristic of the structure is analyzed, and it is discovered that the frequencies are denseness, moreover vertical vibration is dominant, the combination of ribbed truss and pre - stressed cables enhanced the structure ' s stiffness in some degree

    文中首先分析了該結構的自振特性,發現該結構頻譜密集,結構以豎向振動為主。
  10. The teachers " school - based in - service education is that the schools, according to his own plans fully research his teachers and make full use of their own resources both inside and outside the schools, by the means of design by oneself, professional research and researcher, meet the needs of development of schools and teachers. it emerges in the situation of combination in pre - service education and in - service education hi teachers " education

    「校本師資培訓」是指學校根據自己的發展規劃在對學校教師的現狀與潛力進行系統評估的基礎上,充分利用校內外的各種教育資源,通過自行規劃設計或與專業研究機構、研究人員合作等方式開展的旨在滿足學校發展需要及促進教師專業成長的培訓活動。
  11. In this article, the program method of combination of vc + + 6. 0 and matlab is adopted for the first time. this software can open two digital images according to the user, and there are six pre - processing methods to do the denoising process

    本人在閱讀大量關于dpiv圖像處理軟體編程等資料的基礎之上,首次選用vc + + 6 . 0和matlab混合編程技術實現編制過程的想法,並通過大量的編程實踐,實現了對本軟體的開發。
  12. This paper also defines the basic intension of modem renting residency by analyzing the category of renting residency, the character of the renting residency, and the renting fee of the renting residency and the legal contacts of the renting residency. it expatiates the inevitability of effective requirement and the ways of effective investment through analyzing the consumption selection of the renting residency and the decision - making of investment. finally, it thinks ihe marketing of renting residency is the developing direction by analyzing the existing problems of the modern renting market hi our country and we should deal well with several problems during the developing procession : ( 1 ) the relating problem of public houses ; ( 2 ) the highest deadline problem of the houses renting ; ( 3 ) the problem of confirming the standard rents ; ( 4 ) the problem of ground income when transferring ground to the market of renting re sidency ; ( 5 ) the peasants " renting houses " problems of the combination of cites and towns ; ( 6 ) the pre - renting problem of new commodity houses ; ( 7 ) the execution of permitting rules of the houses renting

    同時,發展租賃住宅對促進我國住宅市場的多樣性、引導居民合理住宅消費、社會住宅保障制度的建立及促進住宅產業的發展都有著重要意義;本文還通過對租賃住宅的分類、特徵、租金、法律合同的分析,確定了當前租賃住宅的基本內涵;通過對租賃住宅消費選擇的分析和投資決策的分析,闡明了租賃住宅的有效需求的必然性和有效投資的方式;最後,本文通過對當前我國租賃住宅市場中存在問題的分析,認為租賃住宅市場化是租賃住宅的發展方向,並在發展過程中處理好幾個問題: ( 1 )公有房屋轉租問題; ( 2 )房屋租賃最高租賃期限問題; ( 3 )租金標準確定問題; ( 4 )劃撥土地進入房屋租賃市場的土地收益問題; ( 5 )城鄉結合部的農民房屋出租問題; ( 6 )新建商品房預租問題; ( 7 )實行房屋租賃許可制度。
  13. For having the better stability of slope, this paper puts forwards three means of treating slope : decreasing the slope angle, reinforcing the slope with pre - stressed anchorage cable, and the combination of the former and the latter

    為達到邊坡穩定性的目的,提出了適當降低邊坡角度,或用錨索加固,或兩者相結合的邊坡治理方案。
  14. Based on the combination of all kinds of basic morphologic operators which leads to different top and bottom hat transformations, filtering and threshold enhancement are used to pre - process the image, by choosing appropriate structure elements, quaternary strata can be segmented by morphologic methods

    經實驗結果得出,利用數學形態學的基本運算組合成的各種運算元:高、低帽變換、濾波與閾值截取相結合的增強方法,通過選擇合適的結構元素,對圖像進行預處理后,就可以用形態學方法對第四系地層進行影像分割。
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