foundation isolation 中文意思是什麼

foundation isolation 解釋
基礎隔振
  • foundation : n 1 建設,創設,創立。2 基礎,根本;根據;地基,地腳。3 基金;捐款;用捐款創辦的事業;慈善機關;...
  • isolation : n. 1. 隔離,分離;孤立,單獨。2. 封鎖交通。3. 【電學】絕緣。4. 【化學】離析(作用)。adj. 孤立主義的,孤立主義者的。n. -ism 孤立主義。n. -ist 孤立主義者,孤立派。
  1. Admittance power flow of flexible foundation vibration isolation system based on four - end parameter analysis

    基於四端參數分析的彈性基礎隔振系統的導納功率流
  2. Our efforts were taken to lay the foundation of further studies on cloning and function of new genes in fish. the construction and evalution of the a, gtlo cdna library of grass carp leukocytes are described. total rna was extracted from head - kidney leukocytes using single - step method of rna isolation by acid guanidinium thiocyanate - phenol - chloroform extraction

    本文第一部分取病毒感染36小時后的草魚頭腎並分離白細胞,用改進的異硫氰酸胍一步法從其中提取總rna ,磁珠法分離純化mrna ,電泳檢測其質量。
  3. Design code of vibration isolation of auxiliary machine foundation in fossil fuel power plant

    水力發電廠輔助機器基礎隔振設計規程
  4. Apllication of spring vibration isolation for ball mill foundation to large - scale thermal power plant

    彈簧隔振在大型火力發電廠磨煤機基礎中的應用
  5. In order to understand the key parameter, which influence the vibration isolation efficiency of floating slab track and provide theoretical support for simulation, we analyze the vibration isolation principle of floating slab track. coupling dynamics of vehicle - rail - floating slab - foundation system is calculated using the general software - ansys. the dynamic performances of the floating slab and the efficiencies of the vibration isolation are analyzed in detail

    建立了車輛?鋼軌?浮置板?地基二維有限元模型,並採用有限元計算軟體ansys ,對整個耦合系統進行了不同工況下的動力學計算模擬,詳細分析了浮置板式軌道結構的動力學性能和浮置板式軌道結構的隔振效果。
  6. Physical and logical isolation make up the foundation of sql server security

    物理和邏輯隔離是構成sql server安全的基礎。
  7. The prototype test results indicate : voltage mode and current mode ac - ac mode ac / ac converters with high frequency link have the advantages such as high frequency electrical isolation. simple topology, two - stage power conversions, high power density, bidirectional power flow, good line current waveform, no audio noise, high converting efficiency, and high input power factor etc. this kind of converter lay the key technical foundation on new type regulated sinusoidal ac power supply, electronic transformer, ac regulator, and wave converter etc

    試驗表明,這類變換器具有高頻電氣隔離、電路拓撲簡潔、兩級功率變換( lfac hfac lfac ) 、功率密度高、雙向功率流、無音頻噪音、變換效率高、網側功率因數高等優點。為新一代正弦交流穩壓器、電子變壓器、交流調壓器、同頻波形變換器的實現奠定了關鍵技術基礎。
  8. The work of this paper originates from the momentous project of science and technology in fujian province, “ study on supporting technology of tele - medicine information sharing platform based on pacs and broadband network ”. firstly, the system of networking is the foundation of platform construction, so the author design the hardware structure of interface server based on the physical isolation technique and the network system of platform based on the technique of vpn ( virtual private network )

    本論文結合福建省重大科技項目? ? 「基於pacs和寬帶網的遠程醫療信息共享平臺及其支撐技術的研究」的設計,完成了以下幾個方面的工作:首先,網路系統是平臺建設的基礎,作者以網路物理隔離技術為核心對介面服務器系統的硬體架構以及平臺網路建設進行深入分析,並結合實際設計了基於vpn技術的高安全性能的平臺網路系統實現方案。
  9. In the paper, by using the incremental harmonic balance method ( ihb ), the viscous damped bilinear hysteretic isolation system with cubic restoring force on flexible foundation is studied and the influnce of flexible foundation on displacement transmissibility is investigated

    摘要本文運用增量諧波平衡( ihb )法研究了安裝于柔性基礎上的含有三次非線性粘性阻尼雙線性滯遲隔振系統,考察了基礎柔性對隔振性能的重要影響作用,為這類干摩擦隔振系統在工程上的實際應用提供了理論依據。
  10. In summary, we applied rd - pcr technique to the isolation of cdna fragments, which, compared with the conventional cloning procedure, is more speedy and higher throughput. the rd - pcr cdna fragments were constructed into a s. cerevisiae est ( expressed sequence tags ) library, which lay the foundation of cdna probe preparation and preparation of cdna microarray

    綜上所述,本研究採用rd ? pcr技術,探索了利用該技術快速分離大量cdna片段的具體過程,並建立了酵母cdna文庫及酵母cdna探針文庫,為dna晶元的制備打好基礎。
  11. The results are of important theoretical and practical significance for deeply understanding the characteristic of ground micro - tremor, and developing the project application of ground micro - tremor, and antiseismic design, shock isolation, and selecting the infrastructure and buried depth of high buildings foundation in coastal area of fujian

    研究結果有助於深入認識地脈動特性,對推動地脈動的工程應用、對目前蓬勃發展的福建沿海地區高層建築物抗震設防、隔震設計和有選擇地選用基礎結構及埋深具有重要的理論及實際意義。
  12. Considering of flexible installing of machines, which were supported by multi - mounts and disturbed by multi - excitations in engineering practice, a general dynamic model for the complex active - passive flexible isolation systems is presented. the mobility approach is extended to the analysis of the active isolation systems, and the power flow transmitted into the plate - like foundation of the systems is studied using substructure mobility synthetic technique. then the active control strategies of the power flow are discussed from the viewpoint of insertion loss, and the transmission mechanism is revealed for the flexible coupling isolation systems which comprise active elements

    綜合考慮工程實際中多激勵、多支承機組的柔性安裝問題,建立了主被動復雜柔性隔振系統的統一動力學模型,將導納方法推廣到主動隔振分析中,採用子結構導納綜合法對彈性板基礎上主動隔振系統的傳遞功率流進行了分析,並從插入損失的觀點探討了功率流的主動控制策略,揭示了含有主動作動元件的柔性耦合系統的功率流傳遞機理
  13. After studying for thirty years, many research results of applied foundation theory and engineering application of isolation technique have been obtained. up to now, near twenty countries and region in the world have constructed isolated buildings

    經過近三十年的研究,隔震技術在應用基礎理論和工程應用等方面取得了較大的研究成果,世界上已經有近二十個國家和地區興建了隔震建築。
  14. As a part of the project aided by nature science national fund, 《 analysis of soil - foundation - structure dynamic interaction 》 ( no. 50278033 ), some issues about test research and simulation analysis on soil - box foundation - rc frame structure are discussed in this thesis. these issues include the development in contact modal of dynamic analysis with soil - box foundation interaction, the effect on dynamic interaction with transform in parameter both of superstructure and soil, the research on seismic isolation by changing soil stiffness and introducing research result to the seismic structure design

    結合國家自然科學基金課題《地基-基礎-上部結構相互作用體系動力特性研究》 ( no . 50278033 ) ,本文圍繞土-箱形基礎- rc框架結構動力相互作用這一課題,在前人研究成果的基礎上,對動力分析中的接觸模型作了新的探討,並通過試驗分析和數值計算上作了相應的研究對比;同時研究了上部結構與土的各項動力參數對動力相互作用的實際影響,並且進一步利用上述研究得出的結果,通過數值分析探討了關于採用換土改變地基剛度而起到隔震的效果,將土-動力相互作用研究的成果引入工程抗震設計的實際工作去。
  15. Its test results indicate : voltage mode inverters with high frequency link have the advantages such as high frequency electrical isolation, simple topology, two - stage power conversions, high power density, bidirectional power flow, good line current waveform, low audio noise, high converting efficiency, and high input power factor etc. this kind of converter lay the key technical foundation on new type high power density, high efficiency and low cost asi

    設計的1kva270v 10 % dc / 115v400hzac單極性移相控制雙向電壓源高頻環節逆變器原理試驗表明,這類逆變器具有高頻電氣隔離、電路拓撲簡潔、兩級功率變換( lfac / hfac / lfac ) 、功率密度高、雙向功率流、音頻噪音低、變換效率高、網側功率因數高等優點,為新一代高功率密度、高變換效率、低成本航空靜止變流器奠定了關鍵技術基礎。
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