ground reaction 中文意思是什麼

ground reaction 解釋
地面效應
  • ground : adj 碾碎了的,磨過的,磨成粉的。 ground and polished piston 【機械工程】研磨活塞。n 1 地,地面;...
  • reaction : n 1 反作用,反應;反沖;反動力。2 【政治學】反動,倒退;復古(運動)。3 【化學】反應,【物理學】...
  1. One of wetland s function is to filter the pollutants. when the river goes through wetland with pollutants, the hydrophyte will slow down the speed of the stream and attract heavy metal so that those pollutants will steep in the ground. the chemical reaction of nitrogen and phosphorus from those water plants prevent water from oxidation

    濕地具有過濾污染物的功能,當河水挾帶著污染物流經濕地時,濕地上的水生植物,會使水流速度減緩,吸附重金屬,且讓污染物沈澱在濕地的底部,並藉著植物留存氮和磷,來預防水質優氧化。
  2. Using different combinations of the nucleon density distributions of the ground state of 6he and the second excited state of 6li with and without the halo, we have calculated the microscopic optical potentials of the input and output channels, and, with these potentials, calculated the angular distribution of the " h ( he, li ) n reaction populating the second excited states of 6li by using a dwba code

    我們用假定的~ 6he基態和~ 6li第二激發態有暈和無暈的各種核子密度分佈的組合分別計算了入射道和出射道的微觀光學勢並將其輸入通用的dwba核反應程序計算了~ 1h ( ~ 6he , ~ 6li ) n反應布居~ 6li第二激發態的角分佈。
  3. This paper deals with seismic analysis of an immersed tunnel using the travelling wave method the objective of the analysis is to obtain the maximum stresses in the tunnel body and the relative displacements at the joints for design purpose in analysis , the axial and transverse input waves are treated as two independent waves with different amplitudes and periods the method has been found to have the advantages of simplicity and clearness in physical concepts however , reasonableness of the prediction by the method depends largely on the input data , such as the wave amplitude , the wave length , the propergation speed of the travelling wave as well as the reaction coefficient of the ground thus , determination of the input data is discussed in detail finally , the method is applied to analysis of huangsha - fangcun immersed tunnel across the pearl river in guangzhou

    將行波法應用到剛度較大、分段較多的水下沉管隧道的地震分析中,提出把軸向、橫向兩個輸入波處理為兩個獨立的行波的方法行波法是否符合實際,與輸入地震波的有關參數及地基系數選取有很大關系,作者對此進行了比較深入的討論,使輸入參數的選取簡單、明確,便於對計算結果進行分析與判斷最後應用此法對珠江水下隧道的工程實例進行了計算
  4. The powder reaction and the composite and condone reaction are thought to be the main reasons to get the high property. by mathematically analyses ratio - strength of concrete that ground high - ti bfs contribute to the strength of concrete are varied with amount of powder in hpc. the more amount of powder is above 20 percent, the compression strength reduce gradually

    同時,在本實驗的范圍內,微粉對高鈦礦渣混凝土強度貢獻率隨摻量的增加而增加;但強度值與摻量之間存在最佳摻量20 ,超過20時混凝土強度隨礦渣微粉摻量增加而下降。
  5. Standard test method for hydraulic activity of ground slag by reaction with alkali

    用堿性反應法測定粉爐渣水硬效率的標準試驗方法
  6. Standard test method for effectiveness of pozzolans or ground blast - furnace slag in preventing excessive expansion of concrete due to the alkali - silica reaction

    在防止因堿硅石集料反應引起混凝土過度膨脹中火山灰或磨碎高爐渣效能的標準試驗方法
  7. Numerical simulation and analysis of ground reaction curve

    隧道圍巖特性曲線數值模擬與分析
  8. Type nhss wire rope pulling hoist is widely suitable for use in bridge - construction, laying of large - size pipes, installation and adjusting of machinery an electric apparatus, and large reaction tower of petrochemical industry ; the installation and alignment of storage tanks ; erecting, fitting, welding and alignment of masts, steel concrete timber structures ; laying and translocating of rails and sleepers ; loading and unloading bulky heavy goods during transportation. cable tensioning ; demolishing of gallery supporting logs ; stacking forrestry wood ; and othersimilar cases. the hoist of this series is especially suitable for use in narrow working sites of limited space, where the job is high above the ground or in open air places, in tunnel of deep well, where no power for traction or lifting is available

    Nhss型鋼絲繩手扳葫蘆可廣泛用於建築施工、大型管道鋪設、機電設備和石油化工大型反應塔、儲罐的安裝、校準、鐵塔及其它鋼木結構的豎立、拼裝焊接、校準、鐵軌、枕木的鋪設、移位、交通運輸中笨重貨物的裝卸、電線張緊、坑道支撐木的拆除、林區木材的集放等等,對于局部空間受到限制的狹窄工作場所、高空作業、野外作業、坑道、深井作業和無機電供能場所的各種牽引、提升作業、選用本系列產品尤為適宜。
  9. Those investigations have improved one ' s understanding of the structure, formation conditions, reaction mechanisms, and excitation modes of halo nuclei. inl990 ' s it was predicted that besides the ground state of the light nuclei near the drip line, the high isospin excited states may also have halo structure

    除滴線附近輕核的基態外,九十年代有人預言穩定核的高同位旋激發態也可能具有暈結構, ~ ( 13 ) c第一激發態和~ 6li第二激發態被列為首選的研究對象。
  10. Upon those theory studies, under the simulation environment of adams software, the 3 - d virtual prototype model was simulated according to actual gorilla robot “ gorobot ”. and in simulation studies, this paper realized biped steady dynamic forward - walking, upstairs and downstairs biped walking, walking mode shifting and rationality of the method for pattern generation was validated in this paper. by the simulation, the curves of joints drive torque and ground reaction force for landing - foot were gained

    基於上述的理論,在模擬軟體adams的環境下對類人猿機器人「 gorobot 」模擬實現了雙足前向穩定動步行,雙足上下臺階,步行方式動態轉換過程,從而驗證了本文的步行樣本生成方法的正確性和合理性;通過模擬得到的關節力矩曲線、著地腳的地面反力曲線等模擬結果驗證了機器人步行和步行方式轉換的能力。
  11. Firstly, a review about research on seismic reaction of ground and seismic dynamical characteristics of composite foundation is given. after carefully analysis, calculation and comparison, dynamical finite element method is adopted to research seismic resistant dynamical characteristics of composite foundation. five group finite element models of one - dimensional cutting foundation that can reflect different kinds, different improvement schemes and different natural grounds are erected

    在對有關地基地震反應和復合地基地震動力特性的研究分析回顧的基礎上,通過分析試算比較,確定採用動力有限元方法來研究復合地基的抗震動力特性,建立了能合理地反映不同類型、不同加固方案、不同地基土層條件的復合地基特點的五大類一維剪切型有限元地基模型。
  12. In conjunction with force plates that helped to measure the ground reaction force ( grf ) and worked out the center of pressure ( cop ), a motion analysis system was used to discover the 3 - d kinematic changes of the ankle, knee, hip, pelvis and trunk in the overall serving motion in the study

    研究結果發現,平擊和上旋發球最主要差異在於上旋發球較平擊發球產生更多側屈力矩,而此力矩的產生最主要的貢獻來自於身體軀乾的側屈。
  13. Secondly, analysis of effect of improvement and different improvement schemes on characteristics of self - vibration, ground motion and ground seismic resistant of foundation is made. furthermore, characteristics of self - vibration and seismic reaction of different natural ground and improved ground with the same improvement schemes and characteristics of seismic reaction of the same natural and improved ground under different seismic wave are also analyzed

    採用所建立的動力有限元模型,分析比較了加固以及不同加固方案對地基自振特性、地面運動特性和地基自身抗震性能的影響;採用同一種加固方案但地基土層條件不同的地基加固前後自振特性及地震響應的差異以及同一復合地基在不同地震波作用下加固前後的地震響應的變化。
  14. In this essay, firstly the author analyzes the predictability of time series from china ' s stock exchange using three kinds of methods : arma model, neural network model and non - parametric estimation and gives evaluation on their performances while at the same time puts forward some conclusions deserving attention from both stock exchange supervising department and stock traders. secondly, the author examines the assumptions closely on which the above - said methods base and gives a detailed discussion on them, especially using garch model to test quantitatively the stability of china ' s stock exchange, afterwards drawing the conclusion that it is hard to make accurate prediction of price or return rate of china ' s stocks for none of the assumptions fully holds ground. thirdly, taking account of the difference between chinese stock traders as a whole and that of developed countries, the author gives a thorough analysis on the complexity and volatility of its ( traders " ) reaction to information and points out that the intrinsic heterogeneous and volatile reaction to information is an important reason for the almost unpredictability of the price or return rate in china ' s stock exchange

    本文首先採用arma模型、非參數模型以及神經網路模型對我國股市時間序列進行研究,對三種方法在分析我國股市時間序列的表現進行評價,並得出了一些對監管部門以及股票交易者有借鑒意義的結論;其次作者對三種模型分析我國股市時間序列的前提進行了討論,特別是利用garch模型對我國股市的系統穩定性進行了量化檢驗,得出了前提難以滿足導致準確預測我國股市價格或收益率困難的結論;第三,考慮到中國股市股票交易者群體與發達國家股市股票交易者群體之間的差異,作者借用行為金融學的理論成果對我國股票交易者對信息反應的復雜性和易變性進行了詳細分析,指出股票交易者對信息反應的異質性和易變性是造成難以準確預測我國股市的一個重要原因,考慮到我國股市以散戶為主導的特性將長期存在,因此將行為金融學的研究結論納入對我國股市時間序列的量化研究具有重要的意義;最後,作者從唯理預測與唯象預測之間差異的角度出發,指出了唯象預測的缺點並對我國股市時間序列的研究方向進行了展望。
  15. In this paper, according to the reaction of deformation and crack of pavement caused by the non - uniform settlement and the whole stability between the new & old embankment after widening the used road on soft ground, based on the study of settlement and stability of soft ground, the author systematically analyzed the mechanism of geosynthetics in the widening pavement structure, and presented a whole settlement computing method of reinforced embankment in widening structure with the theory of soil mechanics

    本論文將利用土力學的相關理論,針對軟土地基上舊路加寬后,在新舊路基間所出現的不均勻沉降和新舊路基整體結合強度不夠而引起的路面變形、開裂等現象,從軟土地基沉降和路基穩定性入手,系統分析了土工合成材料在加寬路基結構中的作用機理,並初步提出了加寬道路加筋路堤沉降計算的一整套方法。
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