近中向中性 的英文怎麼說
中文拼音 [jìnzhōngxiàngzhōngxìng]
近中向中性
英文
neutroclusion with mesioversion-
The main contents are as follows. ( 1 ) filter cloth and the surrounding soil mass are taken as an approximate isotropy in horizontal section, the relationship of stress and strain is studied, the anisotropy is fully considered, the constitutive model of filter cloth reinforcement fly - ash compound is obtained, it is tested with numerous indoor experiments. ( 2 ) the permeable coefficient is introduced into the constitutive relationship of soil mass with relevant seepage theory ( kozeny - carman experience formula ). the test of filter cloth depositing hi the condition of long term seepage flow is done hi the dissertation, the varying regular of permeable coefficient without pressure is presented
本文首先對國內外的研究現狀作了回顧和總結,然後主要針對土工織物加筋粉煤灰復合體的本構關系和計算理論進行研究,主要內容有: ( 1 )將土工織物和周圍土體視為一種近似的彈性非線性橫觀各向同性體,研究它的應力應變關系,充分考慮它的各向異性,得到土工織物加筋粉煤灰復合體的本構模型,然後通過大量室內試驗進行分析驗證; ( 2 )引入有關滲流理論,即柯茲尼-卡爾曼( kozeny - carman )經驗公式,將滲透系數引進到土體本構關系中。The regulation showed : land use diversity and combination types of land use were increased from suburb to distant suburb plain and half coteau. the opposition trend was presented on the change of the concentration index of land use. as distant suburb coteau was controlled by the background of mountain, the land use diversity index was minimum and the concentration index was maximum
北京市土地利用格局的區域差異呈現如下規律:土地利用多樣性和土地利用組合類型數由近郊向遠郊平原、遠郊半山區依次遞增;土地利用的集中程度則剛好相反;遠郊山區由於受大環境背景山地控制,土地利用多樣性在各區中是最小的,而集中程度則是最大的。A new model was presented in a three dimensional geographic coodinate system to describe the linear growth of r - t instability so that the effects of magnetic inclination and declination were taken into accont. it is an generalization of former theories from equatorial to mid - latitude regions. from this model one can see the influence of magnetic strength, inclination and declination. due to the magnetic effects, the occurrence rate of the instability is not symmetric in longitudes even at the magnetic equator. some occurrence peaks or valleys will appear in certain places around the world
從三維地理坐標系出發建立模型,考慮了地磁傾角和偏角的影響,研究spread - f現象的全球分佈特點,是對以前的研究從赤道地區向中低緯度地區的推廣。從該三維模型中可以看到地磁場的大小和位型的影響包括磁傾角和磁偏角的效應。由於地磁位型的不同,發生率的分佈並不具有經度對稱性,即使在磁赤道附近也如此。In recent weeks both housing and stock prices have started to retreat from their irrationally exuberant highs
近幾周,中國的房價和股價已開始從「非理性繁榮」向合理區間調整。The long axises of miniature pigs teeth are 6. 1 in the upper first molar, 6. 5 in the lower first molar, 7. 3 in the upper third premolar, 3. 8 in the lower third premolar
結論小型豬咀嚼肌的形態、起止點、肌力方向都與人類有較大的相似性;第三前磨牙與第一磨牙長軸為近中傾斜,與人類第一前磨牙和第一磨牙近似。When the isotropic waveguide is under the isotropic disturbances, the coupling term due to polarization, which is presented in the coupled - mode theory of the wei - ping huang, is n ' t included in this rigorous vectorial coupled - mode theory, exactly, the rigorous vectorial cmt does n ' t contain the coupling term due to polarization which is include in the scalar coupled - mode theory because this term is counteracted with the other coupling term neglected under weakly guiding approximation. as for anisotropic disturbances, we get the coupled - mode equations with arbitrary dielectric tensors. from them, we obtain the coupled - mode equations of the slowly varying term c ( z ) which is more simplicity
當受到各向同性微擾時,我們發現嚴格的矢量理論所得到的耦合系數表達式中並不包括wei - pinghuang的理論中的偏振耦合項,更確切的說,偏振耦合項正好與因弱導近似而忽略的項相抵消,這就是標量理論所得到結果(有偏振耦合項)與矢量理論在標量近似下的結果(不含偏振耦合項)不一致的原因所在;當各向異性微擾時,我們得到了包含微擾介電張量各個分量的橫電磁場耦合波方程,討論了微擾介電張量各個分量對耦合的影響,而且從橫電磁場耦合波方程出發得到了形式更加簡單的只含有橫電場系數的緩變分量c _ ( z )的耦合波方程和耦合系數表達式,並以弱導近似下的單模光纖兩正交偏振模耦合為例對耦合系數在不同條件下的取捨做了定性的分析。Helan shan is located in the northwest of china, 37. 0 - 3 9. 6 n. and 105. 3 - 106. 8 e. its altitude ranges from 1 600m to 3 556m. the cosmo politan genera and species of higher fungi from helan shan amount to 64. 1 % and 1 9. 8 % respectively. most of them are saprophytic taxa of broad physiological adap tability. the genera belonging to the boreal areal type make up 35. 9 %, and species 52. 7 %, which indicates that the higher fungi flora of the helan shan are dominan ted by boreal elements. no tropical genera and species have been found there. the elements of europe - asia add up to 11. 5 %, while the elements of east asia - north america amount to 9. 9 % which shows close relationship of fungi between the helan shan and the above two regions. the elements of china - japan amount to 3. 1 %, whic h reflects some relations of higher fungi between china and japan. few elements e ndemic to helan shan were found but with further investigation and study, it is p ossible to find some considering its isolated geographic location and varied top ography
賀蘭山高等真菌區系地理成分中,世界性分佈屬佔64 . 1 % 、種佔19 . 5 ,他們多為適應性強的腐生菌類;歐亞北美分佈屬佔35 . 9 % 、種佔52 . 7 % ,未發現熱帶分佈的屬或種,充分顯示出該地區真菌以北溫帶分佈成分為主的特點;歐亞分佈種佔11 . 5 % ,東亞北美分佈種佔9 . 9 % ,表明該地區真菌區系與歐洲、北美洲的密切聯系;中國&日本分佈種佔3 . 1 % ,可見本地區和日本在真菌區繫上也有著聯系;本地區特有成分較少,但從賀蘭山特殊的地理位置、相對孤立的山體和復雜的地形分析,隨研究工作的深入,很可能有一些山的分佈的特有成分被發現.賀蘭山真菌區系成分與鄰近的內蒙古大青山相比較,共有種多達57種,而與地處亞熱帶向熱帶過渡的湖南莽山相比較,共有種僅有12種,更進一步說明本地區深居北溫帶,真菌區系以泛北極成分為主的特色Measurements demonstrate that the regional tectonic setting apparently does not control the features of the current crustal stress field, the direction of the major principal stress in the current crustal stress field is not consistent with the direction of the crushing stress regional tectonics borne during the last tectonic movement
許多地應力場的實測資料表明:區域性地質構造特徵對現今地應力場並無明顯的控制性,現今地應力場中最大主應力的方向與挽近期區域性擠壓應力方向並非具一一對應的關系。Nw compressive structures are developed in indosinian epoch in which folds are predominant and companied with some small thrusts. nearly ns or nnw compressive structures are developed at the end of yanshan epoch in which it is mainly overthrusted structures and closed folded structures. large gentle anticlines and synclines are developed from the end of mesozoic to early tertiary, and antithetic sagging structures are developed in mesozoic
研究發現,本區印支期發育了以褶皺為主、局部伴有小型逆斷層的北西向壓性構造,燕山末期(中生代末期)發育了以逆掩構造和緊閉的褶皺構造為主的近南北向或北北西向壓性構造,中生代末到第三紀早期發育了以寬緩為特徵的大型背斜向斜構造,以及中生界內部的逆牽引構造。So, it is looked forward to being more perfect. in this thesis, beginning with the maxwell equation, we mainly do the following work based on the rigorous mathematical analysis : firstly, we present the rigorous nonorthogonal vectorial cmt for the isotropic waveguide under isotropic disturbances and anisotropic disturbances respectively. during the derivation, it is fully reflected the property of the vector and the universal fitness without any approximation
本論文從maxwell方程出發,在嚴格的數學分析基礎上主要做了以下兩方面的工作:第一,分別嚴格地推導出了各向同性光波導在各向同性微擾和各向異性微擾下的非正交矢量耦合模理論,在推導過程中,考慮到電磁場的矢量性和非正交性且沒有用到任何近似,因此具有普遍適用性。The results of numerical experiments, using the four - dimensional variational data assimilation system of the nonhydrostatic mesoscale model mm5, show that : the tangent linear model and adjoint model conducted by keeping the " on - off " switches the same as the basic state, can provide a good approximation of the first - order information to the nlm perturbation and a good descent direction for the minimization procedure ; switching on and off at every other time step in the kuo cumulus parameterization scheme do n ' t impact the convergence rate of cost function ; the existence of the switches do n ' t impact improvement to the mm5 model rainfall prediction because that not only specific humidity, but also wind, temperature and pressure are assimilated into the model
非靜力中尺度數值模式mm5的四維變分資料同化系統進行的數值試驗結果表明: 「開關」變量保持與基態一致,所構造的切向線性模式能夠提供關于非線性模式擾動的一階近似,伴隨模式所計算的梯度值能夠為最小化過程提供較好的下降方向;郭氏降水參數化方案中對流每隔一個積分步的交替發生並不影響目標函數最小化的收斂速度; 「開關」變量的存在也不影響將風、溫度、氣壓和比濕結合起來同化對mm5降水預報準確性的提高。To expose the posterior third of the medial meniscus and the posteromedial corner of the knee, retract the three components of the pes anserinus posteriorly ( fig. 1 - 47, f ) and separate the medial head of the gastrocnemius muscle from the posterior capsule of the knee almost to the midline by blunt dissection ( fig. 1 - 47, g )
為顯露內側半月板后1 3和膝關節后內側角,先將鵝足牽向後方(圖1 47f ) ,再通過鈍性解剖將腓腸肌內側頭由后關節囊近中線處剝離下來(圖1 47g ) 。Abstract : based on the c. carathe " odory theorem, several conclusions related to near - axis image formation in an axial symmetric optical system have been verified by means of the projection transformation
文摘:以卡拉西奧多里定理為基礎,用投影變換驗證了在均勻的各向同性介質中具有軸對稱性的光學系統近軸成象的結論。The study on the behavior of semi - rigid joints in steel - concrete composite frames gets widely attention recently. a high degree of continuity can be achieved at a very low cost just providing the slab with rebar running along the column. furthermore, stiffness and ultimate resistance can be controlled in a rather simple way by a suitable selection of steel connection detailing and amount of reinforcement
鋼-混凝土組合框架中半剛性組合節點性能的研究近來引起了廣泛的關注,這種節點形式花很低的成本就可以通過混凝土板內的縱向鋼筋實現組合梁在不同跨之間的連續性,而且通過選擇合適的型鋼樑柱連接方式和縱向鋼筋數量,可以有效地控制節點的剛度與承載能力。Through contrasting the characteristics of stress field inside the slope before and after the excavation, the results show that the horizontal stress upside the slope and the shear stress pointing to the outside slope near the foot change clearly
通過對比開挖前後邊坡內部的應力場特徵,發現:在影響邊坡穩定的指標性應力中,邊坡上部的水平應力受開挖影響較大;在成坡坡腳附近,指向坡體外的剪應力顯著增加。Japan phone alerts couples to baby - making window a new mobile phone available through japan s ntt docomo can ring to let would - be mothers know when they reach the most fertile part of their monthly reproductive cycles
日本ntt docomo公司近日向市場推出了一款具備特殊功能的新型手機,它可以為打算做母親的女性們在進入生理周期中的最佳受孕階段時,以打電話的方式對她們做出及時提醒。The comparing between amplitude characteristic equations deduced in this paper and the existed approximate expressions of the reflection and transmission coefficient in ti media and ava modeling has been done for different synthetic data and different theory model
同時將本文建立的方程與現有的幾種計算橫向各向同性介質中反射、透射系數的近似公式進行了比較,對不同的理論模型和不同的地層條件進行了多波ava正演。Besides, schools especially - secondary or high school should boer face market to improve its revenue by taking advamage of its own science and teforlogy from the view of the smicfore of education invesfored of our country at present : in the constitutions of education expenditure, financial education, especia1ly budgetny education invesaned, is in a domnan position, though, with the reforming of charge system of high school these days, undertaking edrings are keeping upward, the share of folk - education expenditore is still much less
另外,學校特別是中、高等學校應進一步面向市場,利用自身的人才科技優勢,提高自身事業收入水平。從我國目前的教育投資經費結構來看。在教育經費來源的構成中,財政性教育經費特別是預算內教育經費所佔整個教育經費的比重占絕對主導地位,雖然近年來隨著高校收費制度的改革,事業收入特別是學費收入所佔比重開始有所上升,但社會團體和公民辦學的教育經費所佔的比重仍然過小。Dc91 - 200 artillery topographic vehicle has equipped in car artillery topographic elemeat recently. it is a new equipment which can determine fix and direction making use of intertia measurement fix and direction making use of intertia measurement principle. the rehicle has many feature advantages : maneuver, rapidness, exactness and automatic fix. in order to put it into operation, the paper analyzes its working features and discusses its operate method in combat. on the basis of that author then gives us a more deeply and systematically research about the reasons of topographic discrepancy and elements which influence its operation efficiency. a series of comparation experiments are offered at the same time
Dc91 - 200型炮兵測地車是新近裝備於我軍炮兵測地分隊的利用慣性測量系統實施定位定向的測地新裝備。為充分發揮dc91 - 200型炮兵測地車快速、機動、準確定位定向的性能優勢,使其盡快形成戰鬥力,本文從分析該車的工作特性入手,探討了其在作戰中的使用方法,在此基礎上,就產生測地車測量誤差原因、影響作戰效率發揮的因素及提高措施等問題進行了深入地研究。Moreover, the detailed calculation and contrastive analysis are carried out by using the software ansys. theoretical calculation and testing results show that adopting the connection construction with a hole on the web can alleviate the stress state greatly and transform the failure mode of the connection from brittle fracture to local buckling damage on beam, reduces the possibility of brittle fracture by welding and improve the ductility performance of connection to a great extent
結果表明,採用腹板開孔的節點形式,可以使梁的塑性鉸位置由梁根部向中部偏移,達到了有效控制塑性鉸位置的目的;同時,採用這種節點構造可以改變節點附近的梁截面應力分佈狀態,降低了節點脆性破壞的可能性,使節點的破壞模式從脆性破壞轉變為梁的局部屈曲破壞,很大程度上改善了結構的延性。分享友人