collapse of field 中文意思是什麼
collapse of field
解釋
場崩-
Chagan sag is a secondary tectonic unit in chagandelesu depression, northeastern yingen - eji ' naqi basin, and the basement of the basin is a paleozoic fold belt of continental margin or island arc at the connection region of north china plate * tarim plate and kazakstan plate, with the character of erogenic belt. in working area and its adjacent area, the forming tectonic setting of indosinian intrusion was that orogenic belt pressed strongly, intracontinental subduction ; that of early yanshan movement epoch was the stress field transferred from compression to extension meanwhile the incrassate crust of orogenic zone turned to extensional collapse ; and that of early cretaceous volcanics was that the area structure extensional collapse further more during the post period of orogenic phase
查干凹陷屬于銀根?額濟納旗盆地東北端查干德勒蘇坳陷內的一個次級構造單元，其盆地基底為古生代時期華北板塊、哈薩克斯坦板塊和塔里木板塊交接部位形成的陸緣或島弧褶皺帶，具有古生代造山帶的性質。研究區及鄰區印支期侵入巖形成於造山帶強烈擠壓陸內俯沖的構造環境；燕山早期侵入巖形成於由擠壓轉向拉伸、造山帶的增厚陸殼開始發生伸展垮塌的構造環境；早白堊世火山巖形成於造山期后進一步發生伸展垮塌的區域構造環境。 -
An improved mode of coal cutting is recommended aiming at the specifical status of surface collapse of coal field in yanzhou city, and several control policies on restoration and reclamation of collapsing land are also put forward
針對兗州礦區的具體塌陷狀況提出了改進採煤方式、對塌陷土地進行恢復和復墾等幾點防治措施。 -
The decay of the external scalar - field of a black hole is studied in the third chapter, i. e., the physical mechanism of the decay of neutral scalar - field in the gravitational collapse, and the physical mechanism of the decay of charged massive scalar - field in the gravitational collapse
第三章主要研究無質量標量場在黑洞外部的衰減，即無質量中性場在引力塌縮中隨時間衰減的物理機制和無質量荷電標量場衰減的物理機制。 -
( 2 ) taking the geology analysis as main way and combining the pre - test, predicating the tunnel ' s main geology condition ( rock quality, surrounding rock classification, long - wide joint, fault, ground water, crustal stress ), and predicating the main potential disaster ( collapse, breaking water, rockburst, large deformation ) ( 3 ) employing the stress test result and inverse analysis of the stress field, finding out the crustal stress " s distributing rule along the tunnel axes section : the highest crustal stress is 24mpa near the deepest spot, and predicting that the k2 + 260 ~ k3 + 000 likely to be the high crustal stress segment for this tunnel
通過地質分析、類比分析、監控量測、數值模擬、神經網路等方法，對鷓鴣山隧道潛在的主要地質災害（塌方、涌水、巖爆和大變形）進行了預測預報（ 3 ）在現場地應力測試成果的基礎上，運用數值計算進行應力場反演，基本查明了沿隧道軸線剖面的地應力分佈規律：地應力量級在最大埋深附近達到最大值24mpa ，並預測k2 + 260 k3 + 000段將很可能成為鷓鴣山隧道的高地應力段。 （ 4 ）塌方往往與斷層破碎帶及千枚巖相聯系。 -
In this paper, based on the amplitude transport equation of fast varying field and the low frequency disturbance equation of electr on density, the evolutions of the density distribution of charged particles and the collapse of electric field have been calculated numerically in two dimensions with three field components under the condition of transverse wave
所以本文採用了ftcs有限差分格式方法，利用二維三分量軸對稱，對空間飛行體與壓縮區內等離子體非穩態相互作用過程進行數值模擬，得到了電荷密度擾動與電場的變化情況。 -
In recent years, the carst collapses that are occurring frequently in qixiashan hill area severely endanger the engineer and human life. there are many factors caused the occurring of the carst collapse in this area. besides the background of geology and geomorphology, the causes of changing of hydrodynamic, stress field of the earth s crust, and structure of rock and ground are more important
近年來，南京棲霞山地區巖溶地面塌陷頻繁發生，造成了巨大的經濟損失。巖溶地面塌陷的產生，除了地質地貌基礎外，更主要原因在於礦山開采改變了水動力條件地應力場及巖土體結構，尤其是礦坑疏干對水動力條件的影響最為顯著。 -
It is derived the hamiltonian for the interaction of a - type three - level atom with a two - mode quantum cavity field from the general interaction hamiltonian between a multi - level atom and a multi - mode radiation field, and reduce it into an effective two - mode raman - coupled mode under large detuning condition. it is proposed a modified effective hamiltonian for the two - mode raman - coupled model. it is found the time - dependent state vectors and present validity conditions for the involved interaction hamiltonians. it is shown that in the study of the two - mode raman - coupled model it is not enough to retain only the usually used effective hamiltonian, one must also take into account the ac stark shift of the atomic levels ( at least one of the levels ). finally, it is studied the atomic dynamics in the interaction of a - type three - level atom with a two - mode quantum cavity field and in the two - mode raman - coupled model. it is found that the number of collapse - revivals, the collapse time and the revival time show new characteristics
從多能級原子與多模光場的相互作用哈密頓量出發，導出了型三能級原子與雙模光場的相互作用哈密頓量.在大失諧條件下將其化成等效的二能級形式雙模喇曼耦合模型.提出了該模型的一個改進型等效哈密頓量.該哈密頓量由兩部分構成：一部為通常所謂的等效哈密頓量，另一部分描述原子能級的動態斯塔克移動.研究表明，在雙模喇曼耦合模型的研究中，只考慮前者是不夠的，還必須考慮後者.最後，我們研究了該系統中原子的動力學行為，發現崩塌-復甦的數目、崩塌時間和復甦時間均呈現新的特性 -
Because the kinematically - admissble cyclic strain rate field required in kninematical - type theorem of shakedown analysis is rather difficult to be constructed, shakedown analysis based on kinematcal theorem cannot be directly applied. some conditions of kinematical - type shakedown theorem are released by ksnig and then the shakedown rules respectively for alternating plasticity and incremental collapse are obtained, for the numerical method based on the upper - bound theorem is formulated
兩種方法的特點是：運用一種分級循環加載方式來尋找機動許可的塑性應變率場，利用這兩種機動安定準則的特點來判斷結構的安定性，從而得到機動安定性分析的安定載荷。 -
The reservoir bank collapse are also discussed in this paper. the bank destruction widths are respectively predicted. for the immersion field appeared in either bank of the reservoir after the reservoir impoundment, this paper predicts the immersion incidences by the investigation and analysis
同時對水庫運行期的邊岸再造現象進行了塌岸寬度預測，並確定了水庫蓄水后東門尕莊、波浪灘、上下灘、馬爾坡一帶發生浸沒的范圍。 -
The results show that the light field is squeezed regularly, and that the collapse - and - revival of the atomic rabi oscillation appears under the detuning. when the initial squeezed light - field factor r is weak, photon bunching alternates with photon antibunching, and the detuning leads to the reduction of photon antibunching ; to the contrary, the factor r is strong, photon statistical properties are steady bunching, and the detuning makes two - mode correlation properties steady
數值計算結果表明：光場呈現出較規則的壓縮現象；失諧量使原子rabi振蕩呈現周期性崩塌與復甦現象；當r較小時，光子的聚束效應與反聚束效應交替出現，失諧量將削弱光子的反聚束效應；當r較大時，光子呈現恆定的聚束效應，失諧量增強光場兩模非經典相關的穩定性。 -
Laws of collapse columns and prediction of non - mining areas ximing well field of xishan coal field
西山煤田西銘井田陷落柱規律及未采區預測 -
Surface collapse of coal field is one kind of geological disaster with great hazard, which may result from distortion and breakout of overlying strata that lose their support after underground coal beds are excavated in a large area
摘要採煤區地面塌陷是由於地下煤層大面積采空引起上覆巖層失去支撐而變形崩落最後導致地面沉降一種危害很大的地質災害。 -
In the macroscopical field : ( 1 ) the relationship between the moisture and the speed of average collapse was attained, that is, the speed of average collapse will increase with increasing of the moisture at first, but it will decrease when the value get to certain max with increasing of the moisture ; ( 2 ) the model of relationship between the pressure and the speed of average collapse was established on the basis of experiment. the conclusion of that the speed of average collapse bouncing increase with increasing of the pressure was attained and the relationship between stress and distortion was established ; ( 3 ) the method of synthetical evaluation for collapsibility loess under the effect of time, pressure and moisture was offered
在宏觀角度上： （ 1 ）以遼寧阜新地區黃土試樣的固結試驗數據為分析對象，得到了黃土濕陷速率與含水量的關系曲線呈單峰狀態的結論，即黃土濕陷速率在土體浸水初期會隨著含水量的增加而增大，但當含水量超過某一數值趨于飽和含水量時，黃土濕陷速率卻隨著含水量的增加而減小； （ 2 ）立了黃土濕陷速率與壓力之間關系的數學模型，得出了黃土濕陷速率隨壓力的增大而呈階越增長的結論以及阜新地區濕陷性黃土的本構關系； （ 3 ）提供了在時間、含水量及壓力等因素共同作用下，對黃土濕陷性進行綜合評價的方法。 -
Based on the abundant field data and the comprehensive analysis, the authors discusses the distribution, present status and hazard of surface collapse in pingdingshan mining area, defines the suitable rock movement parameters through lots of rock movement observation data, forecast the surface collapse, that caused by exploiting coal, by adopting probability integral method
摘要依據豐富的野外調查資料，通過綜合分析，論述了平頂山煤礦區地面塌陷災害的發育分佈現狀及危害，根據大童的巖移觀瀏資料，確定出適合本區的巖移參數，採用概率積分法對采謀所引起的地面塌陷進行了預測。 -
Firstly, recent study on numerical simulation of collapse of structure and some development in field of damage study are introduced
本文首先對地震力作用下結構破壞數值模擬的研究現狀進行了綜述，介紹了當前結構損傷研究領域的情況。
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