rock bed 中文意思是什麼

rock bed 解釋
巖床
  • rock : n 1 巖,巖石,磐石,巖壁;卵石;〈常 pl 〉〈美口〉石子兒;暗礁,巖礁。2 〈the R 〉直布羅陀 (Gibr...
  • bed : n 1 床,床鋪;床位,鋪;(動物的)窩;〈比喻〉安樂窩,墳墓;床墊;睡眠;就宿。2 婚姻,夫婦關系。3...
  1. To strip it from sea - bed rock and transport it to seabank, it is necessary for us to understend the friability of cobalt crust

    欲將結殼從海底基巖上剝離並采出海面,必要弄清鈷結殼的破碎特性。
  2. The thesis analysises the typical model profile and the special rock profile of wudaoliang group of miocene epoch in hoh xil basin. and be used the biocalcarenite with the marl rock take the marker bed of wudaoliang group

    論文對可可西里盆地中新世五道梁群的典型剖面和特殊巖性剖面進行了分析,並以泥灰巖和生物碎屑灰巖作為五道梁群的標志層。
  3. The oil shale in the lower chang7 oil - bed was the main source rock of oil in the researched area

    長7下部的張家灘油頁巖是研究區主要的烴源巖。
  4. Potholes are developed in the solid rock of the bed by pebbles and boulders swirling around in eddy currents.

    堅固的巖石床由於旋渦中盤旋的卵石和巨礫形成很多鍋穴。
  5. Finally, respect to the beam effect induced by special high ratio of modulus of elasticity of baise gravity dam, the sensitivity analysis are carried out to study the relation among displacement, stress state of dam and rock bed parameters

    最後,針對百色重力壩特殊的高彈模比地質條件所致懸臂效應,對壩體及壩基的變形和應力狀態與壩基力學參數之間的關系進行了參數敏感性分析。
  6. Bed rock is continuous.

    基巖是延續不斷的。
  7. Coarse gravel or crushed rock laid to form a bed for roads or railroads

    道碴用來鋪公路或鐵路路基的粗砂礫或碎石
  8. Synthesizely contrasted the suonahu formation profile of the northern qiangtang basin and cuoqin basin of miocene epoch, used the intraclast ash rock as the marker bed of the suonahu formation

    對羌北盆地和措勤盆地中新世的嗩吶湖組剖面作了綜合對比,將內碎屑灰巖作為嗩吶湖組的標志層。
  9. This is the other main reason for the overpressure in kuche depression to be preserved. we analyzed the effect of fracture in the gas deposit formation and hold that different kinds of fracture have different effect : hydrocarbon dissipation and relief effect of crossing salt bed faults that run through source rock, reservoir, and caprock ; filling effect of under salt bed faults that run through source rock and reservoir ; slippage faults that did not connect source rock have no effect to hydrocarbon accumulation and dissipation ; adjusting faults in reservoir have effect of adjusting formations for hydrocarbon distribution

    分析了斷裂在天然氣成藏中的作用,認為不同類型的斷裂在天然氣成藏過程中的作用是不同的:貫通生、儲、蓋層的穿鹽斷層對油氣散失和泄壓作用;貫通源巖和儲層的鹽下斷層對抽氣運聚的充注作用;不連接源巖的滑脫斷層對油氣聚散無作用;儲層內調整斷層對油氣分佈起調整層位作用。
  10. A very common sedimentary rock is called shale, which is a soft rock and was obviously formed by being deposited on the sea bed

    一種十分常見的水成巖叫油頁巖,他是一種很軟的巖石,很明顯是因為被壓積在海底而後形成的。
  11. Seismic survey is a new method used to civil engineering area in recent years. it was widely applied to survey or detecting of roadbase, dam base, foundation of building, tunnel, river bed, lake bed and etc. the chief methods are reflection method, refraction method, wave velocity testing, surface ware survey and transverse wave suivey. seismic survey can divide different layer, measure the incidence of sediment stratum, detect the structure of rock, test the handle effect of surface wave survey, we can calculate the carrying capacity of foundation and other mechanical parameters. this technique can give service to some big engineering departments such as highway developing company, survey design company, water supply company, plan bureau, construct bureau etc

    應用於工程的主要方法有反射波法折射波法波速測井面波法及橫波勘探等。地震勘探能詳細劃分地層高精度地確定沉積地層的傾角能夠準確探明巖體構造褶皺斷層破碎帶裂隙帶對于回填工程路基壩基,地震勘探可以檢測其回填處理效果對于隧道工程,可以探測隧道洞體的圍巖分類及洞口地質情況利用面波勘探所得到的瑞利波速度,可以準確推算地基的承載力動彈模量等力學參數。
  12. Taking the earth - rock dams with straight clay core constructed on thick moraine cover foundation and directly built on bed - rocks with the same sizes and the same materials for example, two - dimensional dynamic fem programme is used to contrast and analyze the static stress distribution and dynamic response difference of two types of high earth - rock dams in the intensive earthquake zones

    摘要以相同尺度和相同材料的建造在深厚覆蓋層上直心墻土石壩和直接建設在基巖上的直心墻土石壩為例,採用二維動力有限元程序對比和分析了強震區兩種高土石壩的靜應力分佈和動力反應的差異。
  13. In this thesis, first, reasons and factors for the stability of loose rock dams were summarized according to the field surveys and certain expert ' s experiences. then, researches on block stability problems were reviewed, and according to the relationship between grain size and incipient velocity, it is found that the block weight is in direct proportion to 6 - 9 power of incipient velocity, and 50 % increase of the velocity will result in about 40 times change of the block weight. after that, experiments were conducted in a flume, focusing on the relationship between incipient velocity and some main factors including block weight, water depth over the dam, cross - section size, block material and river bed material

    本文首先根據散拋石壩損毀情況的現場調查資料,結合有關專家多年的整治經驗,總結出壩體的損毀原因及影響因素;對現有塊體穩定性的研究成果進行回顧和總結,並針對散拋石壩的直接損毀現象,結合山區河流的水流、地形特點,利用塊體粒徑與起動流速的關系,提出塊體穩定重量與起動流速高次方成正比的概念,流速50的增長可能導致塊體穩定重量接近40倍的變化;通過二維變坡水槽試驗,研究了壩體穩定的主要影響因素,包括塊體重量、壩頂水深、斷面尺寸、塊體材料(塊石和卵石兩種) 、護底等,結果表明對于山區河流,試圖僅僅通過增加壩體單個塊體重量或斷面尺寸來提高壩體穩定性效果甚微;最後,根據西部地區的自然、經濟、交通等條件,提出可以採用柔性混凝土鉸鏈體等一類整體性較好的護面層作為散拋石壩的防沖毀措施,以期取得良好的工程效果。
  14. The research shows that beir depression characterized as several resources, thin facies, and more kinds of reservoir. the lowstand system tract of nantun formation is the principal target reservoir with best source rock and reservoir. the upper mudstone developed in transgressive system tract of damoguaihe formation is the important regional sealing bed, forming the best oil source bed, reservoir, caprock pattern

    綜合研究表明,貝爾凹陷具有多物源、相帶窄、儲集類型多的特點,南屯組低水位體系域具備生油和儲集條件,是海拉爾盆地的主要勘探目的層段,其上部的大磨拐河組水進體系域發育的泥巖是良好的區域性蓋層,可以構成良好的生儲蓋配置。
  15. The study shows that the most likely sliding path is located shallowly under the rock bed and the sliding path runs close to a line from tensile area at dam heel to dam toe. staircase sliding paths buried less than 14 meters bellow dam heel are also dangerous, but they are not the most dominant

    研究表明,最危險滑移路徑處于壩基面以下淺層,滑移通道為從上游壩踵拉裂區沿近直線方式向下游壩趾滑出;正常蓄水位時, 9b 、 4b壩段最危險滑移路徑安全系數分別為k _ s = 4 . 15 、 3 . 05 。
  16. Step 6 : after complete the grouting and curing work between all the installation work in the liner ( including process piping, pipe support, etc. ) & liner and rock bed, complete the installation work of top elliptic head of liner using 35 / 50 ton hyd - crane and 25 ton truck crane

    第六步:待襯管內所有的安裝工作(包括工藝配管、管道支架等)及襯管與巖床間的灌漿、養護工作完成後,用35 / 50噸液壓起重機和25噸汽車起重機完成襯管頂部封頭的安裝工作。
  17. Analyzing on the elastic wave parameters characteristics of datong jurassic coal rock bed

    大同侏羅紀煤田煤巖層彈性波參數特徵淺析
  18. Ordovician carbonate rock bed of ordovician reservoir in qianmiqiao buried hill experienced two times of karst exposure and the post plaeogene deep - buried diagenesis

    摘要千米橋潛山奧陶系儲層經歷了兩次裸露巖溶及古近紀后的深埋藏成巖作用。
  19. General situation and characteristics of upper & lower lockheads design of zhuzhou navigation - power junction, and the contents and effect of simulation research on lockhead constructed on weak bed rock and ununiform rock bed are described

    摘要介紹株洲航電樞紐船閘上下閘首的設計概況和特點、軟弱巖石地基和不均勻巖石地基上閘首模擬研究的內容和效果。
  20. At present, limit equilibrium method is one of the conventional slope stability analysis methods. it ca n ' t consider nonuniformity of mechanical characteristic of landslide body and its rock bed and the effect of stress distribution on the gilding surfaces, since the rigid body assumption is adopted in this method. furthermore, this method ca n ' t accurately consider inactive forces between slices

    目前常用的邊坡穩定分析方法中的極限平衡法由於採用了剛體假定,無法考慮塌滑體及其基巖力學特性的不均勻性和滑動面上應力分佈的影響,此外還不能準確考慮條塊間的作用力,而另一種常用的邊坡穩定分析方法? ?常規有限元分析方法,當滑動面全部處于屈服狀態或邊坡的實際抗滑穩定安全系數小於1時無法求解。
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