超聲層 的英文怎麼說

中文拼音 [chāoshēngcéng]
超聲層 英文
hyperacoustic zone
  • : Ⅰ動詞1 (越過; 高出) exceed; surpass; overtake 2 (在某個范圍以外; 不受限制) transcend; go beyo...
  • : i 量詞1 (用於重疊、積累的東西 如樓層、階層、地層) storey; tier; stratum 2 (用於可以分項分步的...
  1. Changes of the longitudinal and transversal wave velocities in different directions and the rock velocity anisotropy as a function of confining pressure have been studied under laboratory ultrasonic frequency for shale and sandstone with marked foliation, which had been saturated by the fluids with different viscosity kerosene and vacuum pump oil and salinity distilled water, 50000

    利用不同黏度煤油和真空泵油不同礦化度蒸餾水50mg l和150mg l的nacl溶液的流體對頁巖和具有明顯理的砂巖進行飽和,在實驗室頻率下研究樣品不同方向縱橫波速度以及各向異性參數
  2. 6 - phosphogluconate dehydrogenase ( 6 - pgadase, ec 1. 1. 1. 44 ) was isolated by homogenate, ammunium sulfate fractionation, deae - sepharose chromatography, blue - sepharose affinity chromatography and gel filtration with sephadex g - 200 from bacillus subtilis, and some properties of the enzyme had been studied. a 113. 8 - fold purification was obtained with a 8. 2 % yield. the purified enzyme moved as a single electrophoretic band in page

    將枯草芽孢桿菌波破壁后的粗提取物進行分段鹽析、 deae - sepharose陰離子交換柱析, blue - sepharosecl - 6b特異結合柱析和sephadexg - 200凝膠過濾等純化步驟,得到聚丙烯酰胺凝膠電泳為單一蛋白區帶,比活為1 . 46u mg的酶制劑。
  3. Considering the nonuniqueness and instability of ultrasonic computerized tomography for structural concrete as well as the ultrasonic transmission characteristics in concrete, a natural weight matrix with dear physical meaning was introduced in the inverse algorithm

    摘要針對混凝土析成像結果不唯一和穩定性差的問題,首先依據波在混凝土中的傳播特點,在反演演算法中引入物理意義明確的自然權矩陣,對走時較小的射線和射線較密的成像單元加以重權。
  4. Purified fusion protein gst - hnadc3 was used as an immunogen to inoculate rabbits and the antibody against the gst - hnadc3 fusion protein was raised, and was purified by gst sepharose 4b affinity chromatography to remove the antibody against gst

    Ptg誘導表達,破碎細胞后,採用親和析方法純化融合蛋白gst十nadc3 ,並以此為抗原免疫紐西蘭株白兔制備融合蛋白抗體。應用親和析的方法對gst十nadc3融合蛋白抗體進行純化,以去除抗gst抗體。
  5. By using color doppler ultrasonography and blood cell counter, the recovery of blood cell counts and hypersplenism in 2 patients, undergoing orthotopic liver transplantation, who were diagnosed having hepatocirrhosis with portal vein hypertension and congestive splenomegaly before the transplantation were clinically observed

    採用全血細胞計數監測和彩色多普勒的方法對兩例因肝硬化合併門脈高壓脾功能亢進而行同種異體原位肝移植術的患者進行了臨床觀察。
  6. According to the m1l - std - 883c standard of thermal cycle loading, the delamination propagation rates at the interface between chip and underfill were studied experimentally by using c - mode scanning acoustic microscope ( c - sam ) for two types of flip chip packages with different states of solder joint

    採用mil - std - 883c標準,通過溫度循環實驗,使用高頻顯微鏡( c - sam )無損檢測技術,測量了在不同焊點狀態下, b型和d型兩種實際倒裝焊封裝晶元與底充膠界面分裂縫傳播速率。
  7. The whole frame used in this paper is that, first, by using video card, we get a series of b - scan images, then delete the noise in this images. secondly, draw the outline of interesting object in each image by manual, through clicking mouse on screen. thirdly, reconstruct 3d - image using 2d contour

    本文圖像處理採用的總體方案是:首先,運用圖像採集卡從b儀獲取一系列斷面圖像,然後對圖像進行去噪預處理,再通過人機交互的方式,手工勾畫出各圖像中感興趣目標的輪廓線,並運用三維重構技術進行三維重構,最後運用opengl將三維圖像顯示出來。
  8. The result shows that with the addition of rare earth elements, ultrasonic irradiation and magnetic field, the chemical component, surface configuration, microstructure and properties of electroless co - ni - b and co - fe - b alloy changes remarkably. such kind of change can be described as the followings. firstly the depositing speed of electroless alloy bath is raised while the polarizability and cathodic overpotential are reduced ; secondly the surface quality of the alloy coating and adhesion of the coating and matrix are improved ; thirdly in the coatings the content of the elements in the transient group increases, but the content of cobalt decreased ; fourthly the amorphous structure is transformed to microcrystal structure and polycrystal structure ; fifthly the microhardness and wear resistance of the coating are enhanced ; sixthly coercitive force is reduced, and magnetoconductivity of the coating is increased ; lastly the magnetic intensity of the coating increases with the addition of energy and light rare earth elements such as ce, la and decreases with the addition of heavy rare earth elements such as y. on the other side, when the alloy coatings passes through the heat treatment under the temperature of 250 or 500, their properties will change

    結果顯示化學沉積co - ni - b 、 co - fe - b工藝在稀土元素( ce 、 la 、 y 、 dy ) 、能量(波、磁場)介入后,沉積過程、合金成分、鍍形貌結構和性能都有顯著變化,表現在:鍍液的陰極極化過電位和極化度降低,沉積速度提高;鍍的結合力、表面質量改善;鍍中過渡族元素的含量增加,輕元素硼的含量降低,同時證實了稀土元素與過渡族元素共沉積的可能性;鍍的顯微結構由非晶態向微晶和多晶態轉變;鍍的顯微硬度與耐磨性提高,力學性能優化;鍍的矯頑力降低;磁導率提高;鍍的磁化強度在能量(波、磁場)和輕稀土元素ce 、 la介入后提高,重稀土元素y介入后降低。
  9. As indices of generalized atherosclerosis, the team recorded the baseline intima - media thickness of the common carotid artery and the presence of carotid plaques using ultrasonography

    研究小組使用掃描技術記錄了正常頸動脈內膜中的基線厚度,以及頸動脈斑塊的存在,作為一般動脈硬化癥的指標。
  10. 30 litre couplant tank. automatic pumped supply with full recirculation. visual and electronic level display. continuous couplant monitoring by flow sensor and ultrasonically

    30升的耦合劑儲蓄槽。自動化泵槽裝置可以將其完全循環利用。可顯示直觀的電子面。通過流量傳感器和波地來對耦合劑進行連續監控。
  11. A new release of an integrated cardiovascular information system now integrates exam results from all major cardiology subspecialties ? interventional cardiology, cardiovascular ultrasound, electrocardiogram ( ecg ), nuclear cardiology, cardiac computed tomography ( ct ), cardiac magnetic resonance imaging ( mri ), and electrophysiology ( ep )

    一種剛投放的綜合心血管信息系統,現在整合所有心血管專業的檢查結果,包括心臟介入、心血管、心電圖( ecg ) 、核放射心臟病學、計算機斷掃描( ct )心臟核磁共振( mri )和電生理( ep )學。
  12. ( 4 ) by use of dynamic strain testing, the ultrasonic wave, bedded composite rock damage and fracture mechanisms and the fragmentation process during blasting have been experimentally studied

    ( 4 )運用動態應變測試技術、波檢測儀對狀復合巖體的爆破損傷破壞機理和破壞過程進行了實驗研究。
  13. Although a dual - mode scramjet ' s configuration is simple and mainly consists of inlet, combustor and wake nozzle, its working process is complicated, especially in the combustor, involving a lot of subjects, including hypersonic aerodynamics, combustion chemistry, etc. the inner flow of a combustor is three - dimensional and complicated, including the interaction of shock wave, deflagration, vortex and boundary layer, and so on

    它涉及到高速空氣動力學、燃燒化學、擴散傳質等多門學科;其內部的實際流動是復雜的三維流動過程,充滿著激波、膨脹波、燃燒波、各種渦系、附面及其相互之間的干擾,因此,燃燒室問題是整個發動機研究的關鍵所在。
  14. Fusion expression of m - centrin in e. coil bl21 was performed by induction of fptg. fusion protein was digested by ppase and was purified by gst chelating affinity chromatography and ion exchange chromatography. the final products were checked by sds - page gel

    融合蛋白gst - m - centrin菌體經過波裂解后得到的上清夜經過gst親和析後用prescissionprotease ( ppase )酶切,酶切產物再次經過gst親和析和hitrapq陰離子交換析兩步柱析純化后,得到純度較高的的m - centrin 。
  15. The omt after its suspension treated with ultrasonic wave was inserted with poly ( styrene - butyl acrylate ) emulsion. xrd test found the layers of omt particles were dispersed partly in the composite ; extraction experiment of nano - omt / pba - st composite indicated a great amount of macromolecule has inserted into the interlayer of omt. dta analysis showed the decompose temperature of composite has improved by 73 at 4 % omt

    將omt的水懸浮液經波處理,與苯丙乳液復合, omt p ( ba - st )復合物的萃取和xrd試驗證明乳液的大分子已經大量嵌入omt間,使大部分omt以納米級均勻分散於苯丙乳液之中; dta分析結果說明添加4 omt苯丙復合材料的分解溫度升高了73 。
  16. To overcome these shortcomings, exploration methods for ultrasonic ct and rayleigh wave and their applications in engineering are researched in this paper

    本文即針對這一問題,對超聲層析和瑞雷波探測方法及其工程應用進行了探索研究。
  17. In section five, in accordance with the drill prospecting, the paper applies the developed rayleigh wave method to detecting the ground of the navy scientific experiment building, the result is also very well. all of these prove the applicability of rayleigh waves method in engineering field and the feasibility of ultrasonic ct method to detect the weathering degrees of stone relics

    第五部分把改善後的瑞雷波勘探方法結合鉆孔勘探應用於海軍科研試驗樓工程勘察中,效果較好,進一步證實瑞雷波勘探方法在工程領域的適用性,同時也說明了超聲層析方法應用的可行性。
  18. For ultrasonic ct and rayleigh wave exploration have advantages of high efficiency, low cost and easy practice, they are applied broadly in engineering

    超聲層析技術和瑞雷波測試技術具有效率高、成本低、易實施等優點,在工程中得到越來越廣泛的應用。
  19. A new approach to assess the weathering degrees of rocks by the variation of rayleigh wave velocities is put forward in this paper, and the weathering degrees of the marble plate revealed by this method is exactly coincided with the actual weathering situation of this plate

    在第四部分中通過把超聲層析和瑞雷波勘探方法應用於故宮玉石欄板風化程度評價中,對檢測的精度和準確性做了一定的研究,提出了由利用瑞雷波速變化評價巖石風化程度的新方法,結果比較理想。
  20. The second section and the third section detail with the theory of ultrasonic ct and rayleigh wave, present solutions for some problems to improve the applicability of ultrasonic ct and rayleigh wave exploration, and compile the computer program for ultrasonic ct, and improve the analytical program for rayleigh wave exploration

    第二部分和第三部分對超聲層析( uct )和瑞雷波勘探的基本原理進行了詳細的闡述並針對當前超聲層析和瑞雷波勘探方法的適用性,提出了一些解決方案,編制了超聲層析的反演程序和改進了瑞雷波勘探正、反演程序。
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