真空度下降 的英文怎麼說

中文拼音 [zhēnkōngdùxiàjiàng]
真空度下降 英文
breaking of vacuum
  • 真 : Ⅰ形容詞（真實） true; genuine; real Ⅱ副詞1 （的確; 實在） really; truly; indeed 2 （清楚確實） cl...
  • 空 : 空Ⅰ形容詞（不包含什麼; 裏面沒有東西或沒有內容; 不切實際的） empty; hollow; void Ⅱ名詞1 （天空） s...
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 下 : 下動詞1. （用在動詞后,表示由高處到低處） 2. （用在動詞后, 表示有空間, 能容納） 3. （用在動詞后, 表示動作的完成或結果）
  • 降 : 降動詞1. （投降） surrender; capitulate 2. （降伏） subdue; vanquish; tame
  • 真空 : [物理學] vacuum; empty space; vacuo
  1. Based on the terszige and biot theory, initially analyze the economical of this experiment, directly save investment 22 % after compute. after that, computing the settlement of highway foundation, comparing the computing and survey value, the predict formula of vacuum - heaped load combining precompression for designing, this formula show that the distortion law of consolidation progress. at the same time, based on the position and room experiment, analyzes the intension transformation in soft soil and criteria of stabilization control

    在太沙基和比奧固結理論的基礎上，先分析了此次試驗的經濟性，經核算直接節約投資22 ，經濟效益十分明顯；隨后對真空堆載聯合預壓法加固軟土路基的沉降量進行了估算，並與實測值作對比分析，得出了真空堆載聯合預壓下的沉降量估算公式，能反映「真空」加固過程的變化規律；同時根據現場和室內試驗，分析了軟土強度的變化，以及給出並驗證了工后沉降控制標準。
  2. On the basis of test results, the effects of operation parameters such as material thickness, heating temperature and pressure of drying chamber on vacuum freeze drying are discussed. aiming at decreasing drying time and reducing energy consumption, these parameters are optimized and optimization results agree well with actual results

    在三因素二次正交回歸試驗的結果分析的基礎上，利用降維分析方法探討了凍干厚度、加熱板溫度和系統的真空度對乾燥時間和乾燥能耗的影響，並對混合加熱條件下單位水分能耗和凍干生產率進行了優化分析。
  3. The value of pore water pressure dissipation can be divided into two parts. one part is produced by vacuum degree and the other part by groundwater table lowering

    加固區內地基中的孔隙水壓力的最大消散值可分為兩個組成部分：一為真空度的直接傳遞導致的孔壓下降值；二為抽真空引起水位線下降進而引起的孔壓消散值。
  4. After the coke being puted into the coke - quenching device, the lid of the device should be shut at once. while the suction pump, refrigeration compressor, high pressured water circuling pump are started, the subpressure will be produced by the burning coke. then, in the vacuum, the coke will be extinguished in a flash. the burning of the coke instantly, still, produces a large quantity of heat which can be taken away by circulating water in refriger and the interlayer, after that, the temperature will fall to 60oc, even lower. in this condition, the coke will be pushed out to be stored, thus, the coke won ' t rekindle

    當焦炭推上攔焦車進入熄焦器后，立即關閉罐蓋，同時啟動真空泵、冷凍機、高壓循環水泵，這時，燃燒著的焦炭就會因真空泵把熄焦器內抽成負壓，由於缺氧，使焦炭熄滅，雖然煤炭在瞬間被熄滅，但由於焦炭生成過程中所產生的大量的熱量還存在，這時，冷凍機和夾層中的循環水的工作就會把焦炭中的熱量帶走，使之在短時間內將溫度降到60以下，在這種狀態下把焦炭從熄焦器內推出入庫，焦炭就不會復燃。
  5. At the initial stage of planar technique, b was employed as ideal diffusion impurity in base - region of npn si planar devices because of the match of its solid - solubility and diffusion coefficient in si with those of p in emission - region, and the good shield effect of sio2 film to b. but because of the relatively large solubility ( 5 1020 / cm3 at 1000 ) and the small diffusion coefficient, the linear slowly - changed distribution of acceptor b in pn junction can not be formed, which could not cater to the requirement of high - reversal - voltage devics. thereafter b - a1 paste - layer diffusion technology and close - tube ga - diffusion technology had been developed, while the former can lead to relatively large the base - region deviation and abruptly varied region in si, which caused severe decentralization of current amplification parameter, bad thermal stability and high tr ; the latter needed the relatively difficult pack technique, with poor repeatability, high rejection ratio, and poor diffusion quality and productio n efficiency

    在平面工藝初期，由於b在硅中的固溶度、擴散系數與n型發射區的磷相匹配， sio _ 2對其又有良好的掩蔽作用，早被選為npn硅平面器件的理想基區擴散源，但b在硅中的固溶度大（ 1000時達到5 10 ~ （ 20 ） ，擴散系數小， b在硅中的雜質分佈不易形成pn結中雜質的線性緩變分佈，導致器件不能滿足高反壓的要求，隨之又出現了硼鋁塗層擴散工藝和閉管擴鎵工藝，前者會引起較大的基區偏差，雜質在硅內存在突變區域，導致放大系數分散嚴重，下降時間t _ f值較高，熱穩定性差；後者需要難度較大的真空封管技術，工藝重復性差，報廢率高，在擴散質量、生產效率諸方面均不能令人滿意。
  6. The x - ray diffraction, scanning electronic microscope and the squid were used to characterize the properties of the mgb2 core in mgb2 / fe tapes and wires. the effect of the proportion of mg, b and sic as well as the sintering parameters on the phase formation, microstructure and the critical current densities of mgb2 / fe tapes and wires was discussed in details. the results showed that the high purity of mgb2 core could be synthesized by both the traditional vacuum sintering and the sparking plasma sintering and the vacuum sintering environment restrained the oxidation of mg effectively

    相對于傳統真空燒結， sps燒結方式成相速度快、樣品晶粒細小均勻、 mgb2超導芯緻密性好、晶間連接優良，因而sps燒結樣品的臨界電流密度明顯高於傳統真空燒結樣品，其中未摻雜的帶材樣品經過sps800 ， 15分鐘燒結后，自場下的臨界電流密度jc值在10k時達到8 . 64 105a / cm2 ，而且隨著測量溫度和外加磁場的增加， sps燒結樣品的臨界電流密度下降率比傳統真空燒結樣品緩慢，在20k ，自場時為5 . 97 105a / cm2 ， 20k ， 3t時，臨界電流密度值仍大於104a / cm2 。
  7. How many pumps were turned on should be based on the dynamic design according to project target. and how many pumps should be in operation in standard shut off procedure. it was approved that although the theoretical boundary of decline of groundwater level is 10m, the actual boundary is only about 6m

    提出了一些與真空預壓加固地基設計相關的概念和處理方法，如定義真空預壓加固區場地形狀系數，提出按加固土體體積來確定射流泵數量、根據工程需要動態設計開泵量、增加停泵標準中對開泵量的規定等設計思想等，論證了真空預壓加固地基時地下水位下降的理論極限深度為10m ，而實際極限深度約為6m 。
  8. The pore water pressure dissipation in the silt is produced mainly by lowering of groundwater table and pore water pressure dissipation in the pvds ( or sand drains ) is produced mainly by vacuum degree

    淤泥地基中孔隙水壓力消散主要是由於地下水位線的下降引起的；而砂井或塑排中的孔壓消散大部分由真空度直接引起。
  9. The cause of vacuum degree formation under groundwater table is discussed in the paper. the testing results show that vacuum degree above the groundwater table is produced directly by pumping air, and that vacuum degree below groundwater table is produced mainly by dewatering and by escaping of sealed air from the end of flexible pipe. based on the bernoulli equation, the limit lowering of groundwater table is analyzed, which is about 5 ~ 7m. the effective influence depth of vacuum preloading has relationship with pvds depth and can be more than 10m

    對地下水位線以下的真空度成因進行了分析，結果表明，地下水位線以下測到的真空度是由於測試軟管中水位下降或部分封存氣體從軟管末端逃逸引起的，與地下水位線以上的真空度由抽氣直接形成在成因上存在不同；根據伯努俐方程，對地下水位下降的極限深度進行了分析，得出真空預壓中地下水位的極限下降深度為5 7m ；對有效影響深度的分析結果表明，真空預壓的有效影響深度與塑料排水板的打設深度具備一定關系，有效影響深度可以超過10m 。
  10. These equipments are vacuum system which is made up of diffusion pump, pipes, water - cooling baffle and rotary vane pump ; the whole chamber, wall and water - cooling wall are made of stainless steel ; the lower part is equipped with cool water sleeve which can fast take out air to gain 10 - 4 or higher vacuum, therefore they are widely used in high - tech fields, such as the platting, electronic, metallurgy, chemical engineering, atomic energy, materials and medicine etc

    Kt系列擴散泵機組是由凸腔擴散泵管道水冷擋板機械泵等組成的高真空系統，整個泵腔泵壁及水冷壁全部由不銹鋼作成，下部配有降溫用急冷水套，抽氣速度快，極限真空高，它可使被抽容器獲得10 - 4或更高的高真空，因此廣泛適用於鍍膜裝飾電子冶金化工原子能材料醫藥等等各種高新技術領域。
  11. The bigger no. 5 6 high pressure heater ' s difference temperature is another factor. the paper detaily analysed the reasons that turbine ' s relative intra - efficiency and condenser ' s vacuum lowering and no. 5, 6 high pressure heater ' s difference temperature rising. it using the thermal system equal quantity analysis method, calculated the value that turbine unit thermal efficiency had been lowered

    論文中對汽輪機相對內效率低、凝汽器真空低於設計值以及# 5 、 6高壓加熱器上、下端差大於設計值的原因進行了詳細的分析，並將各因素對整個熱力系統效率降低的影響程度進行了定量的分析和計算。
  12. Abstract : in this paper, via analysis and research on the actual working situation of jk3 - type vacuum concentrating equipment we have found that reasons of the reduced function of working are the result of that the vacuum degree of work cuts down and isn ' t suitable with the temperature of heating and the heat cycle in each evaporator

    文摘:本文通過對jk3型真空濃縮設備工作性能的研究分析表明：導致其生產能力和蒸發量減少，能耗增加，蒸發溫度升高，產品質量下降的主要原因是各效蒸發器工作真空度下降，加熱溫度和熱循環與其不相匹配所致。
  13. Then, combined with the mechanism of vacuum preloading and based on the layer method, settlement calculation of vacuum preloading was analyzed. the study shows that the vacuum degree under membrane equivalent load method does not accord with the mechanism of vacuum preloading. based on the layer method, vacuum degree difference method and effective stress method are presented. the results show that the final settlement calculated by the vacuum degree difference method is more close to the observation results

    然後，結合真空預壓的機理，基於分層總和法的思想，對真空預壓沉降計算方法進行研究：指出用現有的膜下真空度等效荷載法進行沉降計算不符合真空預壓機理；提出了符合真空預壓機理的真空度差值法與有效應力法，前者所推算的最終沉降量較接近實測推算結果，後者與實際結果存在一定差距。
  14. The technique can avoid produce ti / al chemical compound in high temperature. the chemical compound would increase the difficulty of pressing. the research on vacuum degassing and temperature of pressing can acquire the ideal composite powders of highly

    對ti / al復合粉進行真空脫氣及低溫熱壓制可以降低坯料中空氣含量並提高粉末顆粒的界面結合強度，同時避免高溫下生成tial基化合物增加緻密難度，對真空脫氣及壓制溫度進行研究，獲得理想的緻密度極高的復合粉末。
  15. The statement should be qualified and should specify that all bodies fall at the same rate in a vacuum.

    這個論述應加以限定，並修正如下：所有物體在真空中以相同速度降落。
  16. That seal stress influences to the intensity of seal connect has been studied. generally, the seal connect stress being always harmful to the quality and the reliability of seal parts, it will decline the strength of the seal parts when the stress increases

    一般情況下，封接應力的存在將直接影響封接件的強度和真空氣密性，封接應力對封接件的質量和可靠性總是有害的，隨著封接應力增大，封接件強度隨之下降。
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