等效容積 的英文怎麼說

中文拼音 [děngxiàoróng]
等效容積 英文
equivalent volume
  • : Ⅰ量詞1 (等級) class; grade; rank 2 (種; 類) kind; sort; type Ⅱ形容詞(程度或數量上相同) equa...
  • : Ⅰ名詞(效果; 功用) effect; efficiency; result Ⅱ動詞1 (仿效) imitate; follow the example of 2 ...
  • : Ⅰ動詞(積累) amass; store up; accumulate Ⅱ形容詞(長時間積累下來的) long standing; long pending...
  1. Then the finite element equations are derived with the effective heat capacity method. common time - stepping method and precise time integration ( pti ) method are used to solve the equation

    然後基於法推導了伴有相變過程的傳熱控制方程的有限元列式,並且分別研究了用常規的時間差分法和精細分法求解上述有限元方程。
  2. This paper supplied a new way through variable frequency variable speed ( vfvs ) to change its output flow rate and adding a constant - pressure - drop valve, which could solve the defects in hydraulic pressure servo control system, such as low efficiency in control system, short life, poor ability in resisting pollution, low efficiency in driving system and flow rate, pressure pulse. and this way was proved to be effective

    本論文針對傳統伺服控制系統率不高、元件壽命短、抗污染能力差、驅動系統率低、存在流量及壓力脈動缺陷,利用先進的交流變頻調速技術改變液壓泵轉速的調速新方法,提出了在液壓系統中加一個定差減壓閥的新思路,較好地解決了液壓伺服系統存在的上述問題。
  3. The flow diagram of a lpg bottle paint - drying heating system using heat carrier as heat - medium, which has similar properties as other heat - carrier heating systems, has been improved, which has good effect in avoiding oil - spraying, shortening dehydration time and power - fail protecting etc. after making a series of analysis, calculational methods of expansion tank dimension have been deduced, which takes the moisture boiling - off of heat carrier into account and accords with real conditions

    對與其它熱載體加熱系統具有共性的鋼瓶熱載體加熱系統的流程圖進行了改進和完善,在防止噴油、縮短脫水時間和停電保護方面取得了良好果。通過分析,整理出了熱載體加熱系統膨脹器的計算方法,該方法考慮了熱載體所含水分汽化而帶來的影響,比原有的計算方法更加符合實際。
  4. The switched capaci tor filter is the counterpart of the continue time analog filter " s sampling, it is more adapted to the miniaturization of the circuit and can realize the higher accuracy transfer function, especially the design of the cmos integrated sc filter based on the biquad have advantage of high accuracy, small area, low power consumption, simple architecture and easy to debug. it has important academic and practical means of the sc filter " s research and design

    開關電濾波器是連續時間模擬濾波器的采樣時間電路,更適合電路的小型化,同時也實現高精度的傳輸函數,尤其是基於雙二階的cmos開關電濾波器設計具有高精度、面小、低功耗和電路結構簡單,易於調試優點,所以研究和設計開關電濾波器有著重要的理論和實際意義。
  5. The lime control effects are represent on plant high, leaves area, root cubage and others for maize plant growth influenced by heavy metal lead, and the differences are prominent between meliorative treatment and single lead pollution treatment

    石灰對重金屬鉛影響玉米生長的抑制應表現在株高、葉面、根,改良處理與單一鉛污染的處理差異顯著。
  6. These characteristics and phenomenons have effect on the quality of gear pump, and it is difficult relatively to research them by theory. at present the research is limited to the phase of examination testing. theoretic research of the characteristics and the phenomenons of polymer gear pump are blank in china when the gear pump feeds the viscous polymer liquid of chemical flow with high temperature and high pressure

    齒輪泵除具有流量和率、扭矩和機械率、功率和總基本特性外,還存在著困油、噪聲和氣穴現象,這些特性和現象直接影響齒輪泵的質量,對斜齒齒輪泵的這些特性和現象的理論研究難度較大,目前大多仍局限於實驗測試研究階段,而聚合物齒輪泵在輸送化工流程中的高溫、高壓的粘流態聚合物時特性的理論研究在國內基本還處于空白。
  7. The pin silicon photodiode made by alice - china group, which has a large area and high performances, is an important part of the photon spectrometer ( pros ) pbwo4 detector read - out system on the alice experiment. the pin diode has a sensitive area of 16x17 mm2. its leakage current is lower than 5na at room temperature

    本工作研製的pin硅光電二極體的靈敏區面為16x17mm2 ,常溫漏電流小於5na ,紫光區量子率約為83 % ,結電為110 - 120pf ,以及由pin光電二極體與電荷靈敏前置放大器組成的讀出系統的噪聲水平在- 25下小於527個噪聲電荷,並經過了長期性能穩定性的考驗
  8. According the key factors we find, we bring forward a new conception : multilevel suppressor and design a new high performance suppressor whose ion - exchange membrane has bigger areas and using three electrodes including one cathode ( anode ) and two anodes ( cathode ), at the same time we fill the suppression compartment with one kind of ion exchange resin which has moderate exchange capacity. according to our experiment ' s results, we find the new type suppressor has quite high working current efficiency and suppressing capacity. in most cases, the suppressor ' s current efficiency is over 90 % ; the suppressor can transform the naoh ( concentration : 200mmol / l, flow rate : i. oml / min, conductance : over 10000 i - i s cm " ) to pure water ( conductance : 8. 9 it s cm in chapter 3, the high performance suppressor is applied in determination some trace - amounts ions in plating solution, sewage. in this chapter, we also have a research on the gradient ion chromatography

    第二章首先以xyz - 1型電化學抑制柱為例,分析了電化學抑制柱的抑制過程得出影響抑制量的主要因素主要是抑制柱的電流率和離子交換膜的極限電流密度,因此採用中交換能力的離子交換樹脂作為抑制室的填料以提高電流率,在通常情況下電流率可達到90以上;在選用同種離子交換膜的前提下,可通過增加離子交換膜的有達到提高極限電流的目的從而提高抑制柱的抑制量,因此提出了多級抑制的概念並據此研製了共電極式高量電化學抑制柱,該抑制柱最高可將流速為1 . 0ml / min ,濃度為200mmol / l電導率超過10000 s ? cm ~ ( - 1 )氫氧化鈉溶液抑制為電導率低至8 . 9 s ? cm ~ ( - 1 )的純水,並且具有穩定性高、分析結果準確優點。
  9. Scroll compressor is a new type compressor which is developed quickly recently, widely used in refrigeration and air conditioning industry. it has characteristics of high efficiency, consuming little energy, few parts, compact structure and working smoothly

    渦旋壓縮機是最近快速發展起來的一種新型高式壓縮機械,具有率高、能耗小、零部件少、結構緊湊、運行平穩特點,廣泛應用於製冷空調及氣體壓縮領域。
  10. The electrochemical impedance spectroscopy of nickel electrodeposition indicates that nickel electrodeposition occurs in two steps, the medium frequency inductive loop is ascribed to the relaxation of the electrode coverage by an adsorbed intermediate such as niohads, the low frequency capacitive loop may be due to the inhibition of nickel electrodeposition by adsorbed hydrogen. the mechanism and equivalent circuit of nickel electrodeposition were proposed on the basis of the analysis of electrochemical impedance spectroscopy

    不銹鋼電極上電鎳的電化學阻抗行為表明氨絡合物體系鎳電沉過程是二次放電過程,中頻感抗弧是由於中間吸附產物nioh _ ( ads )的弛豫現象引起,低頻抗弧可能是由於吸附氫原子對鎳結晶的阻滯作用引起,依據實驗結果提出了氨絡合物體系鎳電沉的反應機理和電路模型。
  11. Abstract : according to the characteristics of solid - liquid two - phase flow, the equation of motion and the equation of continuity for hammer computation are deduced in this paper. the equations are applied to analyze the effect of different prevention deveces used to relieve water hammer pressure in pipeline transport with displacement pumps. it is concluded that the air vessel and pressure relief valve are better than other devices

    文摘:本文針對固液兩相流的特點,建立了水擊計算的運動方程及連續方程,並採用新方程對礦山常採用的泵輸送中使用的儲氣罐、泄壓閥、緩閉逆止閥減緩水擊壓力的防護措施進行了計算分析,得出儲氣罐、泄壓閥減壓果最好的結論。
  12. In this paper, we aim at establish heat and mass coupled transfer model in the building wall, the emphasis of this study lies in creating a coupled and non - linear diferential equation system for the heat air and moisture transfer in the wall, which can be described by means of continuum mechanics and irreversible thermodynamics, the most dominant factor is moisture conten 9la gas pressure pc and temperature t, for the description of heatair and moisture transport, the general mass balance equation can be expressed by the temporal change of moisture conten 9 l, gas pressure pc and temperature t that means, in order to create a closed solvable equation system, the other additional dependencies have to be found, which the other variable depending on the variables of the solution : moisture conten 6 l gas pressure pc and temperature to the model is verified by the numerical simulation software which has been developed about building wall.,

    根據節能設計要求,本文用熱力學的方法,並根據多孔介質中多相流體流動描述方面的最新研究成果? ?體平均方程,建立了墻體熱、濕和空氣耦合熱質傳遞模型,並推導出熱、濕和空氣耦合傳遞擴散方程;找到建築墻體熱、濕及空氣耦合作用下熱質傳遞過程的主要影響因素濕量_ l 、氣壓p _ c和溫度t 。開發了單體材料墻體熱質傳遞數值模擬軟體,用實測數據對軟體進行調試並對模擬計算結果進行了驗證。模擬出了單材料墻體在熱、濕和空氣耦合作用下建築墻體內的溫度和濕度分佈規律。
  13. Technological innovation in beer wastewater treatment by the absorption - degradation method may dispose some problems, such as sludge blocking, sludge expanding, poor volume decreacing and high cost

    摘要對採用吸附降解法處理啤酒廢水的工藝進行了改造,解決了污泥的堵塞、污泥的膨脹、池體有下降、運行成本較高問題。
  14. Scroll compressor, used as main engine in auto aircondition system, has small volume, light weight, low noise, low vibration, good seal, high volume efficiency and high heat insulation efficiency

    渦旋壓縮機是汽車空調器的製冷主機,具有體小、重量輕、低噪聲、低振動、密封好、率和絕熱率高優點。
  15. In this paper analyzing reservoir depositional features, lithologic features, developing law of sand body, reservoir physical properties, microporosity structure and the principal direction of maximum horizontal stress of leng 43 block, some factors affecting the effect of development and choice of development ways are studied

    本論文從研究儲層沉特徵、巖性特徵、砂體發育規律、儲層物性、微觀孔隙結構特徵、最大水平主應力方向入手,分析儲層特徵尤其是儲層非均質性對開發果和開發方式的影響,並針對下步轉換開發方式進行了研究。
  16. By such means as changing the diameter ratio of the box and pipe and the volume of the stable pressure box, the effect of the box in different situations is contrasted

    通過改變穩壓箱阻尼管的直徑比、穩壓箱的方法,比較了穩壓箱在幾種不同情況下的穩壓果。
  17. The mathematical and circuit analyses of the converter show that the output current of the dc - dc converter tends to be saturated with the gradually increasing product of the operation frequency and the capacitor capacitance in the case of a determinate effective loop resistance

    分別用matlab和pspice從理論和電路兩個方面進行的模擬研究都表明:在同路電阻一定的情況下, dc - dc變換器的輸出電流隨工作頻率和電量乘的增大而趨于飽和。
  18. This paper utilizes the software matlab to program the each working volume. it helps to analyze the volume change curve. at the same time, comparison with combination profile compressor and single circle compressor is presented, with the result that combination profile compressor has the advantages of high efficiency, little leakage and high quotient of volume using

    論文運用matlab數學軟體對新型組合曲線渦旋壓縮機的各個壓縮腔的進行了編程運算,對各個壓縮腔的變化規律給出了幾何直觀的描述,並且對組合曲線壓縮機和圓漸開線的壓縮機進行了性能對比分析,證明組合曲線渦旋壓縮機具有率高、體利用系數大優點。
  19. Equivalent air volume

    空氣
  20. Owing to the cylindrical surface of piston and jar hole, radial piston pump can be assembled accurately. compared with the axial piston pump, the radial piston pump is better against impact, moreover, it has longer life, higher cubage efficiency and higher control precision

    由於徑向柱塞泵具有柱塞與缸體內孔均為圓柱面,易達到高精度的配合結構特點,因此,比軸向柱塞泵耐沖擊、壽命長、率高、控制精度高。
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