面積容積比 的英文怎麼說

中文拼音 [miànróng]
面積容積比 英文
area volume ratio
  • : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
  • : 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...
  • : Ⅰ動詞1 (比較; 較量高下、 長短、距離、好壞等) compare; compete; contrast; match; emulate 2 (比...
  • 面積 : [數學] area
  1. This shift of barycenter is proportional to the tilt angle and is a function of the tank area and tank spacing.

    重心的偏移量與傾斜角成正,並且是器之間距離的函數。
  2. In the course of working, , the plow will make use of the shuttling method so that it can dig alternately either on the left or on the right. compared to the unilateral plow, it can improve the productivity because it can help leave off the soil 、 take from the consumed energy and reduce the empty journey. to meet the requests above, we will use a remote cylinder with both a small cubage and double functions, approximately designing the plow to be columniform and symmetric. after the experiment for a period in the field, we found that the most frayed areas had happened at the places of both plow shank and share and at the same time the base of the remote cylinder had ruptured suddenly

    與單向犁相,其優點在於:耕地無開、閉壟,地表平整,降低了耕后整地的能量消耗,減少了地頭的空行程,因而大大提高班次生產率。為了滿足犁體梭式作業的要求,我們採用了一隻小雙作用的液壓油缸;同時對犁壁曲的形狀採用了近似圓柱形的對稱設計。但經過一段時間的田間試驗,我們發現:該犁犁胸部分的犁脛和犁鏵上的犁尖在工作中磨損較為嚴重;主犁梁和油缸缸體的連接部分(即油缸底座)突然發生了斷裂,造成整個犁體無法正常工作。
  3. The studies of plane heterogeneity are as follows : the text counts the parameters of the sandlayers " geometric shape of different sedimentous microfacies ; speculates the conditions of lateral communication by sandstone density according to the method brought forward by j. r. l. allen ; gets a group of parameters including the reservoir thickness, porosity and coefficient of permeability by using kriging method according to the data of logging results ; makes certain the direction of coefficient of permeability with variation function by modeling globosity function ; divides the sandlayers into five types by using the method of flowing cell based on three parameters, that is x h, kxh and h / h, and accounts the favorable region. on the base of above - mentioned studies, the text evaluates the heterogeneity of sandlayers and gives the resolutions to these problems to serve the development of the field

    Allen )等人提出的統計方法,用垂向上砂體密度的界限來推測砂體側向連通情況;根據每口井的測井解釋資料,利用克里金插值法對外間進行插值,得到了一組反映儲層特徵在平上變化的參數,包括儲層厚度分佈、孔隙度以及滲透率,並且成圖;利用變差函數法,通過球狀函數模擬,確定儲層優勢滲透率方向:根據流動單元法,以儲能系數、系數以及凈毛厚度三個參數為依據,通過聚類分析方法進行流動單元劃分,並且按照參數特徵將其分為五類,統計各砂層有利流動單元區塊。
  4. In addition, it had been investigated in extenso how the specific area and pore size affected the capacitance values and characteristics

    本文還對及材料孔徑如何影響電大小及性質方進行了較為詳細的探討。
  5. The carbon nanotubes ( cnts ) are attractive materials for electrodes of supercapacitors due to their superb characteristics : chemical stability, low mass density, low resistivity, and large specific surface area

    納米碳管導電性好、大、微孔集中在一定范圍內,從理論上講是製作超級電器的理想材料。
  6. Because the well reservation of the advantages of traditional large sacle advertising airboat, thoughtful design and argumentation on every level has been made, the dimension of the airboat reduced to 9 - 16 meters, adaptable area remarkably increased, flying agility obviously improved, a place as large as a playground is enough for it s taking off or landing, a space as size as a bus warehouse is sufficient to store the airboat, the advertising area of the airboat on it s two sides become less to 9 - 12 square meters, the altitude where such airboat can fly is much lower than that that drives person, presenting a little difference in views of the people on the ground, so capable to take the place of human - driving airboat, on the other hand when the size reduced, the operation, use, freight and maintenance become very easy, easy operation become it s first advantage : remote controllable, no professional driver needed, common personal can operate it after a short trainning, trainning time ranges from 3 - 5 days single, 15 - 30 days for people

    是因為它完美的保留和發展了大型載人廣告飛艇的優勢,為此我們進行了方方且深入細致的設計和論證,首先縮小了飛艇的尺寸, 9至16米長,大大的增加了飛艇的適用范圍,使飛行的靈活性得到了改善,學校操場大小的地方就可從的起飛降落,大客車或大貨車的車庫便能存放,廣告雖然也小了,每單側9至12平米,可遙控飛艇的飛行高度也載人艇的飛行高度低很多,以地的視覺效果來看效果相差非常小,足以代替載人艇,其次是飛艇縮小后,整艇的操作使用運輸維護也都大大的簡化了,操作簡便是它的第一大優點:由於是遙控飛艇,就不需要專業的駕駛員來操作,普通人經過短期的技術培訓就可勝任,培訓期每單人為三至五天,多人視人數十五至三十天。
  7. 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等方取得了良好效果。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,原有的計算方法更加符合實際。
  8. It is found that the day and all - day temperature in nankai district have remarkable linear relationship with ratio of green area, ratio of water area, plot ratio and anthropogenic heat ; night temperature is only related with anthropogenic heat significantly ; and the influence significance of these factors on air temperature of different periods varies

    研究發現南開區全天、白天氣溫與區域綠化率、水率、建築率和人為排熱具有較顯著的線性相關關系,夜晚氣溫僅與人為排熱具有較顯著的線性相關關系;且各影響因素對不同時段氣溫影響的顯著性不同。
  9. The first part. task analyse of handling technology design. is explain the place, basic establishments entironment of yangshan port and the conditions basic tenet and technical parameter of design. the second part, project study out. is discuss the design contents the choice of the leading and the assistant engine, the form of the handling mechanisation system, project study out. the third part, size design, is count the berth pass capacity, the amount of handling engine, the area and capacity of yard, road and gate, the worker amount. the fourth part. technology and economy argumentation, commendable project confirm, is confirm the commendable project by technology and economy argumentation. in the end, considering the technology, economy and use. discourse commend the project of rubber - tyred gantry crane. at present. centre government is studying yangshan project, but in handling technology part of container terminal, the design is simply. so this discourse has important consult value. and has important value of economy and community too

    第一部分的裝卸工藝設計任務分析主要就洋山港區的地理位置、基礎設施、自然環境,設計前提條件,設計原則以及設計主要技術參數進行說明;第二部分的裝卸工藝方案擬定主要就工藝設計的主要內,主要機械及輔助機械選擇,裝卸機械化系統組成以及工藝設計方案擬定進行論述;第三部分的裝卸工藝方案規模設計主要就泊位通過能力,裝卸機械臺數,堆場及堆存能力,道路及大門,司機及工人人數,工藝流程進行計算分析;第四部分的技術經濟論證及推薦方案確定主要就技術、經濟指標進行對論證,並在此基礎上確定推薦方案。
  10. Through the comparison between freeze - drying and heat - drying, the agglomeration and the desorption of the precursor on carbon support can be alleviated with freeze - drying method. the effects on the electrocatalysts by pretreatments of carbon support, dispersant and precursor are studied. the result shows that pretreatment of the carbon support by kmno _ 4 can add oxygen - containing functional groups on the surface of carbon, which can reduce the hydrophobicity of the carbon support, and then make it much easier for carbon to dissolve in water to form suspension ; isopropyl alcohol can make the carbon support in high dispersion in the precursor solution, which can make the precursor absorbed on the surface of the carbon

    採用高錳酸鉀氧化預處理的碳載體較大,表含氧官能團數量較多,親水性較好,有利於前軀體在碳載體表的吸附;選取異丙醇作為預凍液中的分散劑,有利於碳載體在前軀體溶液中的分散,易實現前軀體離子在碳載體表的穩定吸附和分散;使用酸性pt ( no _ 2 ) _ 2 ( nh _ 3 ) _ 2作為前軀體,可以使前軀體離子和碳載體表的酸性含氧官能團發生離子交換反應,使得前軀體離子吸附量增大,分散更加均勻,以上三種因素的選取都可以得到催化活性更高的pt / c催化劑。
  11. In this paper, the high surface area activated carbon ( hsaac ) was prepared from low - ashed anthracite by the activation of koh. the influences of the ratio of koh to anthracite, the activating temperature and activating time on yield, adsorption properties, pore structure and capacitance characteristic of hsaac had been investigated. based on these, the technologic methods and conditions of controlling structure and properties of hsaac have been established

    本文以超低灰無煙煤為原料,採用koh化學活化法制備高活性炭( highsurfaceareaactivatedcarbon ,簡稱hsaac ) ,系統考察了堿炭,活化溫度和活化時間等工藝因素對hsaac的收率、吸附性能、孔結構和電特性的影響,確立了調控hsaac結構和性能的工藝方法和工藝條件。
  12. With fast development of our country " s gas industry and air ' s increasingly serious contamination in city, using gas instead of coal and supplying energy in high efficiency and cleanliness has become necessary way in city. there are different problems in the current heating ( air conditioning ) systems. in the cogeneration system, heat and power affect each other, heating - pump heating ( aie conditioning ) system can not satisfy the peak load very well, the cost of gas fuel in boilor heating sestem is so high. the high generating efficiency of the diesel - engine two - sourse heating ( air conditioning ) systems is limited in range of 100kw - 1000kw, the heating scope is so limited. combined cycle of two sourse heating ( air conditioning ) system is most suitable selection to buesness community with big scope my paper aim at this syetem ' s primary question when it is applied in our country - - - - bringing project into execution and technology economy feasibility and off - design performence, combined with a certain demonstrating project in beijing buesness community, going along with calculating and analyzing, drawing out some efficient datas and conclusions, based on this, bringing out primary alements affecting combined cycle of two sourse heating ( air conditioning ) system " economics

    熱電聯產系統熱電相互牽連,熱泵供暖(空調)系統不易很好地滿足尖峰負荷,鍋爐供暖系統供熱中天然氣燃料構成的成本過高,內燃機雙源供暖(空調)系統的高發電效率僅限於100kw - 1000kw負荷范圍,供熱有限。對于大的商業園區、居民小區,燃燒天然氣的燃氣-蒸汽聯合循環雙源供暖(空調)系統是最佳選擇之一。本論文針對該系統在我國應用時的主要問題- - -方案的技術實施與技術經濟可行性,結合北京某一商業園區示範工程,進行了系統的計算與分析,得到了有效的數據與結論,在此基礎上,提出影響聯合循環雙源供暖(空調)系統經濟性的主要因素,並進行敏感性分析,得出有益的結論;最後通過各種供暖方案的較分析回答了某些人對該系統的疑慮和不解,並指出系統的優化方向。
  13. In this paper, the contrast experiments and theoretical researches on frosting and defrosting on low - energy surface and common metal surface are carried out simultaneously. low - energy surface restrains the frosting of air cooler, and the adhesion work of unit - area frost on low - energy surface is smaller than that on common metal surface, so pneumatic defrosting becomes easier

    本文還對低能表與普通金屬表的結霜、除霜進行了對實驗和理論研究:低能表不僅能有效地抑制蒸發器的結霜,而且單位霜層粘附功w _ ~ *普通令屬壁小,因而氣動除霜更易。
  14. Ing valve and temperature controller etc. compared with general block mount capacitor, it is provided with the feature of space - saving and convenient for installation and application

    本產品與普通組裝式電器相,具有佔地小,安裝和使用方便等特點。
  15. 3. when table sugar was used as starting materials, it was used and pyrolyzed directly or was first mined with sulphuric acid after surface area of those materials is not larger than that of pas capacity is small in their electric double - layer capacitor, specific surface area has great effect on capacity, the larger specific surface area is, the higher capacity is, . but bulk density will decrease with increase of specific surface area

    當以食糖為熱裂解碳的原料時,採用直接焦化和酸洗焦化兩種方式。所制備的樣品沒有聚並苯材料的大,在以30 h _ 2so _ 4為電解質的雙電層電器中,量相對較小。電極活性物質的對雙電層電器的量有很大的影響。
  16. The first part mainly introduces the gis concept and contents of gis, the comparison between the related software and gis, the present condition and development trend of gis etc, then introduced how to use the gis technique in a specific way such as using the method of " the half - automatic to follow " to turn the map into arithmetic figure, using the method of " the automatic calculates " gets the length of the line and area of field etc, at last got the length and width of every cross section of the fabiela river which is located downstream of xiangshan mountain. this method is superior and time - saving comparing with collecting data on the spot, having important and actual application worth

    第一部分主要介紹了gis的概念和研究內, gis與相關軟體的較以及gis的現狀、發展趨勢、當前gis研究的熱點等等,然後具體介紹了用gis的相關技術如:用「半自動跟蹤」方法對地圖進行數字化,用「自動量算」方法得到線對象的長度、對象的等,最終完成了象山水庫下游法別拉河河道地形數據資料的提取工作,這種方法與人工實地採集工作相,有較強的優越性和重要的實際應用價值。
  17. The results indicated that liangyoupeijiu showed better plant and leaf type, higher ratio of grains to leaf area and larger photosynthesis area, stronger ability of population dry matter accumulation during the period of vegetative growth especially from heading to being mature, longer leaf duration and grains - filling after heading than that of its parents and controls s ; more grains per panicle, lager all sink per plant and 1000 - grain weight

    結果表明:兩優培九株葉型好,粒葉和光合大,營養生長期群體干物質累能力強,始穗后葉片功能期長、籽粒灌漿持續時間較長,抽穗期至成熟期的干物質增量明顯強于其親本和對照組合;穗頸節間維管組織親本及對照發達;兩優培九單株總庫量大,每穗實粒數多,千粒重較大。
  18. A composite electrode material comprising carbon nanotube and transition metal oxide may meet both the powerand the energy requirements. the properties of supercapacitor utilizing carbon nanotube as electrode material are studied

    通過充分利用其較大的和適宜的孔徑,可望得到大量、高功率的超級電器,與過渡金屬氧化物復合更能提高其綜合性能。
  19. Using anthracite - based hsaac as the electrode materials of electric double - layer capacitor ( edlc ), its charge - discharge performance in 30wt % h2so4, 30wt % koh and 1mol / l lipfg electrolyte and the relations between the charge - discharge performance and specific surface area, pore structure of anthracite - based hsaac were discussed. experiment results show that the structure and performance of activated carbon ( ac ) are influenced mainly by amount of activating agent, activating temperature and activating time

    同時將所制得的無煙煤基hsaac作為雙電層電器( electricdouble - layercapacitor ,簡稱edlc )的電極材料,通過適當的工藝製成hsaac電極,以30的h _ 2so _ 4水溶液、 30的koh水溶液和lmol l的lipf _ 6有機溶液作電解質溶液,組裝成三種不同的edlc ,探討了edlc的充放電性能及其與無煙煤基hsaac電極材料的和孔結構的關系。
  20. Determination of pore volume distribution and specific surface area of solids by mercury intrusion

    用汞注入法測定固體的和氣孔分佈
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