水的電導率 的英文怎麼說
中文拼音 [shuǐdediàndǎolǜ]
水的電導率
英文
electrical conductivity of water- 水 : 名詞1 (由兩個氫原子和一個氧原子結合而成的液體) water 2 (河流) river 3 (指江、河、湖、海、洋...
- 的 : 4次方是 The fourth power of 2 is direction
- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 導 : 動詞1. (引導) lead; guide 2. (傳導) transmit; conduct 3. (開導) instruct; teach; give guidance to
- 率 : 率名詞(比值) rate; ratio; proportion
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Electrical conductivities of quartz, olivine, dunite, iherzolite, pyroxenite, and megaaugite were measured by virtue of the new system ; whereas, the electrical conductivity of gabbro was measured by means of the old one. an interesting outgrowth of the present study is the measurement of the complex impedance of a series of quartz plates with different orientations
石英(人造水晶) 、橄欖石、純橄欖巖、輝石巖、二輝橄欖巖、巨晶輝石的電導率測量是在新的測量系統下獲得的,而輝長巖的電導率測量是基於lcr儀為測量儀器的測試系統下獲得的。When the water mass fraction is higher than 50 %, its ec is determined only by the total ion content without connection with the moisture
當基質質量含水率大於50 %后,電導率主要受基質內離子總量的影響,可忽略水分的影響。When the water mass fraction of the substrate is about 4500, its ec can be predicted accurately by both the power function as well as the linear function models
控制基質質量含水率在45 %左右的條件下,用冪函數和線性函數預測基質電導率都獲得了較高的精度。Using diethanolamine as aminating agent and glacial acetic acid as neutralizing agent, aminated epoxy acrylic cationic resin was prepared. the effect of technology of aminated epoxy acrylic resin on properties of eletrodeposition was studied by conductivity meter and electrophoresis apparatus. it was shown that, conductivity firstly decreased, and then increased with aminating temperature increase. in contrast with putting polyacrylic resin into thin acetic acid solution, the more compact film could be achieved by neutralizing polyacylic resin with glacial acetic acid and then add it into water. when neutralizing temperature was enhanced, the speed of electrodepsidon was found to increase, and the film was also more compact. increasing the dn leads to enhanced conductivity and smaller particle size. when dn equaled to 80, the smoothest film could be achieved
以二乙醇胺為胺化劑、冰醋酸為中和劑,合成了胺化環氧丙烯酸陽離子樹脂.採用電泳儀和電導率儀,研究了胺化環氧丙烯酸樹脂合成工藝對陰極電泳塗料電沉積性的影響.結果表明,隨著胺化溫度的增加,電泳液電導率先下降後上升.將冰醋酸加入樹脂中中和,後用水稀釋,比樹脂在醋酸稀溶液中中和,電沉積性能更好.電沉積速率隨著中和溫度的上升而增加,電沉積膜緻密性相應增加.中和度( dn )愈高,電泳液電導率愈大,粒徑越小,而塗膜外觀在中和度為80時達到最佳The experiments of artificial samples with conducting rock grains show that the model may be applied in clay - free porous rocks with conducting rock grains, with a condition of formation water conductivity being larger than rock grain conductivity
通過一組骨架導電的人造巖樣的試驗,表明該模型可以用於不含粘土的骨架導電的巖石,但地層水電導率應大於顆粒電導率。Standard test methods for electrical conductivity and resistivity of water
水的電導性和電阻率的標準試驗方法The main tests and researches are as following : to study the ac flashover characteristic of composite insulator in different icing states by imitating tests in multifunctional artificial climate chamber, and analyze the effect of ice amount and icing water conductivity on flashover voltage, put forward a flashover mechanism by analyzing the icing flashover process. to study the ac flashover characteristic of composite insulator in different altitude and icing states together by imitating tests in multifunctional artificial climate chamber, and mainly analyze the effect of altitude ( air pressure ) and ice amount on flashover voltage, and investigate the flashover mechanism. to investigate the effect of high altitude and icing on the hydrophobicity of composite insulators
本文主要進行了以下試驗研究: 1 )在多功能人工氣候室里模擬不同覆冰程度下合成絕緣子的交流閃絡特性,主要分析覆冰量和覆冰水電導率對閃絡電壓的影響,並對其覆冰閃絡過程進行機理分析; 2 )在多功能人工氣候室里模擬不同海拔高度和覆冰程度綜合作用下合成絕緣子的交流閃絡特性,主要分析海拔高度(即氣壓)和覆冰量對閃絡電壓的影響,並進行閃絡機理分析; 3 )研究高海拔和覆冰對合成絕緣子憎水性的影響。With regard to the special environment of high altitude and ice, this paper mainly studies the effect of altitude ( air pressure ), icing states ( ice amount ) and icing water conductivity on the ac flashover characteristic of composite insulators. furthermore, it analyzes the hydrophobicity of composite insulators in these environments
針對高海拔和覆冰地區特殊的環境,本文重點研究海拔高度(即氣壓) 、覆冰程度及覆冰水電導率等對合成絕緣子交流閃絡特性的影響,並且對合成絕緣子在高海拔和覆冰環境下的表面憎水性變化進行分析。Test results indicated : with the hoist of altitude, the increase of ice amount and the rise of pollutant, the average flashover voltage reduced. the character exponent generally depends on the insulator profile, ice amount, ice state and pollution severity etc. by means of a high - speed camera, a data acquisition system and high voltage test facilities, a series of the flashover processes on ice surfaces were record. the experimental results form this study and the subsequent theoretical analyses suggested : the thermal ionization of the air in front of an arc root resulted in arc movement ; the electrostatic force had an auxiliary effect of impelling arc propagation ; the electrical
通過對攝像機、數據採集系統及高壓試驗裝置記錄覆冰絕緣子表面閃絡電弧的發展過程的試驗結果進行理論分析得出:弧根周圍空氣的熱電離導致了電弧的發展,靜電場力對電弧的發展起到了加速作用,電擊穿僅發生在閃絡最終的跳躍階段;通過測量閃絡過程中的放電電壓、泄漏電流、閃絡時間、覆冰水電導率、電弧長度及電弧半徑等參數,得到了不同階段電弧(電弧起弧階段、電弧發展階段及完全閃絡)的發展速度、臨界電弧長度均隨覆冰水電導率的增加而減小。Water quality - determination of electrical conductivity
水質.電導率的測定To do research on multi - parameter system based on measuring electrical conductivity of solution, therefore, is very significant
所以對以電導率測量為核心的多參數水質檢測系統的研究具有重要的意義。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容量的主要因素主要是抑制柱的電流效率和離子交換膜的極限電流密度,因此採用中等交換能力的離子交換樹脂作為抑制室的填料以提高電流效率,在通常情況下電流效率可達到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效面積達到提高極限電流的目的從而提高抑制柱的抑制容量,因此提出了多級抑制的概念並據此研製了共電極式高容量電化學抑制柱,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、分析結果準確等優點。The longer the air gap is, the higher the inception voltage ; the inception voltage is lower with 2kv at wet ice than dry ice. while, there is not a distinct effect of water conductivity on the initiative voltage
間隙越長,起暈電壓越高;濕冰情況下間隙的起暈電壓比乾冰約低2kv ;而覆冰水電導率對起暈電壓沒有明顯的影響。The conductivites of a super - saturated caco3 solution with and without the addition of a scale inhibitor were measured
這種方法基於溶液電導率測定原理,是通過在加入阻垢劑和不加阻垢劑的特定水環境下測定各種成垢化合物的過飽和度來實現。Zirconium alloys are employed extensively in light water cooled reactors ( lwr ) as the cladding materials of fuel elements and other structural materials because of the low capture cross - section for thermal neutrons, good resistance to water - side corrosion at elevated temperature, adequate mechanical properties and high thermal conductivity
由於鋯的熱中子吸收截面小,並具有優異的耐高溫水腐蝕性能、良好的綜合力學性能和理想的熱導率,因此,鋯合金被用作核電站水冷動力堆核燃料元件的包殼材料和堆芯的其它結構材料。Paper, board and pulp - determination of the electrical conductivity for the water extract
水抽提液電導率的測定After the seawater desalination equipment was successfully brought to market, our company also promoted the ultra - pure water equipment suitable for electronic and medical industry according to the demands of the market. it uses an edi membrane from american electropure co., ltd, the conductance and ohmmeter are from hanna co., ltd. all spare parts of equipment are made of the highest quality materials
公司在成功地把海水淡化設備推向市場后,又應市場的需求推出了適于電子醫藥等行業用的超純水設備,即jhh - edi系列。其關鍵器材採用美國著名的electropure公司的edi模塊,及hanna公司的電導率電阻率表。其他主要配件則採用國產優質材料及配件。Electrical conductivity of water
水的電導率The investigation reveals that the performance of a mea is mainly controlled by the conductivity of membrane, load of catalyst and co2 holding in the anode, ion conductivity and specific of active area in both anode and cathode
研究表明,膜電極性能主要受質子交換膜的電導率、陽極催化劑用量、陽極co2氣體和陰極水的傳遞、催化劑層的活性比表面積和質子電導率等因素控制。In the experiment design, comparison samples are modeled, cured and tested at one time for reducing deviation, and w / c are choosed from 0. 6 to 0. 26, test pressure frome 0 to 4mpa for covering test area. the conductivity of concrete is tested during the permeability to describe permeability process in detail
在設計方案中,採用對比樣同時成型、同時養護、同時測試,以減小差異;選擇水灰比在0 . 26 - 0 . 60之間,壓力范圍在0 - 4mpa之間,覆蓋可測試區間;測試加壓滲透過程中混凝土的電導率,描述滲透過程。分享友人