接觸熱面積 的英文怎麼說
中文拼音 [jiēchùrèmiànjī]
接觸熱面積
英文
contact heating surface- 接 : Ⅰ動詞1 (靠近;接觸) come into contact with; come close to 2 (連接; 使連接) connect; join; put ...
- 觸 : Ⅰ動詞1 (接觸) touch; contact 2 (碰; 撞) strike; hit 3 (觸動) touch 4 (感動) move sb ; sti...
- 面 : 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...
- 積 : 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...
- 接觸 : 1. (交往) come into contact with; get in touch with 2. (沖突) engage 3. (挨上; 碰著) contact; touch
- 面積 : [數學] area
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Tensile properties and impact properties measurements were done at room temperature. the volume resistivity of rectangular samples was measured using a zc36 electrometer and a high 240a voltage supply, for samples with a low resistivity level a dt - 9205b digital multimeter was used, silver paint was applied to ensure complete contact between sample and electrodes, namely, to eliminate the contact resistance. the phase morphology of blends was also studied using a jeol jsm - 5900lv scanning electron microscope ( sem )
體積電阻率的測定:當r _ v 10 ~ 8時,製成100 100 4mm板材,用zc36型高阻儀測量;當r _ v 10 ~ 8時,用dt - 9205b型數字式萬用表測試試樣的體積電阻,為了減小接觸電阻對測試的影響,採用銀導電膠將銅片粘接在試樣的兩個端面上,靜置24小時,待銀導電膠凝固,試謝長瓊:熱拉仲對pet / pe / cb復合導電體系形態和性能的影響樣的電阻穩定后再測量。This paper establishes a model simulating dam actual placing process and considering the non - continuity of initial temperature on the boundary of new and old concrete, daily air temperature change, concrete - placing temperature, hydration heat, heat insulation on boundary, water - storing process, placing intermission and curing with water. the calculation of stress field considers the concrete weight, static water pressure, thermal stress, different autogenous volume change between rcc and normal concrete, change of elastic modulus of concrete with age and creep action
考慮了乞今最為全面的初始條件和邊界條件,包括模擬壩體的實際升程過程,考慮了新老混凝土接觸面上的初始溫度不連續,逐日的氣溫變化,混凝土的入倉溫度,水化熱溫升,邊界保溫,水庫蓄水過程,澆築間歇以及灑水養生等因素;應力場的計算考慮了混凝土的自重,靜水壓力,溫度應力,常態混凝土與碾壓混凝土不同的自生體積變形,混凝土的彈性模量隨齡期的變化以及徐變的作用。Abstract : based on the analysis of influence of tubular rib construction on heat transfer area on steel blank and heat transfer space in furnace, a t - shape support system for tubular rib is presented, by which the construction of wholly overhead furnace hearth can be realized for large and medium scale continuous reheating furnaces, making furnace gases to come into full contact with steel blank, raising space utilization ratio of furnace chamber and improving heat exchange
文摘:分析了爐筋管結構形式對傳熱空間、坯料受熱面積的影響;提出採用t形支撐技術優化爐筋管,可實現大、中型連續加熱爐的全架空爐底,使爐氣與坯料表面充分接觸,提高爐膛空間利用率,可較大幅度提高爐膛熱交換。By changing the tube into d shape ( semicircle ), the pallet can fully contact with the tubes ( re. picture 2 ), the cooling speed can be shortened by the contact surface increased
如果把管子的形狀改成d形(半圓形) ,托盤在管子上的接觸為平面接觸(如圖2所示) ,接觸面積比圓管大大增加,熱量以最快的速度從托盤傳至排管並由管內的冷劑蒸汽帶走。Used for testing the destroy area and length of textile in 45 and times meeting flame when fabric is heated to elongation asked length
用於測定紡織物在45狀態下的損毀面積和損毀長度及紡織品在45狀態下受熱熔融至規定長度時接觸火焰次數。In the rotor design, it makes a detailed calculation for all the geometry feature parameters including geometry dimensions, contact line length, blowhole area and flow cross - section area and the thermodynamic feature parameters such as cooling capacity, shaft power and so on
在轉子設計方面,對全部幾何特性參數,包括幾何尺寸、接觸線長度、泄漏三角形面積和面積利用系數等以及包括製冷量、軸功率等冷水機組熱力特性參數進行了詳細計算。The immersion electrical heater is chiefly applied in the direct contact mode of fluid heating. it features fast heat exchange and high thermal efficiency. it has the varieties of water heater, oil heater and gas heater. its heating element power density, i. e. the power per unit of heating area of the heating element, is an important parameter of the electrical heating element, which has a direct bearing on the performance and working life. the working out of the value is a highly specialized problem, being under the influence of many factors ( media flow rate, tempt, physical and chemical properties and direction in which the medium flows past the element etc )
浸入式電加熱器主要用於直接對流體接觸加熱的場合,具有熱交換快,熱效率高等特點,分為水用加熱器、油用加熱器、氣體用加熱器,加熱元件的功率密度:即電加熱元件單位發熱面積上的功率,它是電加熱元件極重要的參數,直接影響加熱器的使用性能及使用壽命,它的取值是一個非常專業的問題,受到許多因素的影響(如介質的流速、溫度、物理和化學性質及介質流過加熱元件的方向等等) 。The fem results indicated that as to the rough surfaces in sliding contact, the value of the contact pressure was very high which coursed a high value of the heat flow rate, meanwhile the sliding time was not enough for the frictional heat to transfer, thus the highest value of the body temperature occurred just on the sliding surfaces, which possessed a sharp thermal gradient in direction perpendicular to the sliding surface. so the great thermal stress was caused just by the sharp gradient and the thermal elastic distortion with which the contact pressure changed occurred simultaneously, thus this change of the contact pressure would affect the temperature distribution in return
對于相對滑動的粗糙表面,因實際接觸面積小而導致接觸壓力很大,這樣使得熱流密度會很大,同時由於滑動時間很短,熱來不及傳導,最高溫度發生在摩擦表面,在垂直於摩擦面的方向有很大的溫度梯度,使得熱應力很大,且最大應力發生在表面,同時產生熱彈性變形,這種變形使得接觸區域內的壓力分佈發生變化,這種變化又反過來影響了接觸區域的溫度分佈。Current density doubles when the area of effective contact between tissue and electrode is halved, provided that hf current remains contant
如果高頻電流強度保持不變,那麼人體組織和電極之間的有效接觸面積減半將會使電流密度增大一倍,這將產生四倍的熱量。This unit utilizes a unique spray nozzle and a high - speed rotary plate ( centrifugal model ) to granulate fluid ( starchy materials ), and sprays hot air to instantly dry the granules as their surface areas are being increased
利用特殊噴嘴或者是高速旋轉圓盤(離心式)將漿料球粒化,並再它表面積增大時,施以連續熱風,使其與熱風接觸后瞬間乾燥。Besides its nondestructive, fast, noncontact features, it can also detect from a long distant and in a large area. it can infer the working situation from the exploration of the objects ’ surface temperature distribution
紅外熱成像檢測法具有無損、快速、非接觸、遠距離、大面積掃測等優點,它通過探測物體表面溫度場分佈來分析物體的內部狀況。As a main product of our company, spraying drying set is a kind of centrifugal or pressurized, which atomizes liquid materials such as solution, suspension, emulsion or paste into timy droplet ( surface area increased ) and dry them into powder product an once ( several to dozens of seconds ) by contacying hot air
噴霧乾燥機組是一種用離心式或壓力式霧化器,將溶液、懸浮液,乳濁液或漿料等料液霧化成細微液滴(表面積顯著增大) ,經與熱風接觸得以急速乾燥(幾秒到幾十秒) ,從而直接得到粉末產品的裝置。The latter, which had such these virtues as non - contact measurements, small flow field disturbances and larger measured areas, was widely applied in wind tunnel tests
紅外熱圖技術是一種非接觸測量技術,具有對流場無干擾、大面積測量等優點,在風洞試驗中獲得了廣泛的應用。In this paper, we resolve the question of high temperature when these high power transistor, and put forward that improving disseminate path and increasing interface area for disseminate will be achieved
文中有效解決了大功率晶體管的在工作時的發熱量較大的不利因素,提出改進散熱通道和加大散熱的接觸面積等可行的方法。This results in a fourfold increase of heat ( correspondingly, heat drops by 75 % if current density is reduced by half, e. g. by doubling the effective electrode contact area
相應地,如果將有效的電極接觸面積加大一倍,電流密度將減少一半,熱量則減少75 % 。分享友人