有效面積 的英文怎麼說
中文拼音 [yǒuxiàomiànjī]
有效面積
英文
active area- 有 : 有副詞[書面語] (表示整數之外再加零數): 30 有 5 thirty-five; 10 有 5年 fifteen years
- 效 : Ⅰ名詞(效果; 功用) effect; efficiency; result Ⅱ動詞1 (仿效) imitate; follow the example of 2 ...
- 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...
- 有效 : effective; valid; efficacious
- 面積 : [數學] area
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For hoods with shutters in four sides, the results show : 1 ) the hoods positively placed boards are called hoods used for venting airflow ; hoods negatively placed boards are called hoods used for leading airflow ; 2 ) among the hoods used for venting airflow, the most effective hoods should have positive declining angle value of 30, the ratio 4 of areas between the four windward faces and the gular section ( fy / fj = 4 ), the value of b range from 70 mm to 120 mm and the value of b / h range from 0. 5 to 0. 6 ; 3 ) the most effective hoods should have negative declining angle value of 60, the ratio 4 of areas between the four windward faces and the gular section ( fy / fj = 4 ), the value of b range from 100 mm to 170 mm ( the optimum value is 120 mm ) and the value of b / h range from 1. 4 to 2. 2 ( the optimum value is 2. 0 )
對於四面設百葉型風帽,計算表明: l )正裝傾斜擋板的百葉型風帽可認為是排風型風帽,倒裝擋板傾斜的百葉型風帽可認為是進風型風帽; 2 )排風型風帽中,擋板正裝30 」 、風帽四個迎風面的有效面積fy和風管凈斷面積fj的比值( fy腸)為4 、擋板寬度b在70inln到120inln之間、板間距比值隴在0 . 5到0 . 6的百葉型風帽排風效果最好; 3 )進風型風帽中,擋板倒裝裝60 「 、風帽四個迎風面的有效面積和風管凈斷面積的比值( fy例)為4 、擋板寬度b在100咖到170mm之間( 120mm為最佳) 、板間距比值隴在1 . 4到2 . 0的進風型風帽( b爪= 2 . 0為最佳)的百葉型風帽進效果最好。Its designing center ensures sustaining innovation of artworks, planting farm in backland provides varieties of gourd, powerful e - business and logistic ability guarantees quick response of customer demand
公司在上海設立了藝術品設計中心及展示中心,在內地擁有大面積種植基地,藉助有力的網站支持和有效的物流服務,既保證設計的不斷創新、葫蘆品種的多樣化,又能降低客戶成本、快速反應客戶需求。Employing the interlaced scanning, current tv system can compress the frequency band of tv signal effectively and facilitate transmission. but this method reduces the scanning lines of pictures and the frequency of the field. it leads the pictures displayed on tv to have such disadvantages as large area flicker, edge flicker, interlace flicker, raster visibility and creeping line etc. to satisfy people " s vision feeling better, the big - screen, multi - function and high quality tv - set have been made great progress
現行的廣播電視系統由於採用隔行掃描方式,從而有效地壓縮了電視信號的頻帶,有利於傳輸;但由於這種方式使得圖像的掃描行數少,場頻低,導致了重顯的電視圖像有大面積閃爍、邊緣閃爍、行間閃爍、行結構可見及行爬行等。Active furnace area
爐膛有效面積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。Effective area of fillet weld
角焊縫有效面積57This paper has described the principle of the contact polarization curve method and the technique for measuring basic parameters, analyzed the influence of such factors as oxidation conditions of the ore deposits, arrangement of electrodes and structures of orebodies on the basis of studying some typical polarization curves, inferred several parameters such as independency of orebodies, reacted minerals, effective areas of reacted minerals, reserves of elements and grades of elements for some measured typical curves, and compared the inferences with the exploration results
摘要介紹了接觸極化曲線法的原理及基本參數的測取方法;通過一些典型極化曲線,對礦床氧化狀態、電極排布、礦體結構等因素的影響作了分析;對所測得的部分典型曲線進行了礦體獨立性、反應礦物、反應礦物有效面積、元素儲量、元素品位等參數的推斷,並將推斷與勘探結果進行了對比分析。Effective diaphragm area
膜片有效面積To accelerate the development of next generation high dwdm system, the pape r also researches the property of gain. based on optical wave nonlinear transmission equation, the gain model of fra is established. by the way of numerical analysis, it is obtained that the gain of fra has relation with pump power, input signal wave power, the effective area and absorption of fiber. the obtained conclusion has definite instruction to the design of fra
為了促進下一代超高速dwdm密集波分復用技術的發展,本文還研究了光纖喇曼放大器的增益特性,根據光波非線性傳輸方程建立光纖喇曼放大器增益模型,通過數值模擬分析了泵浦波功率、信號輸入光功率、以及光纖有效面積和損耗對光纖喇曼放大器增益的影響,得出了一些對光纖喇曼放大器的設計有一定的指導意義的結論。The cost of the blade dryer is low : the unit effective volume has very large heat transferring surface, so the processing time is shorted, the size of the equipment becomes small
漿葉乾燥機系統造價低:單位有效容積內擁有巨大的傳熱面,就縮短了處理時間,設備尺寸變小。Measurement of effective area of single - mode optical fiber
單模光纖有效面積的測量Working area of the platen
平板有效面積長寬Effective are of flat platen
平板有效面積Effective filter area
濾紙有效面積The results show that the relief would lead to an average - area error calculated by the real and the assumed of the numerical model
實測地形資料計算結果表明,地形的起伏使得山區的實際有效面積和網格區水平假設面積相對誤差可達10以上。Intelligent system known as the anti - mosquito system, the maximum effective area is 6, 000 square meters, is particularly suited to use of the courtyard villas, you can really enjoy the comfort of the garden life
華陽智能滅蚊系統的最大有效面積為6000平米,特別適合別墅庭院使用,可以讓你真正享受到寧靜舒適的庭院生活!This work is useful to the design and analysis of the new ejection mechanism, especially the new cylinder. finally, we gave some clue for further research basing on the summary of this paper
最後分別分析了不同慣性負載mw 、不同行程s 、不同有效面積ae對作動筒動特性的影響,為設計新的導彈彈射裝置特別是氣壓作動筒提供了理論依據。21a / w, and a1so get some other significative resul t. mair1 works and resu1t inc1ude : ( l ) by ana1yzing the the working pril1ci p1es of gan - - based msm ph ( ) to - detectors, we designed the two ki11ds of di fferent structure parameter of device. the electrode fingers are 2 p m wide, and l00 ll nl long, the gap.
本文的主要工作和結果有: ( 1 )通過對gan的msm結構探測器的工作原理的分析,我們設計了兩種尺寸的器件結構參數,確定了器件的金屬電極條寬為2 m ,長為100 m ,電極間距分別為6 m 、 10 m兩種,器件有效面積分別為104 m 155 m 、 150 m 155 m 。In the circumstances of the te11 mode mixed with the given parasite modes, the errors from the practically used directivity can be corrected with the calculated difference between dh and d. the effective area of the receiving antenna is calculated with the established models, and measured at some points in the given frequency range
在已知混入te11模式中雜模成份及其比例的情況下,可以通過計算出dh與d的差值,對採用的方向性系數進行誤差修正。通過建立相應模型,對接收喇叭的有效面積進行了計算,並在部分頻率點上進行了實測。Presented in this paper is the investigation of some problems existing in the far - field method widely used in hpm measurement. first, the errors are analyzed from the practical calculation of the directivity for the radiation of the te11 mode in the circular waveguide. secondly, the results obtained from simulation and experiments are compared with each other on the effective area of the receiving antenna of certain types, and the power capacity are calculated for these antenna
首先,對圓波導te11主模輻射方向性系數實際計算中存在的誤差進行了分析;其次,對一些型號的接收喇叭有效面積進行了模擬和實測對比,並通過計算給出了這些型號的接收喇叭的功率容量;最後,實驗測定了微波脈寬對一些微波器件? ?同軸型檢波器、同軸型衰減器及微波電纜性能的影響。分享友人