板距面積 的英文怎麼說
中文拼音 [bǎnjùmiànjī]
板距面積
英文
daylight area- 板 : Ⅰ名詞1 (片狀硬物體) board; plank; plate 2 (專指店鋪的門板) shutter 3 [音樂] (打拍子的樂器) ...
- 距 : Ⅰ名詞1 (距離) distance 2 (雄雞、雉等的腿的後面突出像腳趾的部分) spur (of a cock etc )Ⅱ動詞...
- 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...
- 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。( 5 ) the author researches the relationship between the deep foundation ' s shape, area and depth and the deep excavation dewatering. the formula, which calculates the minimum distance between foundation ' s bottom panel and the confined water layer ' s top panel, was put forward
(五)研究了基坑形狀、面積、深度與深基坑降水相關性,給出了計算基坑底板至承壓含水層頂板間的最小距離公式,分析了針對不同基坑應採用的降水方法。The use of the double eccentric structure in the butterfly plate so as to the horizontal valve shaft is lifted a little distance above the pipe central line, and it makes that the area of lower half part butterfly plate is bigger than upper part
該閥採用雙便心閥板,水平安裝的閥軸在管道中心線上抬高一定距離,使閥板下半部分迎水面積大於上半部。In order to overcome the scarcity of tensility, toughness and durability of layer steel fiber reinforced concrete ( lsfrc ), layer - hybrid - fibers - reinforced - concrete ( lhfrc ) is offered. much less steel fibers are evenly distributed on the surface and the bottom about 10mm of the pavement slabs, the middle body of which is composed of polypropylene fiber concrete
為了解決層布式鋼纖維混凝土所存在的延性、韌性、耐久性不足,我們提出了層布式混雜纖維混凝土路面,它是將一定體積率的鋼纖維均勻撒佈於路面板距上下表面大約10mm的層面內,其中間部分為聚丙烯纖維混凝土。For three degrees of freedom system, with the increasing of plate distance, the frequency of circuit system 1 increases
電路系統的固有頻率隨極板間距的增大而增大,隨極板面積和電感的增大而減小。分享友人