height diameter ratio 中文意思是什麼

height diameter ratio 解釋
高度直徑比
  • height : n 1 高，高度；身高；海拔。2 〈常 pl 〉高地，山丘。3 高貴，卓越。4 絕頂，頂點；【聖經】天。5 〈罕...
  • diameter : n. 1. 直徑。2. （顯微鏡等的）放大倍數。
  • ratio : n. （pl. ratios）1. 比，比率，比值；比例；系數。2. 【經濟學】復本位制中金銀的法定比價。vt. 1. 用比例方式表達；求出…的比值；使…成比例。2. 將（相片）按比例放大或縮小。
  1. By means of analyzing the influence upon the stress distribution affected by parameters of half conical angle of anvil and ratio of height to diameter, the structural optimization method was advanced

    通過分析頂錘半錐角、高徑比等參數對應力分佈的影響，提出了結構優化的方法。
  2. The experimental model is a rectangular section of 15. 2 187mm ~ 2, which is composed of two aluminum plates. the angles between the internal netted rib turbulators and the flow direction are 45 ? for the one plate and 60 ? for the other, or both 45 ? for two plates. in the experiment, the re numbers changes from 0. 4 10 ~ 4 1. 5 10 ~ 5, rib width - to - pitch are 0. 25, 0. 3 and 0. 5, rib width - to - height are 0. 25, 0. 3 and 0. 5, the rib height - to - hydraulic diameter ratio is 0. 246

    主要研究了在通道進口截面積（即無肋處的截面積） a為15 . 2 187mm ~ 2 、肋高與通道當量直徑之比e / de等於0 . 246 ，實驗雷諾數范圍在0 . 4 10 ~ 4 1 . 5 10 ~ 5之間的情況下，雷諾數re 、肋向角a 、肋寬與肋高之比t / e和肋寬與肋間距之比t / p等參數對通道強化傳熱與流動阻力特性的影響。
  3. Height, crown amplitude, size of leaves, leaf number, diameter of root, biomass of leave, biomass of root, total biomass and relative growth rate ( rgr ) of c. smyrnioides were all increase with soil water. but it was decreased with soil water for specific leaf area ( sla ), leaf area ratio ( lar ), specific root length ( srl ) and root length ratio ( rlr )

    明黨參株高和冠幅、葉片形態大小、葉片數、根粗、根體積、葉生物量、根生物量、總生物量和rgr均隨著土壤水分的增加而增大，而sla 、 lar 、 srl和rlr則隨著土壤水分的增大而減小。
  4. The regional flag is rectangular in shape with its lengthheight ratio being 3 to 2. at the centre of the regional flag is a white 5 - petal bauhinia in swaying motion. the diameter of its outer circle is 35 of the regional flag s height

    區旗旗面呈長方形，其長與高為三與二之比，區旗旗面中繪有一朵白色動態五瓣紫荊花，其外圓直徑為區旗旗高的五分之三。
  5. At last some further research proposals of strengthening concrete structures with hfrp were presented : besides the theoretical descriptions of the durability of hfrp and its successful applications, further experimental research should be carried out to study its feasibility in strengthening concrete ; in order to inspect and amend the practical effect of the reasonable matching, experimental study of concrete columns and beams ( the author have fabricated 30 hfrp strengthening concrete columns with a diameter to height ratio of 1 : 3 and 15 concret

    汕頭大學碩士學位論文摘要最後提出了今後hfrp加固混凝土結構的研究設想，主要是: hfrp的耐久性除進行合理的應用實例和理論分析外，還需通過試驗研究進一步論證其可行性。應將合理匹配用於樑柱加固試件（作者已製作30個直徑/高為1 : 3的hfrp加固柱試件和15根混凝土梁試件供后續實驗研究之用。 ） ，檢驗實際效果，並進行修正。
  6. By analyzing a monofilament cable, it is presented the conclusions that the influencing factors of the load - carrying properties of flexible supporting s stem include the initial prestress the diameter of tension rod or cable, the rise ratio and the height of the structure etc

    通過對單根拉索結構的力學分析，提出影響這種結構剛度和承載性能的因素主要包括：初始施加預應力的大小、拉桿（索）的直徑、結構的腹高比以及結構的高度等。
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