i-section 中文意思是什麼

i-section 解釋
工形截面
  • i : pron （pl we ） 〈人稱代詞，第一人稱，單數，主格。 （poss adj my; obj me; poss pro mine ） 〉我。...
  • section : n 1 （外科、解剖的）切斷；切割；切開。2 【外科】切片，【金相】磨石。3 （果子的）瓣。4 【數學】截...
  1. They are jinfo mountain in nanchuan county ( natural protection section ), wuling mountain in qianjiang county ( national emphases forest demonstration county which forest cover rate is beyond 50 % ) and zhongliang mountain in beibei county ( artificial destruction is very grave ). some main land use patterns i. e. woodland, garden, infield, abandon infield, shrub and grassplot are selected in those three sample sites. four aspects on soil fertility index of karst environment under different land use patterns in these three sample sites, are revealed in this paper, by using the field test, indoor measure and analysis, outdoor experiment and field investigation, and the knowledge and technique of soil, ecology, physics and chemistry etc. they are physical characteristic ( effective soil thickness, organic layer thickness, soil texture, water - stable aggregate and soil water etc. ), chemical fertility ( organism, omni - n, omni - p, omni - k, alkali - nitrogen, available p, available k and rapid available k etc. ), soil animalcule ( bacteria, fungi, actinomyces and their grosses ) and soil - seed - pool ( plant community diversity index ) in karst ecosystem

    本研究以重慶市的南川金佛山（自然保護區） 、黔江武陵山（國家重點退耕還林示範縣，森林覆蓋率50以上）和北碚中梁山（遭人為破壞嚴重）典型巖溶區為對象，選擇了幾種重要的利用方式，包括林地、果園、耕地、棄耕地和灌草坡，採用野外巖溶生態調查和室內試驗測量分析相結合的方法，以不同土地利用方式巖溶土壤肥力為重點，對不同土地利用方式土壤肥力特徵進行量化分析，找出巖溶土壤肥力差異的主要方面及其根本原因，論文主要從土壤剖面物理退化指標（有效土層厚度、有機質層厚度、質地、團聚體、水分含量等） ，化學肥力退化指標（有機質、全n 、全p 、全k 、堿解n 、速效p和速效k等） ，樣地土壤微生物指標（細菌、真菌、放線菌數量及總量）以及樣地土壤種子庫植物群落多樣性等4個方面對重慶典型巖溶區的土壤肥力特徵進行了較為詳細的分析研究，為巖溶地區士壤資源的合理利用及結構的調控管理提供依據。
  2. Section i. anticipatory breach and instalment contracts

    第一節預期違反合同和分批交貨合同
  3. Writing an autobiography is a common thing, with plenty of sports stars and other celebrities doing one by themselves or with a writers help, but this book stands head and shoulders above anything i have read in this section before

    很多體育明星或是社會名人都會自己寫作或是請人代筆出版自傳，但亞當斯的這本是我讀過的自傳里最棒的！
  4. Surprised, the flight attendant and the co - pilot asked the captain what he said to her. the captain replied, “ i told her the first - class section wasn ' t going to new york

    空姐和副駕駛都感到吃驚，問機長對她說了些什麼。機長回答： 「我告訴她一等艙不去紐約。 」
  5. I section steels and fish plates for mine

    礦山用工字形鋼及魚尾板
  6. The main girders support i-section transverse ribs.

    主梁支承著工字梁的橫向肋。
  7. Each seafarer under 18 receives, at the time of engagement, a note prohibiting him / her from performing night work or the work specifically listed as hazardous ( see part i, section 1, above ) and any other hazardous work, and requiring him / her to consult the competent officer in case of doubt

    在受聘時，每個18歲以下的海員收到一份禁止其從事夜間工作或從事被特別列為有害的工作（見上文第i部分第1節）或任何其他有害工作的通知，並要求該海員在有疑問時與主管高級船員協商。
  8. I specification for straightedges - cast iron straightedges bow shaped and i - section

    直尺規范.第1部分:鑄鐵直尺
  9. The suggestion is put forward that adopting the different geometry control condition between rolled h - section steel beam and general i - section steel beam

    本文提出軋制h型鋼的幾何控制條件，並建議將一般工字形截面簡支梁和軋制h型鋼梁分列處理。
  10. Fem analysis of residual stress at i - section beam based on ansys software

    軟體的焊接工字型截面梁殘余應力的有限元分析
  11. I - section steel pile

    工字型鋼樁
  12. In - plane stability capacity of i - section aluminum alloy bars under eccentric compression

    變截面楔形工字鋼簡支構件的平面外彈性穩定計算
  13. Experimental research on stability parameters for i - section aluminium alloy bars loaded by axial compressive force

    工字形鋁合金軸心壓桿穩定系數的試驗研究
  14. On the basis of experimental data, this paper presents an empirical criterion with its algorithm patterns, which may be included in the dynamic analysis of concentrically braced structures to predict the fracture of welded i - section bracing members

    本文在焊接工字形鋼支撐低周疲勞試驗研究基礎上，提出了一種可用於框架中心支撐體系非線性動力時程分析中鋼支撐疲勞損傷評估的經驗方法，並給出了相關步驟的演算法流程。
  15. Effects of the plates width - thickness ratios on cyclic characteristics of i - section steel beam - columns

    板件寬厚比對高層鋼結構壓彎構件滯回性能的影響
  16. Square taper washers for i section

    工字鋼用方斜墊圈
  17. Experimental study on elastoplastic buckling strength of web in i - section girder

    鋼梁腹板彈塑性屈曲強度的試驗研究
  18. Focuses are then put on the flexural torsional buckling analysis of mono - symmetry i - section arches. closed form solutions are obtained for arches subjected to uniformly distributed radial load and to equal and opposite end moments. effects of different laying positions and of asymmetry of cross - section on buckling loads are included

    在這個基礎上，對單軸對稱工字形截面拱在均勻受壓和均勻彎曲條件下的屈曲問題進行研究，給出臨界荷載的理論解答；分析了工字形截面不同放置形式和截面不對稱性對拱臨界荷載的影響，並與已有的理論進行比較。
  19. In - plane stability design of i - section beam - columns with slender web

    寬薄腹工形截面壓彎構件的平面內穩定設計
  20. The bearing bar comes in the form of an i - section. this type of grating is used where high strength is required and light weight is critical. shanxi yangcheng power plant - gratings of boiler platform

    的型號，根據負載扁鋼規格外形負載扁鋼與橫桿組合間距，以及表面處理狀態等不同，形成多種規格，代號為：
分享友人
分享到 Line

分享到臉書