earth quantity 中文意思是什麼

earth quantity 解釋
土方工程量
  • earth : n 1 〈常E 〉 地球。2 大地,陸地,地面,地上。3 土壤,土。4 【化學】土類;泥。5 世界人類;人的軀體...
  • quantity : n 1 量 (opp quality); 分量,數量;額;【物理學】值,參量。2 〈pl 〉大量,大宗,大批,許多。3 定...
  1. The scientific man is interested in finding out the chemical composition of the inside and crust of the earth upon which he lives, the thickness of the atmosphere surrounding it, the quantity and nature of cosmic rays dashing about on the top layers of the atmosphere, the formation of its hills and rocks, and the law governing life in general

    在科學方面,人類所想要發現的,就是他所居住的地球的內部和外層的化學成分,地球四周的空氣的密度,那些在空氣上層活動著的宇宙線的數量和性質,山與石的構成,以及統御著一般生命的定律。
  2. At the western side of the excavation site an area of burnt earth was uncovered, large quantity of coal found and burnt earth suggest human activities. according the unearthed remnants the building was built during the japanese occupation period

    探坑西側出現一個火燒土區,出現大量木炭並有火燒紅土的現象,人為活動的痕跡相當明顯,根據出土遺物判斷,該建築應屬日治時期的結構。
  3. The mineral reserves are of great quantity and high grades. there are over 40 proven species of minerals. the reserves of iron ore, tungsten, tin, fluorite and rare earth rank first in guangdong

    礦產資源儲量大、品位高,已探明的有40多個品種,鐵礦、鎢礦、錫礦、螢石礦、稀土礦等礦產儲量居廣東首位。
  4. By means of static and dynamic experiments, lots of research on the effect of micro - quantity heavy metal ions ( hmi ) removal by weakly basic anion exchange resins ( wbaer ) from drinking water ( dk ) with alkali metals, alkaline - earth metals and anions at high concentration, has been done

    本文採用靜態和動態兩種試驗方法,對弱堿性陰離子交換樹脂在堿金屬、堿土金屬離子以及陰離子相對較高濃度的背景下去除飲用水中微量重金屬離子(以hg2 +為研究處理對象)的效果進行了大量試驗研究。
  5. From experimental result, i preliminarily know that eps is good thermal insulation material because the absorption of water is low and heat insulation is good, it is practicable at preserving temperature field of frozen earth roadbed and bringing frozen disaster under control ; second, according to the analysis of the eps that is applied into practical project, i have studied the practical effect which eps preserve roadbed temperature field, and the influence that was made after building field. i have get that eps can influence moisture content and frozen upper limit, through practical measuring data, i have studied freezing and expanding quantity and melting and submerging quantity during a complete frozen and melting cycle as well as have expanded and proved the practical application effect of eps with some reference significance to deep research of some connected problems. finally, through computer data analysis, setting up the analytical model of finite unit, i have simulated the temperature field of roadbed heat preservation, then expounded and proved that the height of embankment influenced the effect of thermal insulation material

    其一是對聚苯乙烯泡沫塑料( eps )保溫板以及天然路基土層、路堤填料進行了室內試驗分析,結合國內外現在的有關科研成果,綜合確定其各項特徵參數;從試驗結果初步認識到聚苯乙烯泡沫塑料是一種吸水率低,隔熱性好的保溫材料,在凍土路基溫度場的保護和凍害治理方面是可行的;其二通過eps保溫板在現場工程實踐中的應用分析,研究了保溫板在保護路基土層溫度場的實際效果以及修築路堤后造成的影響,保溫板對土體含水量、凍結上限的影響,通過實測資料,研究了在一個完整的凍融周期內整個路基的凍脹量和融沉變形量,論證了保溫板的實際應用效果,對有關問題的進一步研究和相關工程設計具有參考意義;其三,通過計算機數值分析,建立有限元分析模型,對保溫路基的溫度場進行了模擬計算,論證了路堤高度對保溫材料效果的影響。
  6. In a word, wbaer can effectively remove micro - quantity hmi from dk with alkali metals, alkaline - earth metals and anions at high concentration. on the basis of lots of regeneration experiments of wbaer ( d301g ), the best regeneration manner ( regurgitation regeneration ), the optimal regeneration agents ( h2so4 and naoh ) and the optimum operating parameters of regeneration are obtained

    論文進而對d301g型弱堿性陰離子交換樹脂進行了再生試驗研究,確定了最佳再生方式(逆流再生) ,最佳再生劑( h2so4和naoh )以及酸液再生時的最佳濃度范圍( 2 % 4 % )和最佳流速范圍( 3 4m / h ) ;並通過正交試驗確定了逆流再生過程中的最佳運行參數組合。
  7. Discussion on variation factor with relation to the engineering budget and settle account in the calculation of the coal ash site earthwork quantity of the earth dam

    淺談灰場土壩土方工程量計算中的變化因素與工程預結算關系
  8. This article analyzes the characteristics of permafrost earth, establishes mathematical model of earth thermal transfer, which consists of thermal transfer equation in thaw zone, the conservation relationship of heat quantity transferring from pipeline to earth and from earth surface to atmosphere, earth temperatures at thaw zone interface, heat transfer condition of solid phase changing into liquid phase at phase interface

    文章分析了永凍土的特點,建立了永凍土地帶土壤傳熱數學模型:融化圈內外傳熱方程、管道向土壤和土壤表面向大氣所放熱量的守恆關系、融化圈界面處土壤溫度、相變界面處固相變為液相的傳熱條件。
  9. Selecting the image elements of earth and moon centers as observed quantity, measurement noise model and observed equations of autonomous navigation system are built up. the spacecraft orbit is determined by using the recursive weighted least square based on ud factorization

    在奔選取地心和月心像素作為觀測量,建立了符合實際情況的量測噪聲模型和自主導航系統的觀測方程,並利用基於ud分解的遞推加權最小二乘演算法估計了奔月探測器的軌道參數。
  10. Collecting enough quantity and densities three - dimensional coordinates of characteristic points on the earth ' s surface with total station. seting up the digital elevation model ( dem ) with region manager

    應用全站儀在規劃區域的地表採集足夠數量和密度特徵點的三維坐標,在gis軟體regionmanager輔助下,建立流域數字高程模型( dem ) 。
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