cover thickness 中文意思是什麼

cover thickness 解釋
剝離厚度
  • cover : vt 1 覆蓋,遮蔽,包裹;戴帽子;包庇,隱蔽,掩蓋;滅跡,(用紙)表(墻)。2 孵(小雞);(種馬)交...
  • thickness : n 1 厚;粗;厚度;粗大。2 濃度,濃厚,黏稠。3 密度;稠密。4 模糊不清,多煙霧,混濁。5 愚笨;遲鈍...
  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. Through the experimental research, we think : the technological capacity of fiberglass asphalt macadam if weaker than asphalt macadam, however, if use elasticized capacity to solve blending technological problem. adjust the breed of fiber silk, extend its diameter, its paving capacity is still worth exploring, asphalt - rubber macadam structure lager have good deformed - become capacity and crazed - resistance capacity, small gap rate. good water - resistance capacity, good hot - stability and simple construction technology. therefore. pitch rubber spall is a good cover material which is suitable for the second class or lower whose asphalt pavement has split open because of fatigue. and is the good structural measure of preventing half - rigidity grass - roots unit shrink - rift reflecting. pave a thin layer of pitch rubber spall between asphalt - type pavement layer and half - rigidity basic level, although the cost of building is higher than paving togongbu in the middle, the construction technology, crazing - resistance and water - resistance are better than togongbu, not only could reduce greatly the reflex of half - rigidity grass - roots unit material, long then the use lifespan of pavement, but also it is possible to reduce suitably the thickness of asphalt mixture layer, though the cast of building in the early days becomes more, in the long - term opinion, it have fully important technological and economical significance

    通過試驗研究認為:玻璃纖維瀝青碎石的技術性能不如瀝青碎石好,但路用彈性性能較好,如能解決拌和工藝問題,調整纖維絲的品種,增大其直徑,其路用性能仍值得探討,瀝青橡膠碎石結構層具有變形性能和抗裂性能良好,空隙率小,防水性能好,熱穩定性較好,施工工藝簡單的特點,因此,瀝青橡膠碎石是二級及二級以下公路因疲勞而開裂的瀝青路面的良好罩面材料,也是防止半剛性基層收縮裂縫反射的良好結構措施,在瀝青類路面面層和半剛性基層之間夾鋪瀝青橡膠碎石薄層,雖然造價比夾鋪土工布高,但其施工工藝,抗裂性能和防水性能均優于土工布,不僅可以大大減少半剛性基層材料的反射裂縫,延長路面使用壽命,而且可能適當減薄瀝青混合料面層的厚度,雖然初期造價有所增加,從長遠來看,具有十分重要的技術和經濟意義。
  3. The article is directed by the modern structural geology, seismic stratigraphy and petroleum geology. in the study of works, geology, seismic and logging data are used. with the computer ' s ( workstation ) help, adopted many methods which are the technology of balanced section, calculation of the structural movement rate, the renewal of the erosion thickness, renewal of the ancient thickness, the protraction of the cover history curve and the " pagoda " figure, and based on the previous research achievement, this article studies the characteristic of rupture and fold, the degree of structural movement and the fashion of structural movement and brings forward that ludong area has experienced three big phases of structural evolvement

    以現代構造地質學、地震地層學和石油地質學為指導,全面利用各種地質、物探、測井資料,藉助先進的計算機(工作站) ,採用多種方法(平衡剖面技術、構造活動速率計算、剝蝕厚度恢復、古厚度恢復、埋藏史曲線製作、寶塔圖製作等) ,並結合前人的研究成果,研究了陸東地區斷裂和褶皺的特徵、構造運動的期次以及構造運動的方式,提出了陸東地區經歷了三個大的構造演化階段。
  4. The great bustard selects the areas with abundant plant species. higher vegetative cover score. smaller proportion of bare area and taller plants to display on postfire grasslands ; the important factors that influence the great bustard to selection display fields are the proportion of hay, stipa baicalensis density and the thickness of hay on unburing grassland

    在火燒地,大鴇會選擇植物種類數較多、蓋度較大、裸地比例較小及植株相對較高處進行求偶炫耀;在非火燒地,枯草比例、貝加爾針茅密度及枯草厚度是影響其求偶場選擇的重要因素。
  5. Optics and optical instruments. microscopes. cover glasses. part 1 : dimensional tolerances, thickness and optical properties

    光學和光學儀器.顯微鏡.蓋板.第1部分:尺寸厚度和光學特性
  6. An overview of research on reasonable cover thickness for underwater tunnel by drill - blasting method

    水下隧道鉆爆法施工合理覆蓋層厚度的研究評述
  7. The results show that the damages to the appearance of concrete structures exposed to atmosphere, including honeycombing, cracking along rebar, rebar corrosion, and concrete delamination, are quite serious, that the poor quality of concrete construction, the insufficient thickness of local concrete cover, and the rebar corrosion expansion and dilatancy induced by carbonization of concrete cover are the main causes, and that the main form of damages to the overflow structure is the abrasion resulted from water scouring

    結果表明,水閘的水上(大氣中)混凝土結構外觀破損十分明顯,露石露砂、順筋裂縫、鋼筋銹蝕、混凝土破損剝落等已十分嚴重;引起破壞的主要原因是混凝土施工質量較差,局部保護層厚度不足,混凝土保護層碳化引起鋼筋銹蝕脹裂,而水流沖刷磨蝕是水閘過流結構破壞的主要形式。
  8. We also measured the thickness of every book-cover, with the most accurate admeasurement, and applied to each the most jealous scruting of the microscope.

    我們還測量了每本書封面的厚度,計算得極為準確,對每一本都用顯微鏡百般挑剔地檢查過。
  9. Steel cord conveyor belts - cover thickness measurement

    鋼絲繩芯輸送帶覆蓋層厚度的測定
  10. As for the simply - supported slabs, the influence of the specimen fire proof properties is tested under the different concrete intensified degrees, under the different thickness of cover and under the different concrete quota. as far as the three - span continuous slabs are concerned, a series of analysis are conducted, including the specimen internal force redistribution under the different fire condition, the specimen deformation properties, features of the specimen destroying mechanism and the fire proof capability under the various condition

    對簡支板,考察了不同混凝土強度等級、不同的鋼筋保護層厚度、不同配筋率等對構件抗火性能的影響;對三跨連續板,考察了不同受火工況下構件的內力重分佈變化情況、構件的變形性能以及構件破壞機構的特點;分析了各工況下構件的抗火性能的差異。
  11. The results showed : the relationships among cover of herbaceous layer, cover of liver moss layer, thickness of liver moss layer, thickness of root system twine layer and the distance between seedlings and adjacent tree were positive correlation ; the relation between litter and tile above five variables were negative correlation ; the variables of micro - habitat affecting seedling in the picea schrenkiana stand were generalized with moss, herbaceous, spatial distance, humus and litter ; litter and spatial distance between seedlings and adjacent tree were the most primary factors of micro habitat affecting regeneration of one year seedling

    結果表明:天山雲杉林分中草本層蓋度、苔鮮層蓋度、苔鮮層厚度、根系盤結層厚度、幼苗距大樹的距離5個環境變量之間為正相關;枯落物與草本層蓋度、苔蘚層蓋度、苔蘚層厚度、根系盤結層厚度、幼苗距大樹的距離為負相關;天山雲杉林微生境綜合因子可概括為「苔蘚」 、 「草本」 、 「空間距離」 、 「腐殖質」和「枯落物」 ;影響一年生幼苗更新最主要的微環境綜合因子為「枯落物」和幼苗距大樹的「空間距離」 。
  12. The equation is y = a ebx, the interrelated coefficients are all larger than 0. 95 ; when the rainfalls are close, the volume of the surface runoff increases with the intensity of rainfall and the volume of the surface runoff is remarkable related with the maximum rain intensities of 30 minutes ; with the effect on rain harvesting acreage, the cover rate of the plants, the gradient, and the average soil thickness, the cover rate of the plants and the average soil thickness are the important factors which can affect the volume of rain harvesting. and the average soil thickness is the dominant factor. in order to get good result, we must choice the slope which the cover rate of the plants is low and the average soil thickness is thin, meanwhile increase the rain - harvesting acreage

    太行山片麻巖區坡面集雨規律及集雨技術:集雨量與降雨量呈顯著正相關,並且在降雨量大於17 . 6mm時,集雨量隨降雨量的增加呈指數形式增加,擬合方程為y = ae ~ ( bx ) ,相關系數均大於0 . 95 ;降雨量相近的條件下,徑流量隨降雨強度的增大而增大,且在片麻巖山地, 30min最大雨強是影響產流的關鍵因子;在集雨面積、植被覆蓋度、坡度以及平均土層厚度等因素的共同影響下,植被覆蓋度和平均土層厚度是影響集雨量多少的主要因素,其中平均土層厚度是主導因素;而要想取得良好的集雨效果,必須在選擇植被覆蓋度低、坡面土層厚度薄的坡面的同時,加大集雨面積。
  13. In order to determine the relations between the four main bond - anchoring factors - concrete strength, concrete cover thickness, steel shape embedment length and the ratio of the transverse hoops - and the bond strength, and establish the bond - slip constitutive relations, 16 standard push - out test specimens were designed, and 4 comparison specimens were additionally designed to find the difference of the bond performance between the web, inside and outside of flanges the steel shape

    設計了16個型鋼混凝土標準推出試件,以考察混凝土強度、型鋼的混凝土保護層厚度、型鋼埋置長度及橫向配箍率四個主要錨固條件與粘結強度的相互關系和型鋼混凝土粘結滑移本構關系;設計了4個對比試件,以考察型鋼翼緣內側、外側和腹板與混凝土粘結性能的區別。
  14. Bdi gratings are manufactured in numberous combinations of bearing bar height and thickness, bearing bar pitch and cross bar pitch. our complete range of gratings should cover the requirement for any other combinations, please contact our

    ,說明您所需的負載扁鋼高度,厚度,負載扁鋼間距和橫桿間距,我們可以為您生產出各種不同類型的鋼格柵板。
  15. The relation between seepage volume and rock cover thickness in subsea tunnel

    海底隧道涌水量與覆巖厚度關系研究
  16. Thickness of concrete cover

    混凝土保護層厚度33
  17. The detection for concrete column cracking of a dwelling building by detecting chlorine ion in the concrete, concrete cover thickness and degree of steel - bar corrosion was completed

    摘要通過檢測混凝土中氯離子含量、混凝土保護層厚度和鋼筋銹蝕程度等方法,分析和探討汕頭某住宅樓混凝土柱角順筋開裂的原因。
  18. The data used in the ann model are arranged in a format of 8 input parameters that cover the compressive strength, tensile strength and width of cube concrete ; the thickness, the width, the bond length and the elastic modulus of the cfrp plate. 15 sets of experimental data are used for predicting

    神經網路的建立考慮了碳纖維布的厚度、寬度、粘結長度、彈性模量、抗拉強度和混凝土試塊抗壓強度、抗拉強度、寬度這8個參數,運用了118組試驗數據對網路進行訓練,對15組數據進行了預測分析。
  19. Note : we suggest that the client should choose cover thickness according to the type of the conveyed materials, granule, magnitude of the abrasion and etc

    注:我們建議客戶根據運輸物料種類,粒度極其磨耗性的大小等因素來選擇不同厚度的蓋膠。
  20. The definition of stability and repeatability of the laser frequency and factors affecting the stability of laser frequency were analysed. the normal methods used to stabilise frequency and produce double - frequency were explained. after analysing the working conditions and related parameters of the laser device, it was concluded that the laser tube should be put inside an insulating cover and an electric discharge tube with a bigger diameter and length, smaller wall thickness and a higher thermal conductivity coefficient should be chosen

    分析了激光頻率的穩定性、復現性的定義及影響激光頻率穩定的因素;介紹了常見的穩頻及產生雙頻的方法;分析論證了激光器雙縱模熱穩頻的使用條件和有關參數的關系,得到結論是:應將激光管裝在保溫罩內;選用放電管直徑及長度大、壁厚小、材料導熱系數大的放電管。
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