坡度減小 的英文怎麼說
中文拼音 [pōdùjiǎnxiǎo]
坡度減小
英文
degradation-
Bum severity is also affected by the topography. the basic rule is that with the increasing of slope and elevation, the burn will become much severer. but to the aspect, it was contrarious ( excluding the nonaspect )
火燒強度隨地形因子梯度的變化而變化,其基本規律是隨坡度、海拔梯度的增加而減小,而隨坡向梯度的增加而增加(無坡向除外) 。To use the athwart gradient protection which takes the end of dam as the datum mark will reduce the digging depth of the stilling basins is reducing, and increase the energy dissipation rate
採用以壩體末端為基準面的壩體逆坡防護時,消力池挖深減小,消能率提高,壩面平均流速減小,壩區防護難度降低。As a result it enhanced the water - retaining and fertility - retaining capacity, strengthened the anti - scour and anti - erosion ability. 3. sabaigrass can meliorated the little entironment of purple soil bare slope field the results show that sabaigrass treatment and grass tree solid plating treatment can reduce n ( nitrogen ), p ( phosphorus ) and k ( potassium ) erosion, increase soil nutrition element content, it also increase soil water content and soil pondage, decrease soil water evaporation, strengthen the anti - drought ability
龍須草能改善紫色土荒坡地的小生境龍須草純種植被和林草立體種植植被能不同程度地增加土壤的有機質和速效n 、 p 、 k的含量;增加土壤含水量和貯水量,減緩和減少土壤的水分蒸發,增強土壤的抗旱能力;降低土壤盛夏的地表最高溫度,減少地表溫度變化幅度。The cleaning cars has seven major characteristics : 1, the vehicle design aesthetic appearance generous, simple, flexible cleaner compact cab from the sanitation workers in the rain, snow and inclement weather operations headaches ; 2, jia lu cleaning electric car gearbox is my companys patented products, latin america is characterized by heavy goods, light down - climbing and extended battery life ; 3, jia lu electric bicycle bridge cleaning car brake, the company is a patent product, is characterized by simple structure, convenient operation, maintenance easier, better braking performance ; 4, good deer electric car cleaning dustbins with low human workers the high - school, so that sanitation workers can easily handling, reversing a good sight, and reduce incidents, high safety factor ; 5, good deer electric cleaning trucks advanced electric power putter as a dump, the sanitation workers to reduce labor intensity, is characterized by fewer power failures, maintenance - free ; 6, jia lu electric vehicle using toughened glass cleaning cars, advance reversing have good vision, difficult to scratch and ensure the safety of sanitation workers ; 7, good deer by external electric car cleaning plate, a fiberglass liner internal, external characteristics : hinge not on the plate yi loose, often not dump deformation and withstand collisions, the internal use of fiberglass liner, not rust, corrosion, wear after the liner can be replaced, maintaining low cost
該保潔車有七大特點: 1 、該車外型設計美觀大方,操作簡單靈活,明凈小巧的駕駛室免除了環衛工人在雨雪等惡劣天氣作業時的煩惱; 2 、佳鹿電動保潔車變速箱是我公司的專利產品,特點是拉重貨,輕松爬坡而且省電,延長電瓶的使用壽命; 3 、佳鹿電動保潔車后橋雙輪制動,是我公司的專利產品,特點是結構簡單,操作方便,維修容易,制動性能好; 4 、佳鹿電動保潔車超低的垃圾箱符合人體工程學的高度,使環衛工人能輕松地裝卸,倒車時具有良好的視線,減少事故的發生,安全系數高; 5 、佳鹿電動保潔車採用先進的電動推桿作為自卸動力,減輕了環衛工人的勞動強度,特點是故障少功率大,免維護; 6 、佳鹿電動保潔車整車採用鋼化玻璃,前進倒車都有良好的視線,不易劃傷,保證環衛工人的安全; 7 、佳鹿電動保潔車外部採用鋼板,內部採用玻璃鋼內膽,外部特點:鉸鏈在鋼板上不易松動,經常自卸不變形,經得起碰撞,內部採用玻璃鋼內膽,不生銹、不腐蝕,磨損后內膽可以更換,維護成本低。When catchment area, average channel gradient and catchment shape factor of designed culvert or bridge are known, a user can be convenient to get local parameters c, e and b from standard contour charts and easy to calculate flood flow just by a calculator. design period of flood flow is enormously shortened as well as a high precision. estimated flood flow through culvert or small bridge by new calculation model is generally less than by traditional methods, so that much cost is cut down a s reducing the span of culvert or small bridge
以75000km ~ 2的川中丘陵地區為試點研究區,繪制了該地區新模型的參數等值線圖,率定了不同設計頻率的改正系數,使設計者只需在地形圖上獲取集水面積,河道平均坡降和流域形狀系數,在參數等值線圖上查得橋涵所在地的相應參數,使用計算器即可迅速計算出設計流量,大大縮短了設計周期,且精度較高,設計的洪水流量一般低於傳統方法,從而可減小橋涵跨徑,節省投資。On the contents of two sides abovementined, this paper attempts to do some initial researches from three angles as follows : 1, the analyses of anti - seismic features on longitudinal direction of the aqueduct l ) the seismic longitudinal effects are small. the vibrant characters are decided from the structure integration and rigidness of piers and main arch - ring of the aqueduct, so the following measures should be taken in order to weaken and isolate seismic influence : properly broadening the section sizes and adopting the high class concrete, lowering the height and barycenter of building, setting hoop steel bars so as to increase the plasticity of the concrete which can absorb the seismic energy and prevent the damages due to stress centralization on the linkages and changing place
本文試圖就上述的這兩大方面的內容,從以下三個角度進行了初步研究: 1 、縱槽向抗震性能分析1 )湯峪河吊桿拱支承結構的縱槽向地震效應較小;吊桿式拱架結構動力特性取決于槽墩和主拱圈的剛度,以及結構的整體性,故適當加大構件截面尺寸或提高砼標號,盡量降低結構的建築高度和重心,在構件連接和變截面處增設梗脅,按照約束混凝土的要求來加強箍筋的配置,增加砼的延性,以克服地震時構件連接和變截面處的應力集中造成的坡壞,並吸收大量的地震能量,從而起到隔震,減震的效果。Rebounding displacement of slope and axial force of anchor bars increases as the increment of the included angle of the rebounding displacement vector and x positive axis will reduce as the increment of horizontal tectonic stresses. the reduction of lithologic characters and weak interplayer have unfavorable influence on stability
支護錨稈軸力也增大;隨著水平構造應力的增加,回彈位移矢量與水平x軸正方向所形成的角度將減小;邊坡巖體巖性參數的弱化和軟弱央層的存在都對邊坡的穩定造成不利的鍘惻。The synchronous rectifying and low power sampling technology is used to reduce the power consumption, flexible external loop compensation, error amplifier output clamp are adopted for better system large signal response. the piecewise slope compensation technology is employed to minimize the consequence of over compensation. the sensor resistor is externally connected, which realize output voltage programmable. the overheat protection and under voltage protection modules are integrated in the die to allow the reliable operation of the system
同時,電路設計採用同步整流技術、低功耗電流采樣技術降低功耗,提高轉換效率;採用靈活的外部環路補償技術、誤差放大器輸出嵌位技術以實現良好大信號特性;採用分段斜坡補償技術,消除不穩定因素,並最大程度地減小過補償帶來的問題;採用外接輸出采樣電阻的方式,實現輸出電壓的可編程。This kind of instability bulk movement is induced by wave cyclic loading, as a result the slope of bottom bed decrease, water depth increase, and instability bulk movement has the character of subregion, regularity and head erosion, thus it will influence evolvement of region of interest landform, and change flow field and bottom stratum condition continually, so will lead to dynamic influence on structure foundation soil
這種不穩定塊體運動由波浪循環荷載誘發,其結果使底床整體坡度減緩,水深加大,而且不穩定的塊體運動具有小區域、多發性和溯源侵蝕的特點,將繼續影響著海域以後的水深地形的發展演化,並不斷改變著該區的流場與底床地層條件,對構築物地基土的穩定性產生著動態的影響。( 三 ) under the dynamic load of the explosion, the numeric analysis has been done and achieve the rule as follow : ( 1 ) when the frequency of vibration is 0. 3hz, the acceleration of the slopes top gets the maximum ; so 0. 3hz is believed the natural frequency of the slope as a whole ; ( 2 ) the vibration of explosion can been magnified because of the condition of the landform, when the relative altitude is up to 45m, the acceleration of horizon gets the maximum ; when the relative altitude is up to 100m, the absolute value of acceleration and the deformation of horizon is larger than that in the bottom of the slope ; ( 3 ) in the period of forced vibration, at the top of the slope, the acceleration of horizon become larger and larger ; at the middle part of the slope, it becomes smaller ; ( 4 ) when the explosion velocity of is much little, the shallow part destruction is the primary deformation of the slope
(三)採用模態疊加法針對爆破動力作用,進行邊坡的動力響應分析,得出了以下結論: ( 1 )振動頻率為0 . 3hz時,坡面頂部水平向加速度峰值最大;綜合考慮,可認為該邊坡的自振頻率為0 . 3hz左右; ( 2 )地形對爆破地振動存在放大作用,研究剖面的坡面,水平向加速度及位移在地形相對高差45米左右最大,而後隨相對高差的增高而減小,相對高差為100米時,水平向位移及加速度絕對值均大於坡腳; ( 3 )強迫振動段,水平向加速度值隨時間變化的規律為:坡頂節點總的變化趨勢是越來越大,而坡體中部節點的變化趨勢是越來越小; ( 4 )當爆破振速較小時,變形破壞的形式表現為坡頂表面滑塌型。Rain intensity has little effect on er of rapidly available k and slowly available k, and leads some decrease of er of rapidly available k. er of rapidly available k increases with the decrease of slope gradient
雨強對速效鉀、緩效鉀的富集率影響不大,速效鉀的富集率有一定的減少;隨著坡度的減小,速效鉀富集率有增大的趨勢。Through analyzing bed ' s response to wave, in the condition that super - stratum is more hard and second - stratum is more soft in region of interest, super static interstitial hydraulic pressure amplitude die away rapidly between stratums, before in sight of boundary between hard and soft stratum, plane effective pressure increase to max. shear stress reach peak value when bed thickness is approximately 2. 7 meters, then it will decrease to the minimum on the place where the flexible soil has a common boundary with the rigidity, so the boundary is the most destroy plane on engineering. on the basis of reconnaissance in situ, in normal situation of sea, the structure slides to the basin along the boundary
通過對底床在波浪下的響應分析,對于研究區底床上層較硬而第二層較軟的情況,超靜孔隙水壓力幅值在層間交界處迅速衰減,在臨近硬、軟地層交界處前,水平有效應力增至最大,剪切應力在底床厚度大約2 . 7米左右達到峰值,然後減小,到硬、軟層土交界位置,達到最小,因此這個界面就是最容易發生破壞的工程軟弱面,現場勘查證明,即使在正常海況下,構築物也會沿坡以此交界面為滑動面,緩慢向「盆」底滑動。Analysis of the inter - velution ship and its influence factor between loess landslide slope failure and charecterisitics of soil and rock mass show that the range of landslide slope failure enlarges with the development of earthquake intensity, coeffient of pore pressure and cohession. it delarges with the development of angle of internal friction ; use simplicity bishop method and computer to get simplicitely and quickly usable stability anlytic figures and data table
分析黃土滑坡與巖性的內在關系及其影響因素表明,滑坡范圍隨地震烈度、孔隙水壓力系數、粘聚力的增大而增大,隨土體內摩擦角的增大而減小;採用簡化畢消普法,藉助計算機,獲得了簡捷明快、使用方便的穩定分析圖表。This research is does using the glass fiber for the hillside makes up the strong strengthened material, mixes in the bolivian filament in the different hillside slope, the change hillside place intensity, improves regarding is easy to have the earth stone to flow local the hillside to give strengthens, with reduces the earth stone to cave in the after scope area, in has the after destruction regarding guard earth shi liu and the earth stone class to reduce to is smallest, after the process experiment data knew, mixes in bolivia truly to be allowed to strengthen the hillside place to the textile fiber the intensity, but mixes in the glass fiber to the too steep slope not to be big to its overall intensity help, after again comes is mixes in the glass fiber the hillside avalanche, proliferates the area comparatively originally not to mix in the glass fiber the area to be small
摘要本篇研究是利用玻璃纖維做為山坡地補強的強化材,在不同的山坡坡度上混入玻璃纖維,改變山坡地的強度,改善對于易發生土石流地區的山坡地給予加強,和縮小土石坍塌后的?圍面積,在對于防?土石流和土石流發生后的破壞減到最小,經過實驗后的數據得知,混入玻璃纖維確實可以加強山坡地的強度,但對過于陡峭的坡度混入玻璃纖維對其整體強度幫助不大,混入玻璃纖維的山坡崩塌后,所擴散面積較原本沒有混入玻璃纖維的面積小。It is shown that the bruises of geogrid are decreased if sheep - foot roller is used when lay - down thickness deeper than 30cm. the deformation of geogrid mainly comes of construction. the infiltration of rainwater is disadvantage for the stabilization of geogrid reinforced embankment
研究表明:在填土虛鋪厚度大於30cm的情況下,採用羊腳碾壓路機碾壓能有效減小土工格柵的損傷;實際工程中土工格柵的變形主要來源於施工的影響;雨水的入滲對土工格柵加筋路堤的穩定性極為不利;水泥土是經濟合理的坡面防護措施。Through the correlation of nww - see and sn, the thickness and limestone intervals of matuo formation gradually increase from west to east. this represent the center of sedimentation is possible located in east of the region. the matuo formation thickness gradually increase and then reduce from north to south
通過北西西?南東爾向和南北向剖面對比,瑪托組地層橫向變化表現為由西往東,瑪托組地層厚度逐漸加大,灰巖夾層也增多,反映當時沉積中心在研究區東部,而由北往南,厚度先逐漸增大,后減小,灰巖夾層增多,由北往南的古地理格架為濱面?碳酸鹽臺地?斜坡環境。( 4 ) the concentration of dissolved k decreases with the prolonging of water - washing time and increases with the increase of slope gradient. but the concentration of dissolved k decreases with the increase of slope gradient, when vegetation coverage 60 % and amount of rainfall 100mm
( 4 )徑流中溶解態鉀濃度基本隨沖刷時間的延長而減小,隨坡度的增大而增加,而當植被覆蓋度60時(雨量100mm ) ,溶解態鉀濃度隨著坡度的增大而減小。The paper points out the factor of safety by means of finite element method, the strength reduction method and limit equilibrium method decreases in turn. according to analysis of the strength reduction method, the stability of the cutting slope is less than the stability of nature slope. according to the results by the finite element method, the factor of safety calculated by axial loading stress - strain model is less than the factor of safety by lateral unloading stress - strain model
表明有限元法、強度折減法、極限平衡法得出的安全系數依次降低;依據強度折減法分析,相同條件下,挖方邊坡的安全系數較自然邊坡的安全系數小;依據有限元西安理工大學碩士學位論文法分析,軸向加荷應力路徑模型確定的安全系數較圍壓卸荷應力路徑模型確定的安全系數小。分享友人