逆坡 的英文怎麼說
中文拼音 [nìpō]
逆坡
英文
adversary grade-
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。Researching on the technology if reverse order is to study strains if pits, structural systems if basement, environmental surwey and underpinnings. on account of emphasizing developing methods if checking strength if pick - ets, modemizing machenes of excavation and studying methods of underpinning is put forward and is a way if controlling the quality of pickets in sites, which leads an active effect ; synthetic application if rankintheory, spatial and time effect theory to excavation tl aanalyze the state of soil force and strain is brought forward and the time effect should be considered in the zone of clay, the formation and development of soil plasticity are analyzed and the most dangerous zone to decide how to excavate and where to begin is found ; analyzing the cause of picket settlement during reverse order and the differential settlement and discussing hlw to solute it. duringh the temporary survey and the environmental warship, bringing rorward the theory of environmental vibration and analyzing the state of soil force and probability of losing stabilization of soil under the effect of environmental vibration ; analyzing the state offeree in underground concrete wall by the method of mathematics and pointing out the place of the maximum force and deformation. based on systematic illustrating the reverse order, problems about application and development of reverse order and suggestions also are expressed
鑒于國內外的研究把重點放在大力發展工程樁的實驗室承載力監測方法與設備、如何使土方開挖機械現代化及對周圍建築的臨測方法上，本文提出了現場利用聲波層析成像技術監測鋼砼樁內部質量的方法與程序，並得出了聲波層析成像技術是砼樁的動態質量檢測的有效手段，這對指導施有積極、現實意義；提出了綜合運用朗肯土壓力理論、基坑空間和時間效應影響理論來分析逆作法施工過程中基坑邊坡土體應力及應變的變化情況，指出粘土地區也應考慮時間效應，並且進一步分析了基坑邊坡土體的塑性區形成和發展，找出邊坡最不利的區域，以確定地下室土體的挖掘的方式和順序，指出憑主觀臆斷與經驗來施工是不可取的；在分析、經較逆作法與大開挖順作法的地下室結構體系受力情況及施工順序的不同，提出了節點處理技術；分析了逆作法施工期間樁的沉降變化原因及由此而產生的差異，並探討了解決的方法；本文還提出了環境振動對土體邊坡穩定產生影響的觀點，並分析了在環境振動影響下，土體的應力狀態及土休失穩破壞概率，並且還運用彈性力學知識和數學分析的方法定量地分析了地下混凝土墻受力狀態，指出了被監測墻體的最大應力、應變位置。Moreover, the study improves the mathematical treatment of abrupt slope and adverse slope in watercourse and adds the automatic detection of original data
研究還涉及到河道中的陡坡和逆坡的數學處理、原始數據的自動檢測等。The land resources of karst region in chongqing is mainly rock mountain and slope land, with serious soil erosion, converse vagetation succession and low cover rate, lesser water retention and lacking water, where ecosystem is difficult to recover after vegetation being destructed, land coming forth landification and sandification heavy
市境內石灰巖山地土地資源以石山坡地為主，土壤侵蝕嚴重，發生逆向演替，植被逆向演替，覆蓋率低，保水能力差，乾旱缺水。在石灰巖區，植被破壞后，土地大量石化、砂化，生態環境已很難逆轉。It is concluded that non - structural reservoirs will be major types of prospecting ; the slope belts with high swells are of conditions for forming large - scale stratigraphic reservoirs ; in complex piedmont thrust nappe there are many targets and high potentials for exploration ; jundong ( eastern junggar ) area and around wulungu depression are not " dead areas of hydrocarbon generation ", they should be regarded as favorable backup positions of prospecting
非構造油氣藏將是下步主要的油藏勘探類型，高凸起的斜坡帶具備形成大型地層油氣藏的有利條件，復雜山前逆沖推覆構造帶勘探目標多、潛力大，環烏倫古坳陷及?東地區並非「生烴死亡區」 ，也是有利的后備勘探陣地。When the motorcycle is braking or slowing down, the kinetic and / or potential energy is fed back to the battery, so the running distance can be extended and the energy efficiency is improved. an asynchronous motor is employed in this new system which can overcome the traditional dc drive system bugs and to reduce the cost and maintenance. in addition, the switches of dc / dc converter switch under zero current and zero voltage conditions, which can also reduce the switch losses, electro magnetic interference ( emi ) and prolong its life
該系統在功能上實現了車輛剎車減速或下坡制動時能量的回饋，達到節能、提高能量使用效率和增加車輛行駛距離的目的；採用交流異步電機，克服了傳統直流驅動系統的諸多缺陷，降低了成本，減少了維護；採用zczvs技術，降低了電磁干擾和損耗，提高了效率；另外，在逆變主電路中採用ipm模塊，簡化了系統結構，節約了空間，提高了整個系統的可靠性和經濟性。There is qinghai spruce scattered in south slope and southwest slope. qinghai spruce is most anomalistic in patch distribute, is small in mean patch area and is close to each other. so, qinghai spruce is easy to suffer disturbance and converse succession which lead to the function of forest ecosystem degenerate
作為具有重要涵養水源功能的青海雲杉林，大多分佈在海拔2550 - 3000m的陰坡和半陰坡，陽坡有零星分佈，其斑塊形狀最為不規則，平均斑塊面積小而距離近，容易受到各種干擾而造成逆向演替，使森林生態系統發生功能退化，從而影響水源涵養。4 double - welded groove joints shall have their root passes back gouged to sound metal on the reverse side before proceeding with welding on that side
雙面焊接的坡口焊道，應在焊接前將該面底部焊道逆向刨削，直到其對面露出完好的金屬。Rising middle mountains abounds with steep slops and cliffs and monoclinical middle mountains high slants. this make them easy to collapse in high slants and slope failure usually happens in acclinal slopes. regional geology structure exerts an obvious constraints on the water system of the dazhaigou - haizigou valley
斷塊隆升中山坡面多陡坡和峭壁，單斜中山的逆傾坡以峻坡為主，易產生林金沙江白鶴灘水電站庫區大寨溝、海子溝流域泥石流形成環境與流量研究料崩塌，而單斜中山的順傾坡上易形成滑坡。分享友人