等邊梯形 的英文怎麼說
中文拼音 [děngbiāntīxíng]
等邊梯形
英文
antiparallelogram-
Through studying it is shown that in chagan sag, the geothermal gradients in the center are higher than those around the sag margin and major factors influencing the characteristics of temperature field distribution are the property of geotectogenesis and the differences in tectonic portion, lithology and underground water behaviour ; there are three types of mudstone compaction, i. e. normal compaction, undercompacition and overcomepaction ; there are two pressure systems in sandstone reservoirs, i. e. normal pressure and negative pressure systems and the strata ' s being uplifted and denuded is the key factor leading to the formation of the negative pressure system in reservoir ; and the distinctive temperature - pressure field characteristics in the sag are possessed of important petroleum geological significance in hydrocarbon source maturity, hydrocarbon generation, widening on oil and gas exploration domain and selecting exploration targets, etc
研究表明，查干凹陷中心的地溫梯度高於凹陷邊緣，大地構造性質及所處構造部位、巖性與地下水活動的差異是影響凹陷地溫場分佈特徵的主要因素；泥巖壓實存在正常壓實、欠壓實和過壓實三種類型，砂巖儲層段壓力類型可分為正常和負壓兩個系統，地層抬升剝蝕是導致儲層負壓系統形成的主導因素；凹陷獨特的溫壓場特徵對烴源巖成熟、油氣生成、油氣勘探領域的擴大及勘探方向的選擇等具有重要的油氣地質意義。Webbing sling, round sling, lifting sling, nylon rope, rope ladder, cargo net lifting sling belt group have a long history for more than 46 years of specializing in different types of slings, mainly products including polyester webbing sling, polyester round sling, polyester cargo lashing, super sing, flat sling, flat webbing sling, flat web sling, polester web sling, tree strap, webbing strap, doublebraid, recovery strap, recovery tow strap, lashing systems, polyester sling, polyester belt sling, hollow braid, synthetic webbing, endless sling, nylon sling, synthetic web sling, synthetic sling, webbing sling, round sling, cargo lashing, ratchet tie down, ratchet lashing, ratchet strap, ratchet tie down strap, nylon webbing, nylon strap, tubular round ropes, braided rope, diamond braid rope, starter rope, safety net, safety belt, cargo net, safety rope, climbing rope, rope ladder, building net, nylon net, polyester webbing sling, polyester round sling, tie down, cargo restraint, webbing strap, duplex eye - eye webbing sling, eye - eye webbing sling endless webbing sling, widely and heavy duty webbing sling, multi - sling, ratchet lashing, tow strap, web belt sling, flat webbing sling, nylon rope ladder, industrial safety nets, nylon cargo net, dock net, synthetic webbing sling, lifting clamp, braided rope, 3 strand rope, 12 strand rope, 8 strand rope, cargo net, shipmast net, tube net, solid braided rope, braided rope net, sports net, pe net, safety net, scaffold net, synthetic slings, wide lift sling, round webbing sling, flat webbing sling with eyes, flat webbing endless sling, wire rope sling, multi - set sling, pipe lifting sling, pipeline sling, lowering belt, heavy duty anti cutting sleeves, fiberglass rope, fiberglass wick, braided fiberglass rope, fiberglass rope lamp, fiberglass oil lamp wick, fiberglass strap, solid braided fiberglass rope - round, fiberglass tapes, ceramic fiber rope, fiberglass braided rope, pipe handling sling, lowering in belts, stone handling sling, flat lifting sling pipe lifting belt synthetic fiber round sling synthetic lifting sling, synthetic fiber sling, nylon webbing strap, pipe sling, bandsling, pipe sling with reinforced eyes, lifting sling with reinforced eyes, pipeline pipe industrial farm lifting sling, endless sling, eye eye sling, oil field sling, truck strap, winch strap, cargo tie down, track ratchet strap, tow strap winch flat rope tow line, heavy duty webbing towing lifting sling, cargo sling, pp cargo sling, polyester cargo sling, flat pack sling, ceramic fiber rope twisted rope braided round rope braided square rope
2圓形尼吊裝繩系列：無接頭尼吊裝繩兩頭扣尼吊裝繩多叉尼吊裝繩船用錨繩纜繩引紙繩變壓器吊裝繩各種規格編織吊繩，尼繩，啟動拉繩，啟動繩，引擎拉繩，引擎繩，起動拉繩，起動繩，動力繩，安全清洗繩，安全繩，保險繩，耐火救生繩，維綸繩，丙綸繩，滌綸繩，錦綸繩，尼吊繩，尼吊裝繩，錨繩，靠岸繩，旗繩，晾衣繩，復合吊繩，掛衣繩，宿營繩，保護繩，防火繩，尼網，休閑吊網，跳繩，蠶絲繩，全棉繩，塑膠繩，布繩，拔河繩，攀巖繩，遊艇繩，綿綸絞制繩，織制繩，登山繩，拔河繩，立桿繩，水平繩，工藝繩，吊繩，船用纜繩，絞制纜繩，綿綸絕緣繩，三股繩，八股繩，軍用繩，線路牽引繩，吊棕繩，割刀繩，引紙繩，包裝袋繩，禮品盒繩，酒盒繩，食品盒繩，手提袋用繩，禮品盒用繩，工藝品用繩，服裝用繩，聚乙烯繩，聚丙烯繩，混紡繩，纖維綸繩，復絲繩，撕裂膜繩，編織繩，加鉛繩，功能繩，軟梯繩，尼軟梯，軟梯，尼繩梯，尼梯繩，安全網，棉繩，彈力橡筋繩，嵌邊繩，封蠟繩等，啟動繩啟動拉繩引擎繩引擎拉繩起動拉繩，雙編織繩，金剛打編織繩，股編織繩，股編織繩，多股編織繩。The numerical algorithm of solving the adjoint equations for different design cases have been developed by using finite volume methodology which is usually used to solve the flow governed equation. it includes the some important aspects, such as flux formulation, wall and far - field boundary treatment methodology, dissipative term formulation, etc. after the solution of the adjoint equations is obtained, the derivatives of the cost function with respect to all the design variables can be evaluated with the same operation. this can yields a significant saving over the other gradient - based techniques when there are many design variables
（ 3 ）進行了應用控制理論和三維歐拉方程的機翼氣動反設計研究，以及有升力約束情形下機翼跨音速減阻問題研究，分別推導了相應的共軛方程及邊界條件數學表達形式，研究與發展了三維共軛方程的有限體積數值求解方法，及相應梯度公式的數值求解方法，通過對計算網格生成、流場計算、共軛方程數值求解、梯度求解和優化演算法等多方面的有效結合，成功發展了三維機翼的氣動反設計和跨音速減阻優化設計程序，成功地進行了多個設計算例研究。In addition to the known characteristics of type v intermittency, such as the mechanism of the border - collision bifurcation and the logarithmic scaling behavior of the averaged laminar lengths, a new characteristic of type v iritermittency discovered in this system is the so - called " prelude phase - locking staircase to type v intermittency ", which does not show the traditional devil ' s staircase form
除了v型陣發的已知特徵，如由邊界碰撞分岔導致周期軌道失穩，以及具有對數函數形式的平均層流相長度標度律等等之外，在這個系統中發現的一個v型陣發新特徵是非傳統魔梯形式的v型陣發前奏鎖相階梯。The jade one presents rectangle, square, triangular, ladder - shaped, polygonal etc.
玉片呈長方形正方形三角形梯形多邊形等。In parallelogram abcd, two adjacent sides ' ratio is 2 : 5. perimeter = 28cm. be. cf bisect angleabc and angle bcd to meet e, f on ad respectively. length of ef is
已知一等腰梯形的兩底邊長的差等於一腰的長，那麼它的腰和下底的夾角是分享友人