飛機剛度 的英文怎麼說
中文拼音 [fēijīgāngdù]
飛機剛度
英文
aircraft rigidity-
At first impact, the aircraft pitched up and then rolled about 130 degrees angle of bank, and lost about 7500 feet of altitude trying to get it out of that dive
奧斯本:當然。剛一相撞時飛機俯仰,然後發生130度翻轉傾斜,在設法控制下墜的過程中飛機掉落7500英尺。This article gives the subsistent ability and the analysis result of intensity after repair in the open field airplane composite material structure by research the intensity, rigid and repair problem under a axis compress loads on a typical three stiffened composite laminate which has a penetrability crack ( a scatter damage ) by a shrapnel
本文通過飛機典型復合材料三加筋層壓板結構在被彈片劃開一穿透性切口(離散源損傷)后,在軸向壓縮載荷作用下所產生的強度、剛度以及修理問題展開了技術研究及探討,給出軍機復合材料加筋板在彈擊後生存力以及外場修理后強度恢復分析結果。Flutter analysis of a high - aspect - ratio sandwich wing under large angle of attack
大展弦比飛機翼身結構不同剛度對結構響應的影響With the development of science and technology, more and more oxide crystals are synthesized by more and more advanced technique, the new oxide crystals are incessantly synthesized and the new characters of oxide crystals are incessantly founded. corundum dopped with impurity not only is cherished because of it ' s beautiful appearance, but also is used in the fields such as electrotechnics, mechanism, laser, the optic apparatus and the underlay of semiconductor. sapphire dopped with ti3 + is the best material of the tunable solid laser. zno crystal is material of the direct gap semiconductor ( the width of forbidden band : 3. 37ev ). the excited emission in zno crystal at room temperature has been found, so the ultraviolet luminescence in zno semiconductor can be acquired at room temperature
含有少量雜質的剛玉晶體( - al _ 2o _ 3 )不僅由於其色澤艷麗成為人們珍愛的名貴寶石,而且由於它具有的優異性能,被廣泛應用於電工、機械、激光器,光學器件和半導體襯底材料。鈦藍寶石是目前最優異的固體寬帶調諧激光材料,用於製作飛秒脈沖可調諧激光器。氧化鋅晶體是直接帶隙寬禁帶半導體材料(禁帶寬度3 . 37ev ) ,現已發現具有室溫下受激發射特性,有可能實現室溫下半導體紫外發光。These advantage make it excellent materials for control surface, wing and skin of airplane
是飛機結構中對剛度要求較高的操縱面、機翼和機身蒙皮結構用較理想的材料。We have already noted its relation to roll stiffness and to the tendency of airplanes to fly with wings level.
我們已經注意到,它關繫到滾轉剛度和飛機保持兩個機翼在水平位置飛行的趨勢。General requirements of rigidity test for aircraft structure
飛機結構剛度試驗通用要求The parallel robot has become a hot spot for a long time because of its simple structure, high stiffness, high precision, and low movement inertia. it especially adapted to the task, which required high precision, heavy load and limited space
並聯機器人具有結構簡單、剛度好、定位精度高、動態響應快等優良特性,特別適用於高精度、大載荷且工作空間較小的場合,在裝配生產線、高精密機床、飛行模擬器、衛星天線換向裝置等等很多方面都有著巨大的應用價值。Advanced composite is widely used in designing the structure of aircrafts, for it has some excellent performances such as excellent fatigue, high strength and stiffness ratio, etc
先進復合材料比強度、比剛度以及良好的抗疲勞特性等諸多優異性能為飛機結構工程設計實踐廣泛應用。The fixture ' s rigidity and stability is an important criterion, design and production of this kind of fixture has always been a great problem in aircraft ' s development
型架的剛性和穩定性是保證飛機裝配準確度和協調準確度的重要質量指標,其設計與製造一直是飛機產品研製過程中的瓶頸問題。On the basis of reference ( superscript [ 6 ] ), the influence of damping of shimmy damper, moment of inertia of wheel, tire cornering stiffness and strut tilt stiffness on parametric shimmy stability of aircraft wheel is investigated in the paper
摘要本文在文獻[ 6 ]的基礎上,首次研究了減擺器阻尼、機輪轉動慣量、輪胎偏滾剛度、支柱側傾剛度對飛機機輪參數擺振穩定性的影響。Most wings extend from the fuselage at a fixed angle, and they are sufficiently rigid that they do not move or twist much in flight ? certainly a reassuring feature for pilots and passengers alike
機翼與機身大多成固定角度,同時具備足夠的剛性,使機翼在飛行中的擺動或扭轉幅度不致過大,這一點對飛行員和乘客來說都相當重要。分享友人