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- Using normal one beam model, an analytical formula of normal photoelectron diffraction (NPD) I-V curves is derived. 利用垂直單電子束(0,0,束)模型推導了光電子衍射I-V曲線的解析公式。
- The equivalent beam model can reflect the nonlinear characteristics of compressing stiffness with change of loads acting on the damaged mem... 準確地反映了損傷所引起的彎曲與軸向耦合剛度的變化。
- A simply-supported beam model was taken as the numerical analysis exemplification to demonstrate the effect of this damage identification method. 通過一簡支梁模型的數值算例，驗證了該損傷識別方法的有效性。
- By introducing damage factor into the model of elastic base beam, the non-elastic base beam model based on damage constitutive relation is proposed. 在彈性基礎梁模型的基礎上，通過引入一損傷因子，提出一類基於損傷本構的基礎梁模型，並在一定條件下對該模型進行了求解和對比分析。
- Inclined combined beam model with roof bolted are presented and solved,the expressions of support parameters of bolt are derived. 建立大傾角煤層回採巷道錨桿支護的傾斜組合梁模型，並進行解算，給出錨桿支護參數的表達式。
- Research methods: Establish double layer continuous viscoelastic beam model of floating slab track structure,the(vibration) respon. 浮置板軌道系統具有良好的減振性能,因而在工程中獲得了廣泛的應用。
- Based on the beam model of finite element method and with applied mathematical theory of statistics,a vibrational test method for identification of bridge damage is discussed. 基於有限元的梁模型,並且運用數理統計原理,探討了橋樑損傷的一種振動檢測方法,推導了相關的公式。
- The parameterized flexible-body dynamics model was established by adopting the discrete beam model to simulate the flexibility of robot and by bushing model to simulate the flexibility of robots joint. 來用離散梁模型來模擬機器人的柔性，軸套模型來模擬機器人關節的柔性，建立了參數化的柔體動力學模型。
- Using the continuous elastic double layers beam model of track structure,the forces between the sleepers and the tunnel inlay produced by the running of certain subway train were calculated. 採用施加在軌道上的一系列移動軸荷載模擬列車作用,利用軌道結構連續彈性雙層梁模型,計算出某城市地鐵列車運行產生的軌枕與隧道之間的作用力。
- My deskmate wanted to trade his pen for my book. 我的同桌想用他的鋼筆換我這本書。
- He made motions to me to pass the pen. 他向我打手勢，要我把鋼筆遞給他。
- Put down my pen and stop fiddling! 把我的鋼筆放下，別用手玩弄！
- Therefore,We suggest that it is prob- ably an effective method for testing beam models to seek for some x-ray radia- tions of the complex sources. 因此,我們提出對某些複雜源進行 X 射線探測可能是檢驗束流模型的一種有效方法。
- She delved in her bag and pulled out a pen. 她在提包里翻找，拿出一枝鋼筆。
- Charles bought a pen at the dime store. 查爾斯在廉價店買了一支鋼筆。
- Somebody has walked off with my pen. 有人把我的鋼筆偷走了。
- He is rooting about for his fountain pen. 他正在尋找他的自來水筆。
- She performed on the balance beam with much grace. 她在平衡木上表演得非常優美。
- I'm wild about losing my gold fountain pen. 我因遺失了自來水金筆而暴躁不安。
- Keywords IMRT;algorithm;pencil beam model; 調強放療;演算法;筆形束;
