預定射擊 的英文怎麼說
中文拼音 [yùdìngshèjī]
預定射擊
英文
prearranged fire- 預 : Ⅰ副詞（預先; 事先） in advance; beforehand Ⅱ動詞（參與） take part in
- 定 : Ⅰ形容詞1 （平靜; 穩定） calm; stable 2 （已經確定的; 不改變的） fixed; settled; established Ⅱ動詞...
- 射 : Ⅰ動詞1 （用推力或彈力送出） shoot; fire 2 （液體受到壓力迅速擠出） discharge in a jet 3 （放出） ...
- 預定 : 1. （預先規定或約定） fix in advance; predetermine; schedule 2. [計算機] reserve
- 射擊 : 1 （開槍、開炮） shoot; fire 2 [體育] shooting 3 [軍事] firing; 射擊靶場 firing range; 射擊場 sho...
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With the material dynamic constitutive equation including damage and the effect of stain rate the predictable formula about ballistic limit velocity of fiber composite target. secondly based on the damage feature about ceramic / fiber composite target caused by impact load, analysis model about defense performance of ceramic / composite material target is formed and the predictable formula about ballistic limit velocity is also given. lastly using the reflection and projectile theory of stress wave the paper discusses the design of ceramic / composite material target, optimizes the design of double layer ceramic / composite targets, gains optimal coefficient under certain area density and discusses the variety relationship of area density and thickness with optimal coefficient u nder some ballistic limit velocity 3
首先，分析了纖維類正交鋪層復合靶板在沖擊載荷作用下的損傷破壞機理，結合包含損傷和應變率效應的材料動態本構方程，建立了纖維復合材料板彈道極限速度的預測公式；其次，根據陶瓷/纖維材料復合靶板在沖擊載荷下的破壞特點，建立了陶瓷/復合材料靶板抗彈性能分析模型，給出了彈道極限速度預測公式；最後，利用應力波反射和透射理論討論了陶瓷/復合材料靶板的設計問題，對雙層陶瓷復合靶板的優化設計進行了分析，給出了在一定面密度下的最佳優化系數，討論了一定彈道極限速度下的面密度和厚度隨優化系數的變化關系。By introducing the structural design features of large - span prestressed hollow plate with cast - in - situ concrete of shooting gym for beijing olympic games, it is expounded section determination of the hollow plate, and is also described some structural measures and construction requirements
摘要通過介紹奧運射擊館工程中，大跨度現澆混凝土預應力空心板的結構設計特點，闡述空心板截面形式的確定，並且對一些構造措施和施工要求進行說明。
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