composite target meaning in Chinese
综合性指标
Examples
- Composite target quality score
目标品质总得分 - 5 . on the study of the ballistic mechanism of fibre and composites , the ballistic properties are analyzed in details with the numeric experimental phenomenon and damage characters of composite targets , which suggests the excellent ballistic performance of kevlar composite arms
5 、对纤维的防弹机理、复合材料的防弹机理进行了探索性研究，综合了大量试验现象和众多复合材料靶板的破坏特征，进行了防弹性能分析，从理论上说明了芳纶复合装甲的优异防弹性能。 - 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，分析了纤维类正交铺层复合靶板在冲击载荷作用下的损伤破坏机理，结合包含损伤和应变率效应的材料动态本构方程，建立了纤维复合材料板弹道极限速度的预测公式；其次，根据陶瓷/纤维材料复合靶板在冲击载荷下的破坏特点，建立了陶瓷/复合材料靶板抗弹性能分析模型，给出了弹道极限速度预测公式；最后，利用应力波反射和透射理论讨论了陶瓷/复合材料靶板的设计问题，对双层陶瓷复合靶板的优化设计进行了分析，给出了在一定面密度下的最佳优化系数，讨论了一定弹道极限速度下的面密度和厚度随优化系数的变化关系。 - Ge - sio2thin films were prepared by an rf co - sputtering technique on p - si substrates from a ge - sio2 composite target . the as - deposited films were annealed in the temperature range of 300 - 1000 under nitrogen ambience . the structure of films was evaluated by x - ray diffraction ( xrd ) , x - ray photoernission spectroscopy ( xps )
当温度较低时(沉积时的基片温度ts 450 ，后处理退火温度ta 800时，制备的样品均为非晶结构，当温度较高时( ts 450 ， ta 800 )薄膜样品中才出现si的结晶颗粒。 - In this paper , we reported the structural and luminescent properties of si - based oxide films containing semiconductor si , ge or metal al powders prepared by a dual - ion - beam co - sputtering method ( si - sio2 films and al - si - sio2 films ) or rf magnetron sputtering technique ( ge - sio2 films ) , and analyze the pl and el mechanism . 1 . the composite films of si - sio2 films were prepared by dual ion beam co - sputtering method from a composite target in argon atmosphere
我们利用双离子束共溅射和射频磁控共溅射技术制备了一系列含有半导体si 、 ge颗粒及金属颗粒al的薄膜，即si - sio _ 2薄膜、 ge - sio _ 2薄膜和al - si - sio _ 2薄膜，分别对它们的结构、光吸收以及发光性质进行了研究。