本文采用落锤冲击试验机对铝蒙皮整体中空夹层复合材料进行了低速冲击试验。
This paper presents experimental investigations on low-velocity impact response of hollow integrated sandwich composites with aluminum skin by using drop-weight method.
用XRD、IR、DSC和SEM等分析方法研究了聚合物粉末直接熔融嵌入合成聚氧乙烯（PEO）-蒙脱石夹层复合材料的过程。
The synthesis of poly(ethylene oxide)(PEO) montmorillonite composite by direct melt intercalation of polymer powders in layered silicates is studied by using XRD, IR, DSC and SEM, etc.
分析了复合材料面层的弹性常数、泡沫芯层的模量和夹层结构的刚度；
The elastic modulus of foam core and composite skins and the stiffness of sandwich are analyzed.
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