大多数黑洞聚集物看起来是直接从气体(叫做冲击层)的消耗中间来的，这表明一个黑洞的成长需要周围有一个星系。
Most black hole mass seems to come from direct consumption (called accretion) of gas, indicating that a black hole needs a surrounding galaxy to grow.
对于液滴状分散相共混物，共混物的缺口冲击强度和拉伸强度随着基体层厚度的降低而提高。
For the blends with droplets phase morphology, the Izod impact strength and tensile strength increased when matrix ligament thickness decreased.
这个算法可用于分析任意构形的冲击物对任意构形的复合材料层状结构低速冲击的响应．用该算法分析了层板的冲击响应，并预报分层损伤．预报的损伤与实验结果基本符合。
The analysis of impact responses and the prediction of impact damage have been carried out. Good agreement can be observed by the comparison of the experimental results with the numerical ones.
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