This Paper introduces different sources of diacetyl in beer brewage, focusing specially on the analysis of the rebounding of diacetyl in beer brewage in summer and discusses some practial and feasible controlling solution.
重点对夏季生产中出现的啤酒双乙酰值反弹进行原因分析，并提出切实可行的控制方法。
By using the high-speed photography and digital image processing technology,the behavior of collision and rebound of a single bubble with an inclined wall in stationary liquid is tested and studied.
采用高速摄影和图像处理技术,实验研究了在静止水中单个气泡与倾斜壁面碰撞与反弹运动。
After the heresy "Falungong" was legally banned, it rebounded sometimes.
邪教“法轮功”被依法取缔后，又有反弹，究其原因，有客观的，也有主观的。