By the method of water flow pattern visualization with hydrogen bubbles, the near wake flow behind a slit bluff body has been experimentally studied.
采用水模拟氢气泡流动显示的方法对开缝钝体近尾流结构进行了实验研究。
Experiments show that a new-type pulverized coal burner with a slit bluff-body designed on the said principle is suitable for the ignition and flame stability of low volatile pulverized coal.
实验证明，根据这一原则设计的开缝纯体燃烧器对低挥发分煤粉的着火与火焰稳定具有较好的适应性。
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