The gas turbine using a low caloric value gas, which is suitable for iron and steel plants, has both single and multitubetype burner.
适合钢铁厂低热值煤气燃气轮机有单筒燃烧器和多筒燃烧器二种类型。
2
A type of multi - tube HEPA filter is introduced in the paper.
介绍了一种多管式高效空气过滤器。
3
Results color Doppler ultrasound showed honeycomb-shaped, the multi-strip expansion tube structure within filled with the portal vein type blood stream around main portal pain and branches.