The new technology is suitable for vacuum residue of dense crude oil. The breakingdepth can be increased. As the unit has passed a long term practice, it can be a reference for similar units.
Therefore, there are in-depth and realistic meanings to study the breaking out and contagious mechanism of financial crises.
因此，对于金融危机生成和传染机制的研究无疑有着深刻的现实意义。
3
Stereo light microscope which possesses relatively large depth of field, good performance in real-time and no breaking surface of sample, is used in stereo three-dimensional information measurement.