Physical and chemical property targets of bio-diesel and the measuring method have been discussed as well as the feature of bio-diesel composition and the analysis methods.
讨论了生物柴油的物理化学性质指标及其测定方法，重点讨论了生物柴油组成的特点和分析方法。
2
At present paper, we recite the basic principle of plane hot fountain to measure the heat physicalproperty instantly and analysis the problem between the instant measurement and pulse measurement.
简述了平面热源法瞬态测量材料热物理性质的基本原理，分析了快速法、脉冲法测量存在的问题。
3
The special propertyanalysis of Fourier transform on image processing is first given in this paper, and the physical significance of Fourier transform is also given.