The influences of the kind of catalyst and temperature on the yield and compasition of liquid oil and carbon deposit on the catalyst during pyrolysis and the influence of temperature on the yield of liquied oil during catalytic degradation were studied.

Numerical simulation and experimental research on dynamic characteristics of low-viscosity liquid food;

The experimental application indicated: the high-voltage pulse generator has the tangible sterilization effect to liquid food.

The four skills,adding liquid samples in gas chromatography are introduced in the paper.

The study on media for instantaneous cooling of liquid beverages;