1. It was found that the quenching diameter of porous media is a multi-parametric complicated function, related to the mixture flow speed, the premixed gaseous laminar flame velocity, the pipe flow Reynolds numbers, the coefficient of temperature conductivity, the equivalence ratio and the soUd temperature.
2. But there are not notable increases from the soud and *apound.
3. After moer than ten years of hard work, our factory has pesticides, fungicides, herbicides and otner registered products, the market coverage in most provinces and cities, and has a full range of production line facilities and physical and chemical analysis room, a soud and comprehensive management system and quality guarantee sysyterm.
4. Suddenly they hearda big soud of kiss, and then a soud of hitting in theface. When the train came out of the hole of themountain, they saw the German official's face was