The unsaturated undisturbed quaternary system middle pleistocene loess,a typical unsaturated soil,often occurs in the implementation of western development stra
The effect of wall temperature on the characteristics of random combustion of micro organic particles with recirculation was investigated. The effect of recircu
The yeast Pichia pastoris(P. pastoris) has been used for the expression of heterologous proteins with the significant success. However, it is time-consuming to