上降充通大￥ Shanghai Jiao Tong University Important term of heat sterilization decimal reduction time(D)十倍致死时间 The time required for a ten fold reduction in the population density at a given temperature Determination of D:Viable counting Shanghai Jiao Tong UniversityShanghai Jiao Tong University decimal reduction time (D)十倍致死时间 • The time required for a ten fold reduction in the population density at a given temperature • Determination of D: Viable counting Important term of heat sterilization