. "Program for spur, helical and spiral bevel transmission life and reliability modeling"@en . . . . . "TLIFE--a program for spur, helical and spiral bevel transmission life and reliability modeling"@en . . . . . . . "TLIFE : a program for spur, helical and spiral bevel transmission life and reliability modeling" . . . . . . . . . . . . . . . . . . . "TLIFE - a program for spur, helical and spiral bevel transmission life and reliability modeling" . "Personal computers." . . "Service life." . . "Mathematical models." . . . . "Transmissions (Machine elements)" . . "Computer programs." . . "Reliability analysis." . . "Gears." . .