summit time low tide time and flat time of electric usage
actual time over standard time
corrected retention time corrected retention time
Mining Action of Non-Equipoise Time After Time
peace time changing war time
Real time PCR real time polymerase chain reaction
Area of the useful signal energy distribution
Design Useful Life of 100 Years
environmental useful water in Harbin
mode of becoming a useful person
protection of useful weak signals
pulverized coal pressure gasification plant useful for space flight
subsequent design useful life period