A small number of RBCs are normally present in urine and usually result in a negative chemical test. An increased amount of hemoglobin and/or increased number of RBCs are detected as a positive chemical test result.
gigahertz. n, pl-hertz. 1. (Units) a unit of frequency equal to 10 9 hertz. Symbol: GHz.
DEFINITIONS of HERTZ, KHz MHz GHz THz - CONTENTS:What are the definitions of common frequency measurements: Hertz, Kilohertz, Megahertz, Gigahertz, & Terahertz?Definition of kHz, MHz, GHz, THz. What kinds of radio frequency waves are there, what are EMF, RF, hertz, megahertz, MF, VHF, UHF, MHz, GHz, THz?