rad dose造句

• The University of California Hospital in San Francisco exposed 29 patients, some with rheumatoid arthritis, to total body irradiation ( 100-300 rad dose ) to obtain data for the military.
• He said the bacterium-- discovered in cans of spoiled beef that were thought to be safe after being irradiated-- can withstand a dose of 2 million rads; a 450-rad dose is usually fatal to humans.