4.At the end of the timed period,the Digilert 100 beeps three times,and repeats the beeping several times.The number displayed is the total count.5.To find the average dose rate for the timed period,divide the total by the number of minutes.The average count is in counts per minute.To...
4.At the end of the timed period,the Digilert 100 beeps three times,and repeats the beeping several times.The number displayed is the total count.5.To find the average dose rate for the timed period,divide the total by the number of minutes.The average count is in counts per minute.To...
(蜂鸣声)of the same tone and irregular beeps of a different tone during the night.She worked out that,if the left hemisphere was staying alert to keep guard in a strange environment,then it would react to the irregular beeps by stirring people from sleep and would ignore the regularly ...