檢視 @DARK COUNT RATE 的原始碼

*The dark count signal SPD detect per second. The probability of dark cont can be obtained through formula calculation.If [[@SPD_NUM]] is larger then one, list them separated by ",".<br>
Formula: dark_count_prob = dark_count_rate_ * [[@TIME_WINDOW_WIDTH]] * [[@TIME UNIT]]
*Is store as '''dark_count_rate''' in the fortran code.

example
 @DARK_COUNT_RATE
 2500.0, 2500.0

Which mean the system has two detector, and they will detect 2500 dark count per second.