Methods of Operation
Fish counters can be divided into three principal types: resistive counters, optical counters, and hydroacoustic counters.
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Famous quotes containing the words methods of, methods and/or operation:
“I conceive that the leading characteristic of the nineteenth century has been the rapid growth of the scientific spirit, the consequent application of scientific methods of investigation to all the problems with which the human mind is occupied, and the correlative rejection of traditional beliefs which have proved their incompetence to bear such investigation.”
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