Aerobic respiration, a process that uses oxygen, and anaerobic respiration, a process that doesn't use oxygen, are two forms of cellular respiration.Although some cells may engage in just one type of respiration, most cells use both types, depending on an organism's needs.erobic respiration, a process that uses oxygen, and anaerobic respiration, a process that doesn't use oxygen, are two forms of cellular respiration.
Confidence votes 189. conventional machining is that in which the control of removal of material is either by automatic machines or by man handled.while cnc machinig is that in which control of machining process is done by computes or through programming.
Piranha CNC. The Piranha CNC machine or Computer Numerically Controlled System uses computer software to control the mechanical movement in an X,Y,Z orientation.Using this setup, it is possible to achieve far better accuracy and precision than any human operator.nc Router. The Piranha CNC machine or Computer Numerically Controlled System uses computer software to control the mechanical movement in an X,Y,Z orientation.