Perhaps Donneâs most famous prose, âMeditation 17,â is the source of at least two popular quotations: âNo man is an islandâ and (not his exact words) âAsk not for whom the bell tolls; it tolls for thee.â In his meditations, Donne sought to examine some aspect of daily lifeâusually a regular religious riteâand explicate its meaning for himself and, ...
In a CNC machine, axis means the number of motors that can be individually driven for positional control of the tool. A simple CNC lathe has only two axes for positional control of the tool, the X and the Z axes. So it is a two axes machine. A simple VMC ( vertical milling centre) is a 3 axes milling machine.
Lateral (pitch) axis -- an imaginary line from wingtip to wingtip. 1  Rotation about the lateral axis is called pitch and is controlled by the elevator. 2  The rotation is similar to a seesaw. 3  This is known as the airplane's pitch attitude.