{HEAD ~ The present invention}, in contrast to the above described conventional uses of piezoelectric elements, imparts {TAIL ~ motion} in a controlled manner to prevent aliasing as will be described in greater detail below 
imparts
{ HEAD ~ The present invention } , in contrast to the above described conventional uses of piezoelectric elements , imparts { TAIL ~ motion } in a controlled manner to prevent aliasing as will be described in greater detail below
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH