mu-tuning {= μ-tuning}

flat-tuning (=broad tuning)

air hammer pneumatic hammer

hammer head [= hammer head shark]

pneumatic hammer air hammer

drop hammer pile hammer

A1 and Mg alloy tuning fork

Active speed-tuning control

adaptive control and auto tuning

adaptive tuning

adjustable motor tuning

advance tuning

aerial tuning

aerial tuning capacitor

aerial tuning coil

aerial tuning condenser

aerial tuning indicator

aerial tuning inductance

aerial tuning motor