~(13)N monitoring instrument
21 century electronic instrument of medicine
2227 Dual Scintillation Density Instrument
3302 auto components measuring instrument
64 channels circuit collection instrument
a bowed stringed instrument with a thin wooden soundboard
a Chinese wind instrument
A Simple Coupled Instrument for Hyperthermia
Aberration measuring instrument
aboriginal people/ethnic group/polyphonic singing method/musical instrument/overtone
扁吻鱼Aspiorhynchus laticeps
AC measuring instrument
AC moving coil rectangular instrument
AC moving coil round instrument
AC moving iron rectangular instrument
AC moving iron round instrument