【电】 acoustical phase constant
make a sound; reputation; sound; tone; voice
【化】 sound
【医】 phon-; phono-; sonus; sound
each other; mutually; appearance; looks; look at and appraise; photograph
posture
【化】 phase
【医】 phase
constant; invariable
【计】 C
【化】 constant
【医】 constant
【经】 constant