[电] temperature coefficient of voltage drop
diàn yā jiàng de wēn dù xì shù ㄉㄧㄢˋ ㄧㄚ ㄐㄧㄤˋ ㄉㄜ˙ ㄨㄣ ㄉㄨˋ ㄒㄧˋ ㄕㄨˋ