【经】 index of terms of trade
【经】 importers and exporters
article; class; grade; quality; rank; sample; savour
parity; price relations; rate of exchange
【经】 comparative price; comparison of bids; price ratio
index; index number
【计】 E; exponent; exponential; power of number
【医】 exponent; index
【经】 exponent; index; index number; indexes