A.103.86% B.105.94% C.104.12% D.109.2%
A. B. C. D.
A.定基發(fā)展速度等于相應(yīng)各個環(huán)比發(fā)展速度的連乘積 B.定基發(fā)展速度等于相應(yīng)各個環(huán)比發(fā)展速度的連乘積再減去100% C.定基發(fā)展速度等于相應(yīng)各個環(huán)比發(fā)展速度之和 D.定基發(fā)展速度等于相應(yīng)各個環(huán)比發(fā)展速度之和再減去1