10天内出现2个阴量，今天是阴量。 在2个阴量之间所有阳量小于第一个阴量。 编写条件：编写方法：DD:=COUNT(AA,3)=2 AND AA AND REF(BB,1);FF:=COUNT(AA,4)=2 AND AA AND REF(BB,1) AND REF(BB,2);EE:=COUNT(AA,5)=2 AND AA AND REF(BB,1) AND REF(BB,2) AND REF(BB,3);GG:=COUNT(AA,6)=2 AND AA AND REF(BB,1) AND REF(BB,2) AND REF(BB,3) AND REF(BB,4) ;MM:=COUNT(AA,7)=2 AND AA AND REF(BB,1) AND REF(BB,2) AND REF(BB,3) AND REF(BB,4) AND REF(BB,5) ;NN:=COUNT(AA,8)=2 AND AA AND REF(BB,1) AND REF(BB,2) AND REF(BB,3) AND REF(BB,4) AND REF(BB,5) A