A.5% B.15% C.25% D.35% E.45%
A.5% B.10% C.5‰ D.10‰ E.15%
A.50%~70% B.50‰~70‰ C.50/萬(wàn)~70/萬(wàn) D.50/10萬(wàn)~70/10萬(wàn) E.50/100萬(wàn)~70/100萬(wàn)