A、<p><span lang="EN-US" style="font-size: 10.5pt; font-family: 宋体;">30%</span><span style="font-size: 10.5pt; font-family: 宋体;">～<span lang="EN-US">40%</span></span></p>
B、<p><span lang="EN-US" style="font-size: 10.5pt; font-family: 宋体;">40%</span><span style="font-size: 10.5pt; font-family: 宋体;">～<span lang="EN-US">50%</span></span></p>
C、<p><span lang="EN-US" style="font-size: 10.5pt; font-family: 宋体;">50%</span><span style="font-size: 10.5pt; font-family: 宋体;">～<span lang="EN-US">60%</span></span></p>
D、<p><span lang="EN-US" style="font-size: 10.5pt; font-family: 宋体;">60%</span><span style="font-size: 10.5pt; font-family: 宋体;">～<span lang="EN-US">70%</span></span></p>
E、<p><span lang="EN-US" style="font-size: 10.5pt; font-family: 宋体;">70%</span><span style="font-size: 10.5pt; font-family: 宋体;">～<span lang="EN-US">80%</span></span></p>