A、<span style="font-size: 16px;font-family: 宋体">差压式流量计 </span>
B、<span style="font-size: 16px;font-family: 宋体">转子流量计 </span>
C、<span style="font-size: 12pt; font-family: 宋体;">旋涡流量计</span>
D、<span style="font-size: 16px;font-family: 宋体">靶式流量计 </span>
E、<span style="font-size: 12pt; font-family: 宋体;">涡轮流量计</span>