修改费率展示

src/pages/pay/pay.tsx

@@ -852,6 +852,7 @@ class Pay extends Component {
             <Text>设备位置</Text>
             <Text className='Pay-info-position'>{device.position}</Text>
           </View>
+          {device.rates.length && (
             <View className='Pay-info-item'>
               <Text>适用费率</Text>
               <View className='Pay-info-rate'>
@@ -871,6 +872,7 @@ class Pay extends Component {
               </View> */}
               </View>
             </View>
+          )}
         </View>
         <View className='Pay-tip'>
           {device.refundMode === DeviceRefundMode.notRefund