文案修复3

pages/charge/amount.vue

@@ -52,7 +52,7 @@
             </div>
             <div class="item" v-if="item.usageType === '+'">
               <span class="text">赠送金额</span>
-              <span class="amount">{{ item.usageType }}{{ item.presentAmt | toFixed }}</span>
+              <span class="amount">{{ item.presentAmt | toFixed }}</span>
             </div>
             <div class="item">
               <span class="text">{{