fix: 键盘自动收缩

src/components/select-parts/index.vue

@@ -16,7 +16,7 @@
           </view>
           <view class="num">
             <u-number-box v-show="!info.disabled" v-model="info.quantity" :min="info.min || 0" :max="info.max || info.quantity" @change="numChange"></u-number-box>
-            <u-button v-if="info.disabled" type="primary" size="mini" shape="circle" @click="addApply">加入申请</u-button>
+            <u-button v-show="info.disabled" type="primary" size="mini" shape="circle" @click="addApply">加入申请</u-button>
           </view>
         </view>
       </view>

src/pages/parts/addParts.vue

@@ -63,7 +63,7 @@
       </view>
     </view>
 
-    <view class="bar" v-if="partNum > 0">
+    <view class="bar" v-show="partNum > 0">
       <submit-bar 
         :partNum="partNum"
         :num="num"