渠道，城市可清除

src/views/ecw/order/edit.vue

@@ -96,18 +96,19 @@
                       :options="channelList"
                       value-field="channelId"
                       :label-field="$l(null, 'name')"
+                      clearable
                       ></selector>
                   </el-form>
                 </el-form-item>
             </div>
             <div class="form-section">
                 <el-form-item :label="$t('始发城市')" prop="departureId" :disabled="false">
-                    <el-select v-model="form.departureId" :placeholder="$t('请选择始发地')" :disabled="false">
+                    <el-select v-model="form.departureId" :placeholder="$t('请选择始发地')" :disabled="false" clearable>
                         <el-option v-for="item in exportCityList" :label="$l(item, 'title')" :value="item.id" :key="item.id"></el-option>
                     </el-select>
                 </el-form-item>
                 <el-form-item :label="$t('目的城市')" prop="objectiveId">
-                    <el-select v-model="form.objectiveId" :placeholder="$t('请选择目的地')" :disabled2="inWarehouse">
+                    <el-select v-model="form.objectiveId" :placeholder="$t('请选择目的地')" :disabled2="inWarehouse" clearable>
                         <el-option v-for="item in importCityList" :label="$l(item, 'title')" :value="item.id" :key="item.id"></el-option>
                     </el-select>
                 </el-form-item>