1、效果

2、代码

   <div style="overflow: scroll; width: 100%;height: calc(100% - 80px);">
                <table class="table table-bordered" style="width: auto;table-layout: fixed;">
                    <thead style="position: sticky;top: -1px;z-index: 1020;">
                    <tr>
                        <th style="text-align: center; vertical-align: middle;" rowspan="2">零部件编码</th>
                        <th style="text-align: center; vertical-align: middle;" rowspan="2">零部件名称</th>
                        <th style="text-align: center; vertical-align: middle;" colspan="3" ng-repeat="date in dates">
                            {{date}}
                        </th>
                    </tr>
                    <!--
                             $scope.dates = ['2024-10-21', '2024-10-22', '2024-10-23', '2024-10-24']
                             $scope.data = []

                            for (let i = 0; i < $scope.dates.length; i++) {
                                $scope.data.push({id: i + 1, name: "送货计划"})
                                $scope.data.push({id: i + 2, name: '生产计划'})
                                $scope.data.push({id: i + 3, name: '预计库存'})
                            }
                    -->
                    <tr>
                        <th ng-repeat="dto in data" style="text-align: center; vertical-align: middle;"
                            data-key="{{dto.id}}">{{dto.name}}
                        </th>
                    </tr>
                    </thead>
                    <tbody>
                    <tr ng-repeat="row in entity">
                        <td>{{row.productType}}</td>
                        <td>{{row.productCode}}</td>
                        <td ng-repeat="dto in row.list" data-key="{{dto.id}}">{{dto.name}}</td>
                        <!--
                                        $scope.entity.forEach(item => {
                                                    let list = []
                                                    for (let i = 0; i < $scope.dates.length; i++) {
                                                        list.push({id: i + 1, name: item.productName})
                                                        list.push({id: i + 2, name: item.total})
                                                        list.push({id: i + 3, name: item.undeliveredCount})
                                                    }
                                                    item.list = list
                                                })
                        -->
                    </tr>
                    </tbody>
                </table>
            </div>