title = '批量添加型号';
$this->params['breadcrumbs'][] = '设备管理';
$this->params['breadcrumbs'][] = ['label' => '设备列表', 'url' => ['/device/device/index']];
$this->params['breadcrumbs'][] = ['label' => '型号管理', 'url' => ['/device/model/index']];
$this->params['breadcrumbs'][] = $this->title;
?>