如何从md-select中的ng-repeat获取当前项目？

Briefly, my HTML is:

简而言之,我的HTML是:

<md-input-container md-no-float class="md-block defaultInputSelect deskInputSelect" flex="auto">
    <md-select id="selectedClient" ng-model="actionData.client_id" required>
        <md-option ng-repeat="client in clientsList" value="{{client.id}}" ng-click="getResponsibleList(client)">
     {{client.second_name + ' ' + client.first_name}}
        </md-option>
    </md-select>
</md-input-container>
<md-inpu