如何仅使用AngularJS材质启用/禁用复选框

<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.7.9/angular.min.js"></script>
<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.7.9/angular-animate.min.js"></script>
<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.7.9/angular-aria.min.js"></script>
<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.7.9/angular-messages.min.js"></script>
<script src="https://cdn.jsdelivr.net/angular.material/1.1.12/angular-material.min.js"></script>

var app = angular.module('myApp', ['ngMaterial']);

<md-checkbox ng-model="isChecked" ng-disabled="isDisabled">复选框</md-checkbox>

app.controller('myCtrl', function($scope) {
  $scope.isChecked = false;
  $scope.isDisabled = false;
});