引导使用谷歌图形错误:this.q.Ee不是中的函数

如何解决此错误错误：对于this.q.Ee，当多个谷歌字符使用时，Ee不是一个函数

这是我的包裹

</script>
        <script type="text/javascript">
        google.load('visualization', '1', {packages: ['corechart']});
        google.setOnLoadCallback(drawChart);
        function drawChart() {
            var data = new google.visualization.DataTable();
            data.addColumn('number', 'X');
            data.addColumn('number', 'Water Usage');
            data.addRows([
                [1, 23],   [1, 10],  [2, 23],
                [3, 17],  [4, 18],  [5, 9],
                [6, 11],  [7, 27],  [8, 33],[9, 10],[10, 80],[11, 20],
                [18, 52], [19, 54], [20, 42],
                [21, 55], [22, 56], [23, 57],[25,0],[27,0],
                [30, 80]
            ]);
            var options = {
                width: 600,
                height: 150,
                    hAxis: {
                    title: 'Days'
                    },
                    vAxis: {
                    title: 'Water Details'
                    }
                };
            var chart = new google.visualization.LineChart(document.getElementById('ex012'));
            chart.draw(data, options);
    }

    </script>
    <script type="text/javascript">
      google.load("visualization", "1.1", {packages:["bar"]});
      google.setOnLoadCallback(drawChart);
      function drawChart() {
        var data = google.visualization.arrayToDataTable([
          ['Month','Usage'],
          ['Jan','20'],
          ['Feb','45'],
          ['Mar','80'],
        ]);

        var chart = new google.charts.Bar(document.getElementById('barchart1'));
        chart.draw(data);
      }
    </script>    

以及如何根据用户的意愿更改GoogleAPI图表的大小，如何实现单个条形图，该条形图将显示在其他不同颜色的上