怎么把js和css放在一个公共模板中导入html

js公共模板定义： document.write('<script src="../../js/res/jquery/jquery/3.3.1/jquery-3.3.1.min.js"></script>') document.write(' <script type="text/javascript" src="../../js/res/seajs/seajs/2.1.1/sea.js"

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