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d.innerHTML = d.innerHTML + '<a class=\"download_word download_word_lb\" href=\"javascript:;\" id=\"vipdown\" onclick=\"showpay(1)\"><em></em>下载文档(未登录)如何锻炼数学思维能力描述：逻辑思维能力和数学的关系比较密切，逻辑思维能力强的人学习数学等学科比较容易。实际上，逻辑思维能力对学好其他学科也有很大的帮助。下面给大家分享一些关于如何锻炼数学思维能力，希望对大家有帮助。如何锻炼数学思维能力加强训练，培养学生思维的灵活性为</a>';
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