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d.innerHTML = d.innerHTML + '<a class=\"download_word download_word_lb\" href=\"javascript:;\" id=\"vipdown\" onclick=\"showpay(2)\"><div class=\"download_card\"><div class=\"card_nr card_nr_lb\"><h4 class=\"card_bt\">定比测量与定距测量的重要性</h4><div class=\"download_card_msg\">定比测量_现代社会调查方法 
&ensp;&ensp;&ensp;&ensp;四、定比测量 
&ensp;&ensp;&ensp;&ensp;定比测量又称为比率或比例测量，是一种能够测定事物间比例、倍数关系的测量方法。符合定距测量基本要求的。下面小编给大家分享定比测量与定距测量的重要性，希望能帮助到大家。 定比测量与定距测量的重要性文档下载网址链接：</div></div><div class=\"download_card_btn download_card_btn_lb\"><div class=\"content_box_tj\"><span>推荐度：</span><img src=\"/skin/zhann/images/icon_star.png\" alt=\"\">	<img src=\"/skin/zhann/images/icon_star.png\" alt=\"\">	<img src=\"/skin/zhann/images/icon_star.png\" alt=\"\">	<img src=\"/skin/zhann/images/icon_star.png\" alt=\"\"></div><div class=\"downlod_btn_right demo_tc downlod_btn_right_lb\"><em class=\"downlod_icon\"></em>点击下载文档<span>文档为doc格式</span></div> </div></div></a>';
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