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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\">内方位元素的测定</h4><div class=\"download_card_msg\">&ensp;&ensp;&ensp;&ensp;4.4.1　内方位元素的测定 
&ensp;&ensp;&ensp;&ensp;性能优良的GPS/INS组合导航定位与测姿系统为获取载体高精度的位置和姿态参数提供了有力的支持，这是机载激光雷达。下面小编给大家分享内方位元素的测定，希望能帮助到大家。 内方位元素的测定文档下载网址链接：</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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