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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\">数控机床的组成及各部分的功能</h4><div class=\"download_card_msg\">&ensp;&ensp;&ensp;&ensp;现代数控机床一般由输入（输出）设备、数控装置、伺服单元、驱动装置（或称执行单元）、可编程控制器（PLC）、辅助装置、机床主体及测量装置组成。图1-2是数控机床的组成框图，其中除机床主体之外的部。下面小编给大家分享数控机床的组成及各部分的功能，希望能帮助到大家。 数控机床的组成及各部分的功能文档下载网址链接：</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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