（1）采用成熟可靠的低转速上柴SC9DF290柴油机，功率强劲。
（2）采用三合一强力复合散热器，风扇转速随水温、油温等无级自动调节，可保证在环境50℃的高温下长时间连续工作。
（3）配置大尺寸液晶显示屏的操纵台，能直观地显示各种工作参数，并可左右移动，操纵方便。
（4）整机配置四支撑液压伸缩熨平板，配置单振捣、液压调拱和变频电加热等。
Type Exception Report
Message An exception occurred processing [guosi/include/pro_detail_comment.jsp] at line [52]
Description The server encountered an unexpected condition that prevented it from fulfilling the request.
Exception
org.apache.jasper.JasperException: An exception occurred processing [guosi/include/pro_detail_comment.jsp] at line [52]
49: String url = "http://koubei.21-sun.com/detail/"+id+".htm";
50: String add_date = CommonString.getFormatPara(CommonDate.getFormatDate("yyyy-MM-dd",m.getFieldValue("add_date")));
51: int randomInt = random.nextInt(10000)%citys.length;
52: String rProvince=citys[randomInt-1];
53: if(rProvince.equals("")||rProvince==null){
54: rProvince="山东";
55: }
Stacktrace:
org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:610)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:499)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:379)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:327)
javax.servlet.http.HttpServlet.service(HttpServlet.java:764)
org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
com.jerehnet.filters.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:121)
Root Cause
java.lang.ArrayIndexOutOfBoundsException: -1 org.apache.jsp.guosi.include.pro_005fdetail_005fcomment_jsp._jspService(pro_005fdetail_005fcomment_jsp.java:202) org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70) javax.servlet.http.HttpServlet.service(HttpServlet.java:764) org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:466) org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:379) org.apache.jasper.servlet.JspServlet.service(JspServlet.java:327) javax.servlet.http.HttpServlet.service(HttpServlet.java:764) org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53) com.jerehnet.filters.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:121)
Note The full stack trace of the root cause is available in the server logs.