public static String dtformat(String date, String time) {
		if (!BasUtil.isNullOrEmpty(date) && !BasUtil.isNullOrEmpty(time)) {
			try {
				SimpleDateFormat sdf = new SimpleDateFormat("yyyyMMddHHmmssSSS");
				SimpleDateFormat sdf2 = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
				return sdf2.format(sdf.parse(date + time));
			} catch (ParseException e) {
				log.error(e.getMessage(), e);
			}
		}
		return "未知时间";
	}