相似词前后去空格

nlp/src/main/java/org/diagbot/nlp/similar/SimilarCacheFileManager.java

@@ -72,8 +72,8 @@ public class SimilarCacheFileManager {
 
             String r1, r2;
             while (rs.next()) {
-                r1 = rs.getString(1);
-                r2 = rs.getString(2);
+                r1 = rs.getString(1).trim();
+                r2 = rs.getString(2).trim();
 
                 fw.write(encrypDES.encrytor(r1 + "|" + r2));
                 fw.write("\n");