(IP 
  (NP-SBJ 
    (-NONE- *pro*))
                    
  (VP 
    (ADVP 
      (AD 本来))
                    
    (VP 
      (VV 要)
                    
      (VP 
        (VP 
          (PP-LOC 
            (P 在)
                    
            (LCP 
              (NP 
                (NN 塑胶)
                    
                (NN 产品))
                    
              (LC 上)))
                    
          (VP 
            (VV 镀)
                    
            (NP-OBJ 
              (NN 铬))))
                    
        (VP 
          (MSP 以)
                    
          (VP 
            (VV 增加)
                    
            (NP-OBJ 
              (NN 耐用度))))))))
arg0: 
                    *pro* 
                
arg1: 
                    在 塑胶 产品 上 
                
arg2: 
                    铬 
                
argm: 
                    本来 
                

(NP-OBJ 
  (DNP 
    (NP 
      (NP 
        (ADJP 
          (JJ 低))
                    
        (NP 
          (NN 成本)))
                    
      (PU 、)
                    
      (NP 
        (ADJP 
          (JJ 高))
                    
        (NP 
          (NN 品质))))
                    
    (DEG 的))
                    
  (CP 
    (WHNP-3 
      (-NONE- *OP*))
                    
    (CP 
      (IP 
        (NP-SBJ 
          (-NONE- *T*-3))
                    
        (VP 
          (VP 
            (VV 镀)
                    
            (NP-OBJ 
              (NN 银)))
                    
          (PU 、)
                    
          (VP 
            (VV 镀)
                    
            (NP 
              (NN 铝)))))))
                    
  (ADJP 
    (JJ 薄))
                    
  (NP 
    (NN 膜)))
arg1: 
                    *T*-3 
                
arg2: 
                    银