第4题
A、在字段title中检索,RFID and logistics and system*
B、在字段title中,RFID and "logistics system*"
C、在字段title or abstract中,rfid and "logistics system*"
D、在字段title or abstract中,rfid and logitics and system*
第5题
A、playing, realistic, suggestive
B、beating, true, virtual
C、striking, metaphysical, suggestive
D、combating, suggestive, realistic
第7题
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