Kou yi jin jie jiao cheng = Kou yi jin jie jiao cheng/ Gai lv lun ji chu jiao cheng = Hadoop ji chu jiao cheng = Han xi fan yi jiao cheng/ Ji shu yin jin jiao cheng/ Su miao wan quan jiao cheng = Pi ke ji ta zi xue jiao cheng = Zhe yi miao jie jin yong heng = De yu yu yin jiao cheng/