identification gap可识差identificationn.确认；鉴定；识别；身份的证明identification of skill技术等级identification features鉴别特征identification learning辨别学习identification register[计] 识别寄存器identification division标识部分,识别部分identification of place场所认同identification of welds焊接鉴定identification sequence标识序列identification reaction[化] 鉴定反应identification document证明文件