词汇	channel marking
释义	channel marking 航道标志
随便看	bibliographic resources bibliographic resources construction bibliographic resource sharing bibliographic resources sharing bibliographic resources structure bibliographic retrieval bibliographic retrieval course bibliographic retrieval courseware Bibliographic Retrieval Service Bibliographic Retrieval Services bibliographic retrieval servicesx bibliographic retrieval system bibliographic search bibliographic service bibliographic service center bibliographic software bibliographic source bibliographic statistics bibliographic structure bibliographic study bibliographic term bibliographic tool bibliographic tools bibliographic utility bibliographic verification