standard information
... 标准龄期valid period of standard 标准情报standard information 标准情报工作information work of standards ...
valid period of standard
... new valid period 新的有效期 valid period of licence 执照有效期 valid period of standard 标准龄期 ; 标准情报 ...
standard and information
... 标准色度观测者:standard photometric observer 标准情报:standard and information 标准类型:reference pattern ...