archival microform 档案缩微品
microform reader 微形阅读机
universal microform reader 多用途缩微阅读器
microform reader-copier 微形阅读机
microform media 微形媒体
Microform Materials 微缩资料区
microform reader-printer 缩微印刷品阅读印刷器
Serials in Microform 缩微期刊
N a method of storing symbolic information by using photographic reduction techniques, such as microfilm, microfiche, etc 缩微存储方法 [计算机]
The lower surface roughness and smooth microform by electrochemical finishing not only enhance highly the life of gear, but reduce the noise.
齿面经过脉冲电化学光整加工后表面粗糙度低、微观几何形貌平滑,不仅使齿轮寿命大幅度提高而且工作噪音也大幅度降低。
The master index should offer extended access, but should not be a replacement for the title elements or the internal index pages of each microform.
主索引宜提供多种查找方法,但不宜替代标题要素或每个缩微品的内部检索页。
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