...直接使用微距镜头(macro lens)进行，也可在普通镜头上加上近摄附加镜’( close一up attachment lens) ,近摄接圈(extension ring)、皮腔(bellows)等缩短摄距进行。微距镜头分为微距摄影专用型与通用型两类。
基于314个网页-相关网页
... extension pruner with additional pole section 接杆修树枝剪 extension ring 伸长环 extension rod 伸长杆 ...
基于178个网页-相关网页
Time Extension Ring 延长时间环
differential extension ring [数] 微分扩张环
ring extension 环扩张
extension of ring by module 环籍模的扩张
Excellent extension of ring 环的Excellent扩张
polynomial extension of ring 环的多项式扩张
normal extension of a ring 环的正规扩张
N a spacer element that can be fixed between the camera body and the lens to increase the distance between film and lens and allow closer focus than would be possible without it 近摄接圈 [photog]
This text mainly points out that the extension of the ring power-supply network in the urban medium-voltage power supply is a comparatively reasonable way of power supply with certain advantages.
文章重点提出在城市中压电网中推广环网供电方式是一种较为合理的具有一定优势的供电方式。
As an extension of the Expo Axis, ShangnanRoad connects the largest main entrance and the outer ring road of Shanghai, and is one of the south-north transportation arteries in Pudong.
作为上海世博会世博轴延伸的世博上南路，其连接着世博会最大的主入口与外环线，是浦东南北交通的大动脉之一。
This peper gives two necessary and sufficient conditions for a ring to be a nil MHR-ring. It is obtained that any nil MHR-ring is extension closed.
给出满足主右理想极小条件诣零环的两个充要条件，此类环是扩张闭的。
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