This article describe the concept and definiens of Angle of view of super wide Angle bore hole television system, and by means of this television system to measure the object in the well accurately.
本文提出了超广角井下电视系统视场角的概念及标定，以及利用该电视系统对井内落物尺寸进行精确测量的方法。
Chen Jiagang: Yes, the integration of many pictures, and with a super vision, not the concept of wide angle. In definition, it is similar to cubism in terms of language.
陈家刚：若干的组合，而且这个视角是一个超视角，不是一个广角的概念，用这个东西来定义就是说，它从照相语言来讲，跟立体派有相应的地方。
Being surprisingly lightweight and compact, it proves the exception to the rule that super-wide Angle zooms have to be big and heavy.
令人惊讶的是它的轻便、紧凑，证明了超广角变焦镜头未必是大而重的。
Being surprisingly lightweight and compact, it proves the exception to the rule that super-wide Angle zooms have to be big and heavy.
令人惊讶的是它的轻便、紧凑，证明了超广角变焦镜头未必是大而重的。
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