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[单选题]
VHs—c型摄录一体机是指采用VHs—C磁带盒的摄录一体机，在VHS—C格式中，为了减小体积，把磁鼓直径由VHS型的62mm减小到41.33mm，在磁鼓上装有()视频磁头。并把磁带的包角由180°扩大到270°。
A.1个
B.相隔180°的2个
C.相隔120°的3个
D.相隔90°的4个
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题目内容
（请给出正确答案）
如果结果不匹配，请 联系老师 获取答案
题目内容
（请给出正确答案）
A.1个
B.相隔180°的2个
C.相隔120°的3个
D.相隔90°的4个
如果结果不匹配，请 联系老师 获取答案
更多“VHs—c型摄录一体机是指采用VHs—C磁带盒的摄录一体机，…”相关的问题
The author implies that one way that VHS producers won control over the VCR market was by
A．carefully restricting access to VCR technology
B．giving up a slight early lead in VCR sales in order to improve long-term prospects
C．retaining a strict monopoly on the production of prerecorded videotapes
D．sharing control of the marketing of VHS-format VCR's
A．VCR's in the VI-IS format were technically better than competing-format VCR's.
B．VCR's in the VI-IS format were less expensive than competing-format VCR's.
C．VHS was the first standard format for VCR's.
D．VHS prerecorded videotapes were more available than Beta-format tapes.
