The Drawback: an automatic curtain opener/closer
作者:
AndrewButcher,
MatthewGethin-Jones,
NeilPearse,
期刊:
Electronics Education
(IET Available online 1994)
卷期:
Volume 1994,
issue 2
页码: 20-21
年代: 1994
DOI:10.1049/ee.1994.0047
出版商: IEE
数据来源: IET
摘要:
Look, no hands! Its curtains for manual efforts when you let the Drawback take the strain.
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