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An out of stock detection apparatus of vending machine and thereof control method
An out of stock detection apparatus of vending machine and thereof control method
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机译:自动售货机的缺货检测装置及其控制方法
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摘要
This invention relates to flash spinning copolymers which provide softness and quietness to nonwoven sheet structures formed of plexifilamentary film- fibril material. In particular, flash spinning polyethylene with an ethylene copolymer provides a substantial improvement in softness and quietness.
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