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Insulated paper cup is made up of inner cup and outer cup with air space between, inner cup having circumferential ribs which act as spacers
Insulated paper cup is made up of inner cup and outer cup with air space between, inner cup having circumferential ribs which act as spacers
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机译:绝缘纸杯由内杯和外杯组成,两者之间有空气间隙,内杯具有周向肋条作为隔离物
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摘要
The insulating paper cup is made up of an inner cup (1) and an outer cup with an air space between. The inner cup has circumferential ribs (11) which act as spacers. The air space may be filled with plastic foam.
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