Insulation. Coloured scanning electron micrograph of fibres of a dacron polyester material used in sleeping bags. The core of each fibre has up to seven air cavities, increasing the thermal insulation properties. Magnification: x300 at 6x7cm size. x1000 at 10x8"~PORTRAIT"

px px dpi = cm x cm = MB
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Creative#:

TOP10189318

Source:

達志影像

Authorization Type:

RM

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須由TPG 完整授權

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N/A

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No

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