| http://www.w3.org/ns/prov#value | - In addition, microspheres with an elastic modulus within such a range as above are easily deformed in the horizontal direction under a squeezing pressure, which generates a force of extruding the air out of the film, and as a result, an air flow is produced, so that even if air is trapped by the film, it is easily pushed out from the film and never trapped by the film, when the film is applied ont
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