| 摘要 |
An apparatus for evaluating water permeability of the stratum corneum epidermidis, including a feeding device for feeding a carrier gas to a skin surface to be measured, a measuring device for measuring humidity of the carrier gas discharged from the feeding device over the skin surface, and a calculating device for calculating a water transpiration amount and an overall mass transfer coefficient of water in the stratum corneum epidermidis based on properties of the carrier gas and the humidity.
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