xinst2020年8月17日

プライバシーフィルムの原則

Privacy film Technical Principle Let's start with the blinds. Shutters are a style of window, which originated in China. In ancient Chinese buildings, there are mullioned windows, which were used in all dynasties from the Warring States to the Han Dynasty. The vertical bars are called mullions, and the horizontal bars are called horizontal windows. […]

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