将表盘置于紫外线投射器下72小时，模拟相当于365天的日光辐射量的照射，以检测表盘颜色抗紫外线的阻力。

The resistance of the color on dials to ultraviolet rays is tested by placing them under a projector which simulates a 365-day exposure to sunlight within just 72 hours.

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织物紫外线透过率测试仪是衡量织物抗紫外线能力的仪器，氘灯作为优选的紫外光源，其辐射强度的稳定密切关系到测量的精度和一致性。

The deuterium lamp is often used as ultraviolet ray lamp in UV measuring instrument, the measuring accuracy of the instrument has close correlation with the stability of radiation energy.

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丝蛋白中的色氨酸、酪氨酸能吸收紫外线，因此丝绸具有较好的抗紫外线功能。

Silk protein tyrosine can absorb the tryptophan, ultraviolet ray, therefore silk has good fight ultraviolet function.

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