When reading from depth texture, red component of the color contains the high precision value.

当读取深度纹理时，颜色的红色部分包含高精度数值。

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Dyes and their intermediates have a wide range variety, with a high concentration, color depth, organic matter complex composition, toxic, and poor characteristics of bio-degradable.

染料及其中间体种类繁多，具有浓度高、色度深、有机物成分复杂、毒性大、生物降解性差等特点。

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