The addition of DTPA to the wash water not only will retard brightness loss resulted from transition metals, but also uphold the yellow shade.
洗涤用水中加入DTPA不仅避免了由于过渡金属离子的存在而带来的白度损失，而且可以减轻纸浆的黄色调。
The advantages of said invention are small energy loss of aiming beam, high brightness, convenient and rapid aiming observation, miniaturized equipment and convenient adjustment.
本发明具有瞄准光束的能量损耗小、亮度高，便于快速瞄准观察，整机小型化，调整方便等优点。
A small noise, power, brightness in the control of the low-loss high efficiency.
具有噪音小，功率大，在亮度控制范围内高效率低损耗。
No light pollution, high illuminant efficiency, low temperature design, avoiding equipment aging avoid brightness reduce, life loss, mass maintenance task and other problems.
无光污染、无高温、发光效率高，从而避免由于高温而导致设备老化、亮度降低、寿命缩短、维护量大等问题。
Results showed that xylanolytic and lignolytic enzyme treatment proved to be helpful in promoting pulp brightness with less loss in viscosity.
酶处理的结果显示，酶降低纸浆的卡伯值，提高白度，而对粘度降低较少。
High brightness, bright hue, high sharpness and low power loss etc are the merits of the three primary lasers from all solid-state laser.
三基色激光显示具有亮度高、色彩鲜艳、清晰度高、功耗低等优点。
With a small noise, power, brightness control in high-efficiency low-loss.
具有噪音小，功率大，在亮度控制范围内高效率低损耗。
With a small noise, power, brightness control in high-efficiency low-loss.
具有噪音小，功率大，在亮度控制范围内高效率低损耗。
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