不幸的是，规模最大，功能最强大和最稳定的电流都是在高空。
Unfortunately, the largest, most powerful and most consistent currents are all at high altitude.
恒流电路设计，使产品具有稳定的LED电流，最大限度延长灯使用寿命。
The Constant-current Circuit design and make the products with a steady LED current, that extend the using life.
ACC控制利用电流采样反馈，从而使电流漂移最小、LD输出稳定性最大。
ACC makes use of current-sampling feedback to realize the minimum current drift and maximum output stability.
ACC控制利用电流采样反馈，从而使电流漂移最小、LD输出稳定性最大。
ACC makes use of current-sampling feedback to realize the minimum current drift and maximum output stability.
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