light-load compensating device

例句：

1. 1. This device is designed to compensate for the loss of light in low-light conditions.
   这个装置设计用来在低光条件下补偿光线损失。
2. 2. The engineer used a light-load compensating device to reduce vibrations during testing.
   工程师使用一个轻负荷补偿装置来减少测试过程中的振动。
3. 3.The manufacturer claims that their light-load compensating device can improve efficiency by up to 30%.
   制造商声称他们的轻负荷补偿装置可以提高效率高达30%。