Machines are used where they're worth it: at another station, one tests the power output of finished cells with a flash of light before robotic arms place them into bins according to performance.
机器要用在更能发挥他们价值的地方：在另一个车间里，用一道光来检测成品电池的输出功率，然后依据检测结果使用机器手将他们放在箱子里。
The intent is to output just enough power from the flash to make the flash light falling on the main subject match or balance the ambient light falling on the background.
其目的，是使照在主体上的闪光灯输出光线恰与落在背景上的环境光线相均衡。
The 3rd Generation outdoor flash light Additionally add a new function-usb Charging output port, it can supply power Anytime and anywhere when you use digital camera, cell phone outdoors.
第三代外拍灯额外添加了一个新的功能——usb充电输出端口，它可以让你在户外使数码相机、手机等设备，随时随地补充能量。
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