Float glass is sold by the square metre, and at the final stage computers translate customer requirements into patterns of cuts designed to minimise waste.
浮法玻璃按平方米出售，在最后阶段，电脑将客户的要求转化为旨在减少浪费的切割模式。
2
Ballet dancers float around the stage.
芭蕾舞演员在舞台上翩翩起舞。
3
Strong charging voltage, Average chaging voltage, Float voltage three-stage charging control.