Provided that the buckle as the sine-wave, the shape tolerance can be deduced by using the power series expansion as well as the curve integration.
假定波浪为正弦波，利用曲线积分和幂级数展开推导出板形公差。
The MS Series is a pure sine wave inverter designed especially for rugged mobile applications.
MS系列产品是完全正弦波逆变器设计用于特别是崎岖的移动应用。
MP series online UPS of MP series is of little volume, lightweight and output of high-frequency online purely sine wave and the machine can start by using DC battery.
MP系列在线式UPS具有体积小、重量轻、高频在线式纯正弦波输出，电池直流直接开机。
MP series online UPS of MP series is of little volume, lightweight and output of high-frequency online purely sine wave and the machine can start by using DC battery.
MP系列在线式UPS具有体积小、重量轻、高频在线式纯正弦波输出，电池直流直接开机。
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