Each stitch covers a diagonal of one cell of the grid.

每条缝线覆盖格子的对角线。

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For example, you could follow the idea of the grid index and use the identifier of a single grid cell that overlaps with the geometry.

例如，可以按照网格索引的思想，使用与几何图形重叠的一个网格单元的标识符。

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The research could lead to panels that can charge a cell phone from a conversation or provide a boost of energy to the nation's electrical grid generated by the noise during rush hour traffic.

这项研究可能有助于发明出一种面板，这种面板可以使手机能够靠通话的声音来充电，或者通过上下班高峰期的交通所造成的噪音为国家电力网络提供电能。

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Cell-towers are dependent on electric power from the grid, but many of them have backup batteries, and in some cases generators that can power the antennas independently for longer.

WSJ: Phone companies prepare for storm power outages

When imports are factored in, this author calculates that average emissions rates for on-grid electricity in Vermont, Washington and Oregon still fall below that of the Bloom fuel cell (but emissions rates vary within each state from utility to utility as well).

FORBES: The Economics of Bloom Energy's 'Breakthrough' Fuel Cell