SOLAR-POWERED SIGNALS AT REMOTE RAILROAD CROSSINGS.

被引:0
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作者
Gentry, Chuck
机构
来源
The Northern engineer | 1982年 / 14卷 / 03期
关键词
615; Thermoelectric; Magnetohydrodynamic and Other Power Generators - 657 Space Physics - 681 Railway Plant and Structures - 702 Electric Batteries and Fuel Cells;
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页码:20 / 21
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