In November 2015, the Netherlands completed a 229-foot-long bike path paved with solar panels as a test for future projects.
2015年11月，荷兰铺设了一条长达229英尺的太阳能自行车道，这是为将来的项目进行的一项测试。
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As part of its initial test flight, the solar Impulse's solar panels were not yet connected or used.
不过在这次试飞过程中，飞机并没有使用机上的太阳能电池板。
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To ensure measurement accuracy, check the test fixture for light leaks at doors and door hinges, tubing entry points, and connectors or connector panels.