The prototypes include airborne instrumentation, ground station planning and software systems to debrief pilots.

原型机包括机载使用仪器、地面站规划和听取飞行员汇报的软件系统。

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Compared with the spacecraft instrumentation, the ground air disturbance, the unsteady aerodynamic flow on crossing event and inside tunnel impose more challenges on the head design of HSR trains.

与航空飞行器相比，高速铁路由于还要面临地面气流的扰动，两车交会时气体的震荡，以及车体通过隧道时的气流变化，因此高速列车的头型设计比飞机更具挑战性。

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The ground already contains quite a bit of jet fuel leaked from older hydrant pipe systems that was not detected by the existing SCADA instrumentation.

地上已经有了许多原先从输油管线中泄漏出来的飞机燃料，都是SCADA系统没能探测到的泄漏所引起的。

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With the instruments currently monitoring Santorini, "we now have sufficient on-the-ground instrumentation to measure ongoing activity, " Newman said.

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Last month, engines were installed, ground vibration tests and flight test instrumentation verification were completed.

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