The Instrument Rating gives the ability to control the aircraft without reference to the ground or horizon, using flight and navigation instruments.

仪表等级赋予飞行员控制飞机的能力，而不用参考地面或地平线，只使用飞行和导航仪表。

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Position measuring instrument and method, navigation instrument and method, information service and audio-frequency information transmit-receive method.

位置测量仪器和方法，导航仪器和方法，信息服务及声频信息收发方法。

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Magnetic compass is one of directional navigation instrument in ship fitting, the deviation of magnetic compass will influence the navigational safety of ship.

摘要磁罗经是船舶装备的主要指向性航海仪器之一，磁罗经自差的大小将直接影响船舶的航行安全。

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The QNX Neutrino RTOS is used by the world's best-known automotive brands to bring high levels of performance, reliability, and upgradeability to hands-free systems, digital instrument clusters, multimedia head units, connectivity modules, 3D navigation systems, and other in-car infotainment products.

ENGADGET: QNX shows off its versatility, powers OnStar accessories as well as floundering tablets

In addition to the standard gauges, the instrument panel provides the driver notifications and snapshots of information, such as navigation, communications, audio and vehicle information.

ENGADGET: Garmin K2 in-dash infotainment system brings a hint of glass cockpit to the road