| 英语 词库 | |||
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| An instrument approach procedure utilizing azimuth and glide path information provided by ILS or PAR. | |||
| An instrument approach procedure IAP using azimuth and glide path GP information provided by an instrument landing system ILS, a microwave landing system MLS or a precision approach radar PAR. There are three types of precision approaches: c precision approach CAT I; d precision approach CAT II; and e precision approach CAT III. | |||
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| An instrument approach procedure using precision lateral and vertical guidance with minima as determined by the category of operation. (Lateral and vertical guidance refers to the guidance provided either by: 1. a ground-based navigation aid; or 2. computer generated navigation data.) | |||
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precision : 9 短语, 4 学科 |
| 信息技术 | 2 |
| 微软 | 4 |
| 环境 | 1 |
| 经济 | 2 |