an approach made without direct observation (see 1j); applied attributively to a radio navigation system controlling such an approach.
| 单词 | θ206987 | 
| 释义 | society > travel > air or space travel > action of flying (in) aircraft > specific flying operations or procedures > 			[noun]		 > sudden rapid descent > descent prior to landing > landing approach > types of (4)		 blind approach1936 an approach made without direct observation (see 1j); applied attributively to a radio navigation system controlling such an approach. power approach1938 missed approach1951 an approach (approach, n. 13) that is discontinued for any reason; frequently (with hyphen) attributive. instrument approach1957 attributive, with reference to the action of flying an aircraft while depending primarily on the aircraft's navigational instruments rather than on… | 
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