| 单词 |
lock-on |
| 释义 |
lock-on|ˈlɒkɒn|
[f. vbl. phr. to lock on (to): see lock v.1 12.]
1. (The commencement of) automatic tracking.
1960Aeroplane 4 Mar. 278/1 The Bloodhound target radar lock-on technique will be demonstrated and a model of the missile is to be ‘fired’. 1967Sci. Amer. May 83 (Advt.), When an air-to-air training missile ‘sees’ its target, a new microminiaturized signal amplifier..tells the pilot that lock-on has been achieved. 1971Time 15 Feb. 8 As Antares swooped below that altitude, its radar remained inactive. ‘C'mon, radar,’ Mitchell implored. ‘Get the lock-on.’
2. The establishment of a rigid physical connection.
1967Sunday Times 23 Apr. 8 Back at the surface, a lock-on device enables divers to transfer to a larger chamber on board, releasing the sub to return to work with a fresh diving team. 1968New Scientist 6 June 509/1 As it will need to contend with the underwater currents playing around the submarine, it will need extremely sensitive means of controlling its position just before lock-on. 1969Jane's Freight Containers 1968–69 574/2 The top lift cradle has..power-guided lock-on at each of the four corners. Safe lock-on indicators are monitored by the operator in the cab. |
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