reconnaissance

[军] 侦察；勘测（等于reconnoissance）；搜索；事先考查英释中释nthe military activity of sending soldiers and aircraft to find out about the enemy’s forces

1 reconnaissance survey,勘测，踏勘测量

2 reconnaissance system,侦查系统

3 field reconnaissance,实地勘查，野外査勘

4 reconnaissance satellite,侦察卫星；勘测卫星

1 reconnaissance aircraft.侦察机

2 a reconnaissance mission.侦察任务

3 wartime roles such as observation and reconnaissance.监视和侦察等战时任务