21.   The cockpit radar can detect storm cells but not heavy winds.

22.   The Comanche reconnaissance helicopter is quieter and harder for enemy radar to detect than current helicopters.

23.   The radar detects differences in subsurface densities and textures, indicative of disturbed conditions or buried objects.

24.   The radar can detect twisting winds in a thunderstorm, a sign that a tornado might be developing.

25.   The radar also detects wind shears and allows controllers to plan the routing of planes to avoid changes in wind direction during landing.

26.   The radar was actually detecting the melting snow aloft.

27.   They wondered whether civilian radars could detect biochemical attacks.

28.   To do that, engineers used a combination of curved surfaces and composite metals to make it difficult for enemy radar to detect the plane.

29.   When your radar detects an alien ship, you send interceptors after it.

30.   Only a few isolated showers were detected by radar passing across the coastal waters.

n. + detect >>共 332
radar 10.37%
test 6.54%
sensor 3.31%
doctor 3.23%
system 2.88%
scientist 2.27%
device 2.01%
machine 1.92%
official 1.74%
satellite 1.39%
radar + v. >>共 109
detect 21.25%
indicate 16.43%
be 10.54%
show 9.29%
track 3.57%
pick_up 2.68%
monitor 1.43%
lock 1.43%
cover 1.25%
have 1.07%
每页显示:    共 118