1.   Police say radio signals were probably used to set the bomb off.

2.   He called for tanker masters to be ordered to stop using that signal routinely.

3.   Among the most recent offerings is a security and tracking system that uses radio signals bounced off satellites and back to Earth.

4.   Auto clock uses a signal from PBS stations to set the time.

5.   Banks and electric utilities also use the signals for precise time measurements.

6.   A German inventor has patented a device that uses electromagnetic signals to detect the presence of living bodies.

7.   Airline pilots can already use these signals to guide planes over oceans and other wide-open spaces.

8.   All the signals are used to calculate magnitude, a process that varied wildly Wednesday at the UW seismology lab.

9.   But the military, citing cost, has been slow to provide its own noncombat planes with the equipment needed to use the signals.

10.   But they are not using these signals to move entire limbs, Fetz said, and their efforts are laborious.

v. + signal >>共 367
send 25.45%
receive 6.66%
give 6.39%
transmit 4.36%
use 2.92%
carry 2.77%
mix 1.64%
pick_up 1.60%
block 1.44%
detect 1.36%
use + n. >>共 1468
money 3.08%
force 2.34%
technology 1.42%
drug 1.21%
name 1.17%
computer 1.08%
fund 1.06%
proceeds 0.84%
information 0.74%
method 0.72%
signal 0.08%
每页显示:    共 75