1.   A greater source of error is atmospheric conditions, which can degrade the microwave carrier signals that GPS satellites transmit and introduce errors.

2.   Cross Country Wireless holds licenses to beam cable programming to viewers throughout Southern California using microwave signals.

3.   If the call is being made to another cell phone user, the MTSO contacts the other cell phone using microwave signals.

4.   Masers can also amplify weak microwave signals and have been used in space research to pick up transmissions from satellites and measure the temperature of Venus.

5.   Microwave signals also tend to fade over long distances and during rainstorms, although that problem can be fixed through proper engineering, experts say.

6.   Pacific Telesis plans to broadcast microwave video signals to homes in the Los Angeles area for the time being, using an antenna that resembles a barbecue grill.

7.   Similarly, the microwave signals emitted by GPS satellites are refracted when they pass at an angle from the vacuum of space into the dense atmosphere.

8.   Succeeding where Rhodes fell short, South African entrepreneur Hans Harwinkels is linking the far corners of the continent with microwave signals instead of steel.

9.   Succeeding where Rhodes fell short, Hans Harwinkels, a South African entrepreneur, is linking the far corners of the continent with microwave signals instead of steel.

10.   Succeeding where Rhodes fell short, Hans Harwinkels,a South African entrepreneur, is linking the far corners of the continent with microwave signals instead of steel.

n. + signal >>共 312
radio 17.40%
hand 7.32%
television 5.75%
satellite 5.43%
danger 3.39%
radar 2.91%
nerve 2.13%
pain 1.81%
stop 1.65%
telephone 1.65%
microwave 0.79%
microwave + n. >>共 130
radiation 11.56%
popcorn 7.80%
tower 4.34%
technology 3.76%
background 3.18%
dish 3.18%
energy 3.18%
signal 2.89%
network 2.60%
link 2.31%
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