 |
(2171)
passive remote sensing,
active remote sensing...
|
|
(92)
particle detectors,
x-ray/gamma ray detectors,
magnetic field/electric field instruments,
photon/optical detectors,
ultraviolet instruments...
|
|
(617)
temperature/humidity sensors,
gauges,
profilers/sounders,
current/wind meters,
samplers...
|
|
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