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井下电视
 井下电视
gen. televiewer
el. borehole television
eng.geol. well television
| 装置
 装置
gen. installation
hydroel.st. setting
rem.sens. accommodation

to phrases
井下电视
gen. televiewer
el. borehole television
eng.geol. well television
geophys. borehole televiewer; downhole video; downhole television
井下电视
: 10 phrases in 5 subjects
Earth sciences1
Engineering geology2
Geophysics2
Oil / petroleum1
Technology4