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天然井
desert.
pozo
eng.geol.
cenote
;
karst well
;
native well
;
natural well
石灰岩溶蚀形成的
天然井
gen.
cenote
天然
气
井
tech.
gas well
天 然井
:
28 phrases
in 7 subjects
Chemistry
1
Drilling
3
Economy
1
Engineering geology
3
Mining
4
Oil / petroleum
4
Technology
12
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