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to phrases
岩芯钻头
el.
core bit
eng.geol.
core-bit
;
coring bit
;
jack bit
;
rock bit
;
rock drill bit
tech.
concave bit
;
core head
;
hollow bit
;
hollow drill bit
;
jackbit
;
rock core bit
岩芯钻头
:
37 phrases
in 2 subjects
Engineering geology
8
Technology
29
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