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to phrases
double tube core barrel
el.
双层岩心管
tech.
取芯双管钻具
;
双管式岩芯管
;
双管取芯钻具
;
双层岩芯管
;
双层取芯器
;
双层取芯管
double-tube core barrel
oil
双筒取心筒
double- tube core barrel
:
30 phrases
in 4 subjects
Drilling
4
Engineering geology
7
Oil / petroleum
4
Technology
15
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