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刮刀钻头
dril. blade bit; drag type bit
mech. drag bit
met. blade drag bit
oil winged scraping bit
tech. digging bit; single-bladed bit
刮刀〔翼状〕钻头
construct. drag bit
刮刀钻头
tech. drag-type bit
刮刀钻头
: 53 phrases in 4 subjects
Drilling21
Engineering geology2
Oil / petroleum14
Technology16