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十字形钻
bridg.constr. cross mouthed drill; cross bit
tech. cross-bladed chisel bit (头); cross-cut bit (头); cross-edged bit (头); cross matched drill (头); cruciform bit (头); star drill; star-type bit (头); X-bit (头); X-chisel (头)
十 字形 钻
: 24 phrases in 8 subjects
Bridge construction2
Drilling2
Engineering geology3
Explosives and Explosive Ordnance Disposal2
General1
Geology1
Oil / petroleum5
Technology8