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导向孔 dǎoxiàngkǒng
eng.geol. guide hole
oil pilot hole
tech. lead hole
喷雾机喷头导向孔 dǎoxiàngkǒng
agric. lead opening
导向
tech. guide hole
导向孔
: 30 phrases in 7 subjects
Automobiles1
Aviation2
Electronics1
Engineering geology3
Geophysics6
Metallurgy2
Technology15