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井道 jǐngdào
el. well
expl. wellhole
tech. shaft way (升降机)
建筑物的井道 jǐngdào
tech. well roads
升降机井道 jǐngdào
tech. well hole
井道: 131 phrases in 18 subjects
Agriculture1
Architecture2
Aviation1
Chemistry1
Construction1
Drilling4
Earth sciences6
Economy1
Electronics3
Engineering geology3
Hydroelectric power stations7
Metallurgy2
Navigation1
Oil / petroleum17
Space4
Technology75
Water resources1
Wind Energy1