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to phrases
riser pipe
bridg.constr.
井管
ecol.
升水管
eng.geol.
井点管
;
豎管
oil
竖管
tech.
室内立管
;
上升管
;
立管
;
上流竖管
;
连接用立管
riser pipe
:
14 phrases
in 6 subjects
Drilling
1
Hydroelectric power stations
1
Navigation
1
Oil / petroleum
5
Refrigeration
1
Technology
5
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