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wall cooling ['wɔ:l 'ku:lɪŋ]
avia. 器壁冷却管壁冷却
oil 器壁冷却
tech. 管壁冷却; 孔壁冷却; 井壁冷却
wall cooling
: 10 phrases in 5 subjects
Chemistry2
General1
Metallurgy1
Nautical1
Technology5