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三缸泵 sāngāngbèng
dril. triplex unit
oil triplex pump
tech. three-cylinder reciprocating pump; three-throw pump
三缸
tech. three cylinder pump
mech.eng. triplex pump
三缸泵
: 16 phrases in 5 subjects
Drilling2
Mechanic engineering2
Oil / petroleum6
Refrigeration1
Technology5