Double Acting Compressor 复动式压缩机 ; 双动压缩机 ; 双作用式压缩机 ; 双动式压缩机

two-stage double-acting compressor cylinders 两级双作用压气机气缸

double-acting positive displacement compressor 双作用容积式压缩机

double-acting air compressor 双动式空气压缩机

double-acting refrigerating compressor 双作用制冷压缩机

two-stage double acting air compressor 两级双作用空气压缩机

Double acting Reciprocating Compressor 水平对称双作用压缩机