tandem compound engine
串行复式动力机
串列复式动力机
串联卷扬
串排复缸蒸汽机
parallel compound turbine
2 or 3 Stand 4-High Tandem Mill
2-D tandem twin cylinders
Aluminum Hot Rolling Tandem Mill
aluminum hot tandem rolling line
anaerobic + aerobic tandem system
Cold Rolling Tandem Mill
Cold Tandem Rolling Mill
collective-drive tandem rolling unit