电机机械式扫描
electromechanical scannig
scanning
electromechanical
发动机机械故障研究
Research on the mechanical failure of the engine
纺纱机械机构
mechanism of spinning frame
风机机械特性曲线
mechanical characteristic curve of fan
工程机械机群
engineering machinery cluster
Engineering Machine-group
机械发动机故障
mechanical engine problem
机械发泡塑料
mechanically foamed plastics
空-空后冷载重车发动机机械设备手册
ataac truck engine mechanical manual
染整机械机构
dyeing and finishing mechanism
日本船用机械发展协会
Japan Marine Machinery Development association
日本船用机械发展协会日本海运机械发展协会
Japan Marine Machinery Development association