石油化工生产装置
petrochemical production installation
petrochemical production unit
包装生产线
packaging line
the packing product line
packaging production line
Packing product line
product line of packaging
packaging production lines
全自动包装生产线
fully automatic packaging production line
软包装生产线
soft packing production line
药品包装生产线
medicine packaging production line
饮料包装生产线
Beverage package production line
工业化生产装置
industrial production line
工业自动化生产线
automatic industrial manufacturing line
化工生产
chemical process
Chemical industrial production
chemical production
chemical industry
化工生产企业
chemical production enterprise
化工生产设备
equiments of chemical experment
化工生产与技术
Chemical Production and Technology
精细化工生产厂房
fine chemical production building
精细化工生产过程
fine chemical production process