超声波结合真空包装
super-sonic and vacuum packaging method
彩印复合包装袋
color-printing laminated package bag
传统真空包装
traditional vacuum packing
低真空复合通风
low vacuum compannd ventilation
复复真空泵
reciprocating vacuum pump
复合真空除氧器
compound vacuum deaerator
双室真空包装机
double-chamber vacuum packaging machine
double-chamber vacuum packing machine
真空包装
Vacuum
vaccum packaging
vacuum packaging
vacuum packing
vacuum packaged
vacuum package
vacuuming packaging
Vacuum pack
LDPE film with vacuumed
Vacuumizing
Vacuumize
vacuum-package
modified atmospere packaging
vold packing
vacuumized package
vacuum-packing
vacuum-packed
vacumm-packed
真空包装和封口机
vacuum packing and sealing machine
真空包装鲜莲籽的研制
Development of Vacuum Packed Fresh Lotus Seeds