automatic electric oven
joint radiation convection oven
baking oven with heated air circulation
vacuum drying oven
真空干燥炉
真空干燥烘箱
真空干燥箱
气体排放标准
真空烘箱
convection pipes with wings
microwave oven drying method
low homeothermal oven drying method
infrared-ray drying oven
infra-red ray high temperature oven drying method