四环起航真空冷冻干燥机LGJ-10D标准型采用PLC控制系统，具备彩色触摸屏、远程控制和高效节能等特性，能实时记录并存储物料和设备数据。该设备使用进口封闭式压缩机制冷，冷阱温度可达-60℃，捕水量为3Kg，真空度小于等于5Pa，并具备冷阱自动化霜功能。

Find out why winter's a great time to shoot silhouettes and pick up a few silhouette photography tips in our latest 'how-to' guide. Samsung marks its 11th year supporting ePHOTOzine's Photo of the ...