品牌国产型号DHG-A系列型号电源电压输入功率控温范围温度分辨率恒温波动度搁板内胆尺寸外形尺寸定时范围DHG-9023A220V50HZ850WRT+10~200℃/RT+10~250℃0.1℃&plu***n;1℃2块340×325×320620×540×4901~9999minDHG-9053A850W420×395×350700×610×520DHG-9123A1550W550×450×550840×670×730DHG-9203A2050W600×550×600880×765×780)