It adopts stainless steel working chamber and water-jacket heating mode. Temperature is even in the working chamber. If 不锈钢工作室，隔水式加温方式，温度均匀且断点后仍能保持较长时间恒温。
The working chamber is rectangular so as to achieve the maximum of effective volume.长方形工作室，使有效容积达到最大。