机器人选的是Roomba——一个圆盘状的自动真空清洁机，还有四个像人类的机器人——它们具备的人类特点多少程度不同。
The robots were the Roomba, a disc-shaped autonomous vacuum cleaner, and four anthropoid machines of varying degrees of humanness.
自提出设想以来几十年过去了，建设ETT所需的工程技术、材料工艺、真空技术和自动控制技术等均已成熟。
Up to now, the engineering technology, material craftwork, vacuum and auto-control technologies required for building the ETT have been mature.
对自动真空量热仪的测温电路进行了改进。
The circuit of measuring temperature in the automatic vacuum calorimeter is improved.
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