以下为句子列表：
英文: A thermal expansivity test device consisting of hating unit, attemperating unit, displacement transducer, recorder and so on, was developed to determine the thermal expansivity of new sand, clay-beaded sand, sodium silicate sand, resin bonded sand with th
中文: 摘要铸造用砂热膨胀性测试装置，由加热装置、温控装置、移位传感器、记录仪等组成，可实现铸造用原砂（亦可用于粘土型砂、水玻璃型砂、树脂型砂等）的随温和等温热膨胀性测试。
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英文: Combining with modern control theory of automation specialty, using the test device for temperature control, a synthesis experiment is designed, which raises the students' theoretical level and the innovation ability, and the experimental effect is good.
中文: 摘要结合自动化专业现代控制理论，利用自制温控实验系统，设计的综合性实验，提高了学生的理论水平和创新能力，实验效果良好。
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