heat distortion tester of resin sand

例句：

1. 1.The engineer used the heat distortion tester to measure the material's thermal expansion.
   工程师使用热变形试验器来测量材料的热膨胀。
2. 2. The company has developed a new heat distortion tester that can detect defects in metal parts.
   该公司已经开发了一种新型的热变形试验器，可以检测金属部件中的缺陷。
3. 3.The heat distortion tester is essential for ensuring the quality of electronic components.
   热变形试验器对于确保电子元件的质量至关重要。