The paper is about the requirements of making electrocaloric coller, the heating vessel in the production of unsaturated polyester resin and about its usefulness.

介绍用于生产不饱和聚酯树脂的电热蛇管加热器的制作要求及其使用方法。

youdao

Because BST materials weren't added with Pb and had the electrocaloric effect, the reseatch on BST thin films applied ferroelectric refrigeration was more meaningful to protect the entironment.

钛酸锶钡铁电薄膜材料具有电热效应，同时又不含有铅类有害物质，可用于铁电致冷，比含铅的铁电材料更具有环保意义。

youdao