色综合色欲色综合色综合色乛_巨熟乳波霸若妻在线播放_国产成人精品免费视频大_国产AV中文AV无码AV狼人_久久久国产99久久国产久一

The multi stage TEC

Designed for large temperature difference applications, it can generate temperature difference of more than 100K, and different cascade designs can meet the cooling needs of different depths. Suitable for small and medium-sized refrigeration power, depth cooling occasions. Typical applications are in the fields of CCD, IR-detection and photoelectricity.

產(chǎn)品咨詢