The electrical heating tube is made of U shaped steel tube, sintered magnesia and heating wire. It is immersed directly in the water for preventing heat loss.
英
美
释义
电热管用U型钢管,烧结氧化镁和电热丝制成,直接浸在水里热能损耗少。
把海词放在桌面上,查词最方便
触屏版
|
电脑版
©2003 - 2024 海词词典(Dict.cn)
立即下载