·2,447,543篇论文数据,部分数据来源于NoteExpress
The construction, performance and the working principle of VH vacuum heating water heater unit are discussed. The applications of the unit are also introduced.
阐述了VH真空热水机组的工作原理、结构组成和性能特点,介绍了该机组在供热、采暖系统中的应用。
youdao
应用推荐
模块上移
模块下移
不移动