vacuum pipe 真空管道
heat pipe vacuum tube 热管真空管
heat-pipe vacuum tubular 热管真空管
vacuum gauge pipe 真空压力计管
Low Vacuum Pipe 低真空管
vacuum gage pipe 真空计管
anti-vacuum pipe 反压力导管
vacuum pipe-still 减压管式蒸馏装置
vps vacuum pipe-still 减压管式蒸馏装置
The device mainly included heat-pipe vacuum solar air collector system, paraffin latent heat storage system, drying system, automatic control system.
该装置主要包括热管真空太阳能空气集热系统，石蜡相变储热系统，干燥系统，自动控制系统四个部分。
The heat pipe vacuum tube with the structure is used for mounting transversely, thereby being beautiful in appearance and convenient for installation.
这种结构的热管式真空管用于横向安装，美观且安装方便。
Connect the vacuum pump to the compound pressure gauge; open the compound pressure gauge and vacuum pump to vacuum the indoor unit and connecting pipe.
将真空泵连于复合压力表，打开复合压力表和真空泵对室内机和连接管抽真空。
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