Freezing equipment installation and repair的意思|示意

冷冻设备的安装与修理 ...与修理Air conditioning apparatus installation and repair 冷冻设备的安装与修理Freezing equipment installation and repair 办公室用机器和设备的安装、保养和维修Office machines and equipment installation, maintenance and repair ..

冷冻设备的安装和修理 冷冻设备的安装和修理 freezing equipment installation and repair 排灌设备的安装和修理 irrigation devices installation and repair ..