automatic tank gauge
/ˈɔːtəʊ ˈslaʃ ˈmanjuːəl ˈɹeɪndʒ/
n
中文：自动油罐计量仪
Meaning：Device used to measure the level of the liquid in the tank; the tank gauge float’s movement is transmitted to a magnet, which moves the hands on a dial.
中文：自动油罐计量仪