1.The spirit level tool
is fast. Because the time of counting, listening and recording, on-site calculation and the number of retests due to human errors are omitted, the measurement time can be saved by about 1 / 3 compared with traditional instruments.
4.The spirit level tool
has high efficiency. Just focus and press the key to automatically read, reducing the labor intensity. Sight distance can also be recorded, checked and processed automatically, and can be input into the electronic computer for post-processing, which can be integrated with real line internal and external industry.（spirit level tool)