■ Measure the strength of general building com ponents, bridges andvarious concrete components (slabs, beams, columns, bridges and so on.) ■ Built in national unified curve (JGJ/T23-2011) ■ Small size, modular design, easy to use ■ Built in large capacity memory, can store 999 standard components, and a single component can set up 99 measuring areas and 159840 measuring point data