The relationship between standard weight error and uncertaintyError and uncertainty not only have different definitions, but also different concepts. The two cannot be confused, but they are closely related. Error analysis is still the theoretical basis of measurement uncertainty evaluation, and it

Introduction to each grade of stainless steel weightsStainless steel weights refer to the objects on the balance as the quality standard, usually metal blocks or metal pieces, which can be used for more accurate weighing, and are placed on one end of the balance as the weight standard metal blocks o

Introduction of water weightsThe water bag is made of high-strength PVC molecular coating material. The warp and weft stress of the material has been strictly tested and inspected. The size of the bag determines the volume, professional appearance and stress design of accessories (bottom connecting