杆秤是一种计量工具,用它可以测量物体的质量.杆秤的诞生历史悠久,杆秤文化源远流长.以杆秤为背景所编拟的试题就是杆秤文化所带来的一种产物.不过,随着当今计量技术的发展,用电子秤代替传统杆秤已是大势所趋.1.杆秤原理概述图1是杆秤的示意图. The steelyard is a measurement tool that can measure the quality of objects. The birth history of the steelyard is long and the culture of the steelyard has a long history. The questions drafted on the background of the steelyard are a product brought by the steelyard culture. However, with the current The development of metrology technology, the use of electronic scales instead of traditional steelyard scales is the trend. 1. Overview of the principle of steelyard scales Figure 1 is a schematic view of a steelyard.