《天工开物·上篇·乃粒》
宋朝的儒生死板地以某个地区的黍粒为依据来规定度量衡的标准，这是错误的。
宋儒拘定以某方黍定律，未是也。
In the Song Dynasty, Confucian scholars rigidly used the millet grains of a certain region as the basis to define the standards of weights and measures, which was incorrect.