营造库平制是清代制定的以营造尺和库平两为基础的度量衡制。清代度量衡制度始订于顺治时期,完成于康熙、乾隆时期。康乾二帝对天文历算皆造诣颇深。由于中国古代度量衡一开始便融天文、律算为一体,二帝在研究天文和乐律时,必然涉及度量衡。为继承古制又要适应清制,康熙曾亲自累黍定尺,即以《汉书·律历志》为本,横累百黍为百尺,纵累百黍为营造尺。康熙五十二年(1713)御制《律吕正义》,以黄钟累黍之制, To create a library system is the Qing Dynasty to create a rule to create a flat and library Ping two basis for the measurement system. The system of weights and measures in the Qing Dynasty was set forth in Shunzhi period and completed in Kangxi and Qianlong periods. Emperor Kang Gan astronomical calculations are accomplished deep. Since the ancient Chinese metrology scale began to melt astronomy and law as a whole, the two emblems must be involved in the study of astronomy and music. In order to inherit the ancient system but also to adapt to the Qing Dynasty, Kangxi had accumulated tired of measuring the length of the hand, that is, “Han Lilian Chronicles” as the basis, horizontal hundreds of millet for hundreds of feet, accumulating hundreds of millet to build tiredness. Fifty-two years of Emperor Kangxi (1713) Royal system “Law Lu Zhengyi”