《四库全书总目》卷首所载乾隆帝在编修《四库全书》前后的“圣谕”颇具学术价值,可以借此考知当时搜访图书所采取的一系列措施。《四库全书》之名由乾隆亲自确定,他还直接降旨编纂了《四库总目》等多种书目和丛书,并为研究《四库》的删改情况提供了第一手资料。 Qianlong Emperor set forth in the beginning of the “Sikuquanshuzongmu” has a lot of academic value before and after editing the Sikuquanshu, so he can use it to test a series of measures taken when he visited the books. The name of “Sikuquanshu” was personally confirmed by Qianlong himself. He also directly edited and decreed various bibliographies and books of the “Siku Headbook” and provided first-hand information for studying the censorship of the “Siku” book.