The Catherine the Great Egg (or The Grisaille Egg), four-color gold, diamonds, pearls, 1914. Presented by Nicholas II to Dowager Empress Maria Fyodorovna. Hillwood Museum, Washington, DC, USA.
凯瑟琳大帝彩蛋，四色黄金，钻石，珍珠，由尼古拉二世在1914年献给母亲马利亚。现存美国华盛顿的好莱坞博物馆。
Summary: First of all, the program argues that the design of appropriate programs, there are two options, the program I: Series DC Power Supply, Option II: Integrated circuit voltage regulator.
内容摘要：首先进行方案论证，设计合适的方案，有两种方案可供选择，方案一：串联式直流稳压电源，方案二：集成稳压电路。
Summary: First of all, the program argues that the design of appropriate programs, there are two options, the program I: Series DC Power Supply, Option II: Integrated circuit voltage regulator.
内容摘要：首先进行方案论证，设计合适的方案，有两种方案可供选择，方案一：串联式直流稳压电源，方案二：集成稳压电路。
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