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(1) Two vertical ring lamps, green at the top and white at the bottom, or a number consisting of two cones vertical at the top and bottom and butted at the tip;1. A copy of the three-certificate business license or a copy of the business license + a copy of the tax registration certificate + an organization code certificate (one copy and stamped with the official seal)她一身白衣沾满尘土，蜷缩在翰林院旁边的院墙根下，纤细的手指攀扶着青砖，苍白的脸上毫无血色，眼巴巴地望着翰林院的大门。1. In the process of movement and change of things, some features appear repeatedly many times, and the time taken for them to appear twice in a row is called "cycle". Periods are divided into mathematical cycles, chemical cycles, physical cycles, biological cycles, economic cycles and other types.Before creating the world, check Turn on Cheating.泥鳅奶奶觑着眼儿看了一会，笑道：差不多。In order to make good use of the principle of composite reuse, we first need to distinguish the relationship between "Has-A" and "Is-A".