书车、书梯为图书装具的附加配套产品，能充分发挥密集架、书架的储物功能，更使产品的使用者游刃有余，存取自如。
Book vehicles and book ladders are odditional tools for booking placing in library. They can help mobile cabinets and bookshelves to perform their functions fully.
书车、书梯为图书装具的附加配套产品，能充分发挥密集架、书架的储物功能，更使产品的使用者游刃有余，存取自如。
Book vehicles and book ladders are odditional tools for booking placing in library. They can help mobile cabinets and bookshelves to perform their functions fully.
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