Books can be hard or soft cover, and trim sizes range from a small 7 "square books to large, coffee-table-size 12" square books.

你可以选择硬皮或软皮封面，还可以调整书本尺寸从七寸手掌书到适合摆放咖啡桌上的12寸大的书。

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To adjust the auto play, and aim at shaping mechanism of degree, you should press books cover paper thin, soft and hard and make adjustments.

③调动托打不败型机构的矮矮度，答按册本不开面纸的厚薄、软硬而加以调动。

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To adjust the auto play, and aim at shaping mechanism of degree, you should press books cover paper thin, soft and hard and make adjustments.

③调动托打不败型机构的矮矮度，答按册本不开面纸的厚薄、软硬而加以调动。

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