The research and exploitation of CAD system for solid wood furniture has been acquired successfully on the basis of the technology of restriction and assembling.

并基于约束装配技术，成功地实现了实木家具CAD系统的研究开发。

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The locking catch block can conveniently assemble a plurality of wood floor blocks together, the assembly is convenient and simple, and the wood floor is not easy to deform after assembling.

它可以 方便地将多个木地板块组装在一起，安装方便简单，安装后，木地板 不易变形。

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Each violin-maker constructs from three to six instruments per year, shaping and assembling more than 70 pieces of wood around an inner mould by hand, according to the different acoustic response of each piece.

UNESCO: MEDIA SERVICES