The automatic sand nailing device avoids the tedious and clumsy manual sand nailing, thus greatly increasing the production efficiency.
本发明避免了手工钉沙的繁琐和笨拙，使得生产效率大幅度增加。
The double-sided facer has the advantages of simple structure, simple and convenient operation and less clamping and adjusting time, thus greatly increasing production efficiency.
本刀 具结构简单、操作简便，减少装夹调整时间，使生产效率大为提高。
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