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 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。
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