全部

1·All interior fastening devices shall be concealed and corrosion resistant. There shall be no exposed screws.

所有的内部连接装置都需隐藏布置和抗腐蚀。没有外露的螺钉。

2·All interior fastening devices shall be concealed and corrosion resistant.

所有的内部连接装置都需隐藏布置和抗腐蚀。