wall derrick的意思|示意
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英 / /
wall derrick相关例句
G. beautiful appearance, simple and convenient for installation, derrick, ceiling, wall and so on many kinds of installation, suitable for different lighting needs at the scene.
外形美观，安装操作简单方便，吊杆式、吸顶式、壁挂式等多种安装方式，适合不同工作现场的照明需要。