4K 在房屋装修期间，在地面上浇筑混凝土找平层。 暴露的砖墙和粗糙的墙壁在一个正在建造的房间里 股票录像 在房屋装修期间，在地面上浇筑混凝土找平层。 暴露的砖墙和粗糙的墙壁在一个正在建造的房间里 股票录像
4K Static slow pan shot of a construction site a wooden board serves as formwork a screed guide on a rough concrete floor secured 影视素材 Static slow pan shot of a construction site a wooden board serves as formwork a screed guide on a rough concrete floor secured 影视素材
4K Leveling concrete floor with a screed close up of construction worker using long metal to smooth and level freshly poured wet or 股票视频 Leveling concrete floor with a screed close up of construction worker using long metal to smooth and level freshly poured wet or 股票视频
4K Close up of worker using long trowel to spread and level wet self leveling screed on concrete floor process creating a smooth 影视素材 Close up of worker using long trowel to spread and level wet self leveling screed on concrete floor process creating a smooth 影视素材
4K A construction worker in gloves uses long metal screed to level fresh wet self leveling compound on concrete floor close up of 股票录像 A construction worker in gloves uses long metal screed to level fresh wet self leveling compound on concrete floor close up of 股票录像
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