While pulling out the drill, crossbeams (metal structures on which insulators and conductors are mounted) are attached to a new support.
当拉出钻头时,横梁(上面缠有绝缘体和导体的金属结构)将它架起,形成一个新的支架。
A curve saw mounted on an electric hand drill is a hardware tool, and is composed of a shell, a handgrip, a transmission system, a saw blade and a base.
手电钻用曲线锯头是一种五金工具,由壳体、手柄、传动系统以及锯条和底座构成。
A curve saw mounted on an electric hand drill is a hardware tool, and is composed of a shell, a handgrip, a transmission system, a saw blade and a base.
手电钻用曲线锯头是一种五金工具,由壳体、手柄、传动系统以及锯条和底座构成。
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