The slide block on the window sash is pulled by the support, slides along the runner of the window sash, thereby limiting the position of the window sash.
窗扇上的滑块被撑杆拉住沿窗扇的滑槽滑移并限定了窗扇位置。
The slide block on the window sash is pulled by the support, slides along the runner of the window sash, thereby limiting the position of the window sash.
窗扇上的滑块被撑杆拉住沿窗扇的滑槽滑移并限定了窗扇位置。
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