Automatic Mortar Cleaning Machine for Steel Combination Form Board
组合钢模板自动清灰机
a square board with a handle used for holding and carrying masonry mortar
砂浆托板，一种用来托起和盛放石造物浆泥的有柄四方板
When use, should put among mortar wing epispastic board, as expand resilient coating.
在使用时，灰泥翅中间要放发泡板，作为膨胀缓冲层。
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