Make use of drawers from an old dresser that's not being used. Install four rollers on an old dresser drawer, fill it up, and roll it under the bed.
利用以前旧的梳妆台的抽屉，在抽屉上安四个轴子，在里面放满东西，再把抽屉推到床底下。
These bearings have no central rib on the inner ring and are therefore able to use longer barrel rollers.
这些轴承已没有中央肋骨的内圈，因此能够使用较长每桶辊。
The machine-to-weight abrasive rollers to optimize the design of new equipment do not need to replace the use of life-long roller mill body.
本机对磨料辊体重新进行优化设计，设备使用终身不需更换磨机辊体。
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