All the tra mi ion axle and rollers are made of high-quality steel with high-precision dynamic balance, plated with rigid chrome and grinded surface.
所有传动轴、辊材质均为优质钢，高精度动平衡校正，镀硬铬、表面研磨。
All the transmission axle and rollers are made of high-quality steel with high-precision dynamic balance, plated with rigid chrome and grinded surface.
所有传动轴、辊材质均为优质钢，高精度动平衡校正，镀硬铬、表面研磨。
There is a strict requirement toward the smoothness of the plate surface. Before decoration process begins, the board should be sanded with sanding machine and then grinded completely.
当对板面的平滑度，光洁度要求较高，在装饰之前可先对板面进行全面抹灰，再用打磨机砂光，然后进行涂饰面处理。
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