控制室的主参考铜排和其他设备汇流排间的连接电缆使用25平方毫米电缆或者更大？
The connecting cable from the MRG star plate in the control room to other equipment local bus bar is equal to 25 Square millimeters or larger?
该薄板是接合设置于该球头主体 的开槽处，且其厚度界于0.1～0.5毫米。该抗压内板是位于该球头主 体中且胶合固定于该薄板内面。
The sheet is jointed and arranged at the slot of the ball head main body and has the thickness of 0.1-0.5mm.
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