If placed in the water, at least every 15 days running 30 min (not dry mill), to check its functions and adaptability.

若置于水中，每15天至少运转30 min(不能干磨)，以检查其功能和适应性。

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The work base of the mill is the largest component, which bears most of the rolling force, so the check of the memorial arch in the design is a key part.

工作机座是整个轧机中最大的部件，它承担着大部分的轧制力，因此在本设计中对牌坊的校核是一个关键的部分。

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