First, read the English article below.

Using warm water and a soft cloth, gently rub the scratch. Lighter scratches should rub away with this method, and it’s the gentlest way to treat a scratch. Add mild dish soap to the warm water to create more friction if you wish. Be sure to wipe away the soapy water and dry the surface of the marble when you are finished. They’ll have industrial equipment designed to remove scratches from marble without harming it. 

Now, please write a short abstract for it in Chinese. Abstract:
首先要轻轻地擦拭一遍。 如果以上方法都不管用，就可以向大理石清洁专家咨询。