Use dishcloth soaking in solution, and then use dishcloth all the surface relief.
用抹布在溶液里浸泡，然后用抹布擦拭浮雕的全部表面。
After one hour minimum, brush surface with sodium bicarbonate solution until all reaction ceases.
至少一小时后，在表面上刷碳酸氢钠溶液直到所有的反应都终止。
A solution for contact problem based on contact surface geometry is presented.
给出了一种基于接触面几何的接触问题解法。
The surface tension of the desulfurizer solution and its desulfuring mechanism were researched.
考察了消泡剂的表面张力，对消泡剂的消泡机理做了初步的探讨。
The surface tension of the desulfurizer solution and its desulfuring mechanism were researched.
考察了消泡剂的表面张力，对消泡剂的消泡机理做了初步的探讨。
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