standard color solution

例句：

1. 1.The standard color solution is used to test the quality of the paint.
   标准溶液用于测试油漆的质量。
2. 2.The standard color solution was used to match the color of the fabric.
   标准溶液被用来匹配织物的颜色。
3. 3. The standard color solution was used to create a unique pattern on the wall.
   标准溶液被用来在墙上创造独特的图案。