利用划痕实验方法评价两种不同的汽车涂层的抗划伤能力。
The scratch resistances of two different kinds of automotive coatings were evaluated by scratch tests.
多项式线性评价方法充分利用统计理论，结合临床可科学评价实验方法线性程度。
The polynomial method can evaluate the linear degree of the laboratorial methods using statistical theory and considering clinical significance.
不同的实验方法往往产生不同的分级评价结果。
Different grading evaluating results can be derived from different test methods.
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