The method measures the similarity of durability index series of components by the use of similarity coefficient and forms a fuzzy equivalence matrix with sort function.
该方法利用相似系数在各构件的耐久性指标序列之间进行相似性度量，并形成了具有分类功能的模糊等价矩阵。
Taking C30 concrete for example, analysis the durability index of common concrete and co-dope concrete, and proved the engineering application feasibility of fly ash for co-dope concrete.
本文以C 30为例，分析了粉煤灰双掺混凝土和普通混凝土耐久性指数，论证了粉煤灰双掺混凝土工程应用的可行性。
As an important evaluating index reflecting the quality of materials, natural durability can directly determine the using longevity of materials.
作为一项反映材料优劣的重要的评价指标，天然耐久性直接决定了材料的使用寿命。
Study the relation of concrete durability and permeability and point out that we can evaluate concrete durability through the penetrating index.
研究了混凝土耐久性与渗透性的关系，指出可以通过渗透性指标进行混凝土的耐久性评估。
This machine is used to seat the slippery course of various indexes of dynamic durability test and static index test.
本机台对座椅的滑轨的各项指标进行动态耐久试验及静态指标的测试。
The cracks on concrete Bridges affect the structure durability, and they are also the index that determines the durability state of concrete structures.
混凝土梁体上的裂缝对结构耐久性是有影响的，它也是决定混凝土结构耐久性状态的一个指标。
Because the durability, refractive index, good, so the crystal is often used as symbolic expression of deep friendship.
因为耐用，折射率佳，所以水晶常被用作表达友谊深厚的符号。
Because the durability, refractive index, good, so the crystal is often used as symbolic expression of deep friendship.
因为耐用，折射率佳，所以水晶常被用作表达友谊深厚的符号。
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