从混凝土磨蚀和力学性能试验得知，水工混凝土的磨蚀程度依赖于混凝土的初始磨损率，抗拉强度和极限拉伸变形值。
Abrasion and mechanical properties test of concrete have shown that the degree of abrasion dependent on initial abrasion ratio, flexural strength and limit strain.
研究结果表明，采用合理的初始辊形可以一定程度上弥补轧辊磨损和热变形对带钢断面的不良影响，大大优化了带钢断面形状。
Research results show that bad strip profile caused by wear and thermal crown of roller may be properly repaired by sound original roller contour, and strip profile is greatly improved.
系统在初始状态时可以认为被赋予了随机大小的资源，那么系统寿命的消逝过程可以看成是磨损对随机资源的消耗过程。
A system at inception is endowed with a random amount of resource, the process of the lapse of system life can be viewed as that of the depletion of random resource caused by the wear-out effect.
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