With decreasing grain sizes, its crystal structure, ferroelectricity and phase transition temperature all indicated the character of size effect.
随着晶粒尺寸的减小，它的晶体结构、铁电性和相变温度等都表现出尺寸效应。
In this paper, four kinds of epoxy bond coating were obtained, the character of grain abrasion with alter particle's size and wear distance were researched.
配制四种不同的胶粘涂层，通过改变磨料的粒度和磨损行程对其进行磨粒磨损性能测试。
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