constants的例句（constants在句子中的用法）

• Some well - known methods for optical constants measuring include ellipsometer method, transmission spectrum method and so on. 目前,测量薄膜光学特性的方法有偏振测量法 、 透射光谱分析法等.
• The rate constants of radical and electrophilic addition to alkenes are dominated by different factors. 烯烃的自由基加成和亲电加成速率受不同的因素控制.
• Another limitation is the lack of availability of accurate equilibrium constants. 平衡计算的另一局限性是缺乏准确的可利用的平衡常数.
• These should be four undetermined constants in the displacement function. 位移函数中应有四个未定常数.
• Two significant constants have been found in a number of research studies. 若干研究已经发现了两个重要常量。