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度定的英文

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"度定"怎么读用"度定"造句

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  • norisada

例句与用法

  • First , the apparatus of spectral irradiance calibration is set up , and ultraviolet spectrum band uses a standard lamp offered by standard metrological institute of china , while vacuum ultraviolet spectrum uses a deuterium transfer lamp
    地面辐射定标分为光谱辐照度定标和光谱辐亮度定标。光谱辐照度定标中选用了卤钨灯作为250nm 400nm标准光源,氘灯作为200nm 300nm的传递光源。
  • It has only one fixed support and confidence in apriori algorithms . there are two problems in the concrete data mining , one is the support , that is to say , we will not cover enough data to be used in finding the intrest association rules if we set a high support , but we will find a lot of useless association rules if we set a low support
    Apriori算法采用唯一的支持度和置信度进行关联规则的挖掘,这样对我们的挖掘来说存在以下问题,在支持度方面,如果挖掘的最小支持度定得较高,那么覆盖数据较少,因而一些有意义的关联知识将不能被发现。
用"度定"造句  
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