英语词汇“second moment”的翻译、意思、用法、释义-英汉汉英双解词典

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词汇	second moment
释义	second moment短语¹⁴⁴⁹⁷²⁺² 基本英英例句例句二阶矩 Noun: the expected value of the square of the deviations of a random variable from the point of originThe parameters of the model are fuzzily processed and the fuzzy risk can be evaluated by using the modified first ordersecond momentmethod.通过对模型中的参数进行模糊化处理，用改进一次二阶矩法计算了地下水过量开采的模糊风险率。 The fittings box structure is on the second rectangular and can be optionally opened or closed to hold a second article in the second rectangular.配件盒结构位于第二次矩形体上，配件盒结构可以选择性地打开或关闭，以容置一第二物品于第二次矩形体内。 Secondly, the procedure of tunnel lining based on First Order Second Moment FOSM and JC method is presented to calculate the reliability of tunnel lining. 根据提出的可靠度计算理论和方法，编制了基于一次二阶矩和 JC法的可靠度计算程序。 cnki
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