- [數(shù)] 二階矩；[數(shù)] 二次矩
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second moments中文什么意思
例句與用法
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- there . your second moment . that's another $ 50
又拍了第二張，再加50塊 - there . your second moment . that's another 50
又拍了第二張，再加50塊 - second moment of area of tranformed section
換算截面慣性矩34 - second moment of area
截面慣性矩 - it has been shown that the m2 values of semiconductor lasers, which are defined by the second moments, are always larger than unity
理論和實(shí)驗(yàn)結(jié)果表明，在二階矩的定義下，半導(dǎo)體激光光束的質(zhì)量因子總是大于1的。