常見(jiàn)例句雙語(yǔ)例句We cannot use the second derivative test.這里不能用二次導(dǎo)數(shù)來(lái)驗(yàn)證。So, what does the second derivative test say?那么二階導(dǎo)數(shù)判定是怎樣的呢?Basically, the answer for us is that we don't have a second derivative test in this situation.基本上,答案就是,我們不可以用二次導(dǎo)數(shù)來(lái)驗(yàn)證這個(gè)情況。原聲例句And all this is, is saying that when you take a mixed second derivative, it doesn't matter in which order you take the two derivatives.麥克斯韋關(guān)系的本質(zhì)是,當(dāng)你考慮混合的二階導(dǎo)數(shù)時(shí),求導(dǎo)的順序不影響最后的結(jié)果,現(xiàn)在,我們利用這些關(guān)系。麻省理工公開(kāi)課 - 熱力學(xué)與動(dòng)力學(xué)課程節(jié)選What's a function, what's a derivative, what's a second derivative, how to take derivatives of elementary functions, how to do elementary integrals.什么是函數(shù),什么是導(dǎo)數(shù),什么是二階導(dǎo)數(shù),如何對(duì)初等函數(shù)求導(dǎo),如何進(jìn)行初等積分耶魯公開(kāi)課 - 基礎(chǔ)物理課程節(jié)選But, of course, we want to go all the way to distance, so we take the second derivative and we have this equation for force here.當(dāng)然我們最后想要的是距離,所以我們?nèi)《A微,分就有這個(gè)式子。麻省理工公開(kāi)課 - 化學(xué)原理課程節(jié)選權(quán)威例句There is much to be said for connoisseurship and its second derivative huge future returns.FORBES: Overpriced Art Versus Cheap StocksThe art market is a second derivative of wealth creation in the world.FORBES: What $100 Got You In 1954: Lessons In Art And Growth StocksThe art market must be a second derivative of the dramatic increase in the net worth of the 99.9th percentile both here and abroad.FORBES: A Comet In Copper 返回 second derivative