first derivative

美 　英

• un.一階導(dǎo)數(shù)
• 網(wǎng)絡(luò)第一導(dǎo)數(shù)；一階微分；一次微分

英漢解釋

un.	1. 一階導(dǎo)數(shù)

例句

The limit of this quotient as the time of travel becomes vanishingly small; the first derivative of distance with respect to time.

瞬時速度當(dāng)運(yùn)動時間小到可以忽略時，此商數(shù)的極值；距離相對于時間的一階導(dǎo)函數(shù)

The algorithm only calculated the first derivative, significantly reduced the computation and had a good convergence.

并且該算法只需要計算一階導(dǎo)數(shù)，極大地減少了計算量，且收斂性較好。

That's the first derivative of that position here.

是這里的，一階導(dǎo)數(shù)。

That's the first derivative of the position versus time.

它就是位置，對時間的一階導(dǎo)數(shù)。

v of position versus time, so I can write for this an x dot.

是時間和位置，v，is，the，first，derivative，的一個關(guān)系量，所以把它寫作x點。

And that is a point where the first derivative is zero.

這點的導(dǎo)數(shù)為零。

I have here first the first derivative, x dot.

首先，有一次導(dǎo)數(shù)，x點。

Determination of chloramphenicol content of the compound chloramphenicol cod liver oil liniment by first derivative spectrophotometry

導(dǎo)數(shù)光譜法測定復(fù)方氯霉素魚肝油搽劑中氯霉素的含量

multiple positive solutions of a semilinear fourth - order boundary value problem with first derivative

含一階導(dǎo)數(shù)的半線性四階邊值問題的多重正解

Determination of Sulfamethoxazole and Trimethoprim in compound Sulfamethoxazole tablets with first derivative spectra methods

一階導(dǎo)數(shù)光譜法測定復(fù)方磺胺甲噁唑片中磺胺甲噁唑和甲氧芐啶含量

Simultaneous Determination of Iron and Palladium in Electroplating Solution and Electroplated Layer by First Derivative Spectrophotometry

一階導(dǎo)數(shù)分光光度法同時測定記憶合金電鍍液和電鍍層中鐵和鈀

Determination of fleroxacin in its preparations by the first derivative spectrophotometry

一階導(dǎo)數(shù)分光光度法測定幾種制劑中氟羅沙星

Determination of Sulfamethoxazole in Compound Sulfamethoxazole Tablet by First Derivative Ratio Spectrometry

比值光譜一階導(dǎo)數(shù)法測定復(fù)方磺胺甲唑片中磺胺甲唑含量

Determination of norfloxacin loaded capsules by first derivative ultraviolet spectrophotometry

一階導(dǎo)數(shù)紫外分光光度法測定諾氟沙星膠囊的含量

Determination of compound benzoic acid tincture by dual-wavelength ratio coefficient spectrometry and first derivative spectrometry

雙波長倍率系數(shù)法和一階導(dǎo)數(shù)光譜法測定復(fù)方苯甲酸酊的含量

First derivative spectrometry for concentration determination of ofloxacin tablets

一階導(dǎo)數(shù)光譜法測定氧氟沙星片的含量

Determination of Flavonoids in Health Food Containing Propolis by the First Derivative Spectrophotometry

一階導(dǎo)數(shù)分光光度法測定蜂膠保健品中黃酮的探導(dǎo)

Determination of the content of quaternary ammonium chloride in 1210 disinfection liquid by the first derivative spectrophotometry

一階導(dǎo)數(shù)光譜法測定1210消毒液中季胺鹽氯化物的含量

Determination of Procaine Hydrochloride Injection by the First Derivative Ratio Spectrometry

比值光譜一階導(dǎo)數(shù)法測定鹽酸普魯卡因注射液含量

A mark used as a superscript to indicate the first derivative of a variable

撇號置于右上角的符號，用以標(biāo)明變量的第一個導(dǎo)數(shù)

Determination of Conjugated Diene in Gasoline by the First Derivative Spectrophotometry

一階導(dǎo)數(shù)分光光度法測定汽油中共軛二烯烴

Determination of Magnesium in Drinking Water by the First Derivative Spectrophotometry

一階導(dǎo)數(shù)吸光光度法直接測定飲用水中鎂

Studies on determination of growth hormone in PLGA microspheres by first derivative UV spectrophotometry

一階導(dǎo)數(shù)紫外分光光度法測定微球內(nèi)生長激素的含量

Study on simultaneous determination of copper and zinc by first derivative spectrophotometry

一階導(dǎo)數(shù)吸光光度法同時測定銅和鋅的研究

Determination of Ribavirin Eye Drops by First Derivative Spectrophotometry

一階導(dǎo)數(shù)分光光度法測定利巴韋林滴眼液的含量

Positive solutions for second-order m-point boundary-value problems with nonlinearity depending on the first derivative

非線性項依賴一階導(dǎo)數(shù)的二階m點邊值問題的正解

Determination of tretinoin in gel by the first derivative spectrophotometry

一階導(dǎo)數(shù)光譜法測定維甲酸凝膠的含量

Determination of Zinc in Nickel Plating Baths by First-Derivative Polarographic Method

電鍍鎳液中鋅的導(dǎo)數(shù)微分脈沖極譜法測定

Determination of nysfungin capsule by first derivative spectrophotometry

一階導(dǎo)數(shù)光譜法測定制霉素膠囊的含量

Simultaneous Determination of Lead and Tin by Using First-Derivative Polarographic Method

導(dǎo)數(shù)微分脈沖極譜法同時測定鉛和錫

Determination of paeonol of Eczema Spray by first derivative spectral

一階導(dǎo)數(shù)光譜法測定濕疹噴霧劑中丹皮酚的含量

Simultaneous Determination of M-Hydroxybenzoic Acid and P-Hydroxybenzoic Acid by First Derivative Spectrophotometry

一階導(dǎo)數(shù)分光光度法同時測定間位和對位羥基苯甲酸

Extraction of baseline of chromatography based on histogram of first derivative HPLC and neural networks

基于導(dǎo)數(shù)直方圖和神經(jīng)網(wǎng)絡(luò)的色譜基線提取算法

from the discontinuity problem of the first derivative

從不連續(xù)問題的一階導(dǎo)數(shù)

Continuity on First Derivative of Wave Function

關(guān)于波函數(shù)一階導(dǎo)數(shù)的連續(xù)性

The Quantitative Analysis Of 1-Naphthol-3, 6-Disulfonic Acid, Disodium Salt by First Derivative UV Spectrophotometry

一階導(dǎo)數(shù)紫外光譜法定量分析1-萘酚-3,6-二磺酸二鈉鹽