nna

美 　英

• 網(wǎng)絡(luò)國(guó)家通訊社(National News Agency)；神經(jīng)網(wǎng)絡(luò)算法(Neural Network Algorithm)；中子激活分析法

例句

Using the NNA, the designed filter coefficients can be obtained from the specified amplitude-frequency responses.

根據(jù)給定的幅頻響應(yīng)指標(biāo)，按該算法可獲得濾波器系數(shù)。

Objective: To observe the protective effects of nitric oxide synthase inhibitor (L-NNA) on cerebral ischemia in rats.

目的：觀察一氧化氮合酶抑制劑硝基-L-精氨酸（L-NNA）對(duì)腦梗死大鼠的影響。

pinched and annoyed though she may b-is nna prep you for surgery today.

痛苦和煩惱不過(guò)她也許要為今天的手術(shù)給你做準(zhǔn)備

In portal hypertensive rats L - NNA could significantly decrease gastric mucosal blood flow (GMBF) and gastric adherent mucus ( GAM )(P05).

NNA能明顯抑制門(mén)脈高壓大鼠胃粘膜血流、胃壁結(jié)合粘液量（P0.05）。

According to the amplitude-frequency response characteristics of 2-D FIR linear-phase filters , the NNA is established .

通過(guò)分析二維FIR線性相位濾波器的幅頻響應(yīng)特性，建立了神經(jīng)網(wǎng)絡(luò)算法。

NNA; International Expert Meeting on the Assessment of Technology Needs for Sustainability;

評(píng)估可持續(xù)能力的技術(shù)需要國(guó)際專家會(huì)議；

Application Research of Synthetic Evaluation Methods of Engineers Technology Based on NNA

基于神經(jīng)網(wǎng)絡(luò)算法的工程技術(shù)人員綜合評(píng)價(jià)方法的應(yīng)用研究

Effects of L-NNA on neuron apoptosis after focal cerebral ischemiain rabbits

L-NNA對(duì)兔局灶腦缺血后腦細(xì)胞凋亡的影響