Signal sparse representation or the optimal N-term approximation is one of the important problems, which is applied to many areas such as the data compression, denoising.
信号的稀疏表示或最佳n -项逼近是数据压缩、噪声抑制等众多应用中的一个重要问题。
The term localization is often abbreviated as l10n, because there are 10 letters between the "l" and the "n."
本地化这一术语常被缩写为l10n，这是因为在字母 “l”和 “n”之间共有10 个字母。
Results showed that long term application of NPK fertilizers or manure could increase soil biomass-N, especially the effect of manure on biomass-N was obvious.
结果表明，长期施用有机肥或化肥均能增加土壤生物量氮数量，尤以有机肥的作用明显。
The integral N-S equation is regarded as a special diffusion equation and the pressure term, convective term are regarded as source terms.
将此N S方程看作一个特殊的扩散方程，将压力项与对流项看作是源项，得到一个积分方程。
The calculating error may be reduced by increasing the number N of term in series. The calculated results are compared with those in references.
这种方法可以通过改变计算式中级数的项数N来提高计算精度，文中进行了实际计算并将数值与已发表的文献进行了比较。
P had more important effects on corn qualities than K. Compared with CK, long-term N-applying only could improve the corn nutrition, but decrease the flour ash content and starch viscosity.
长期单施氮肥较不施肥的对照（CK）玉米籽粒营养品质有一定的改善，但籽粒粗脂肪含量和淀粉粘度有不同程度的下降。
AIM: to observe the long-term expression of N-methyl-D-aspartate (NMDA) receptor during the hippocampal development of neonatal rats with hypoxic-ischemic brain damage.
目的：观察新生大鼠缺氧缺血性脑损伤后，海马发育过程中N -甲基- D -天冬氨酸受体的远期表达变化。
The N-S equation's convection term and dissipation term are discretized using the third-order upwind compact scheme and the fourth-order central compact scheme, respectively.
方程的对流项和扩散项分别采用三阶迎风紧致格式和四阶中心紧致格式离散。
Objective to investigate the role of peripheral N-methyl-D-aspartate (NMDA) receptors in the long-term hyperalgesia induced by peripheral injection of formalin in rats.
目的观察外周n -甲基- D -天门冬氨酸(NMDA)受体对福尔·马林外周注射所致长时程痛敏的作用。
To ensure that we make use of optical fiber, finished product KFRP can sustain tension from the long-term tension 40 N, short-term 80 N, improve long-term 60 N, short-term 100 N.
以确保使用我司KFRP做成的成品光缆，能承受拉力从最初的长期拉力40N短期拉力80N，提高至短期拉力60N，长期拉力100N。
Soil acidification, as influenced by N-fertilizer, stubble management and crop rotations, was investigated using soil samples from a long-term rotation trial at Tarlee, South Australia.
用南澳大利亚Tarlee地区一个长期田间试验的土壤样品研究了轮作措施、氮肥施用和残茬管理对土壤酸化的影响。
Soil acidification, as influenced by N-fertilizer, stubble management and crop rotations, was investigated using soil samples from a long-term rotation trial at Tarlee, South Australia.
用南澳大利亚Tarlee地区一个长期田间试验的土壤样品研究了轮作措施、氮肥施用和残茬管理对土壤酸化的影响。
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