1.
Effect of C、N on Stacking Fault Probability and Hrem Characterization of Microstructures in Fe-Mn-Si Alloy;
C、N元素对Fe-Mn-Si合金层错几率的影响和微结构的HREM表征
2.
In fact it requires at least n generators.
事实上，它至少要有n个元素。
3.
Studies on Assignment of N、P、K、Ca、Mg in Orchard Ecosystems;
果园生态系统营养元素N、P、K、Ca、Mg分布的研究
4.
δ~(15)N and Trace (Macro) Elements in Groundwater in Jinfo Mountains;
金佛山地区地下水δ~（15）N及微（常）量元素研究
5.
Analysis on the Transfer of Nitrogen,Sulfur and Arsenic in the Process of Wet-feed Entrained Flow Pressure Coal Gasification
湿法气流床煤气化过程中N、S、As元素的迁移分析
6.
STUDY ON FORMING TUFF OF NO-SOIL TUFFOF N.P.K
N、P、K三种元素对无土草坪成坪的影响
7.
The Resistant to PVY~N and Defensive Enzymes of Tobacco Induced by Iron
铁元素诱导烟草抗PVY~N的调控作用研究
8.
The identity matrix of dimension N is a square matrix which contains ones along the diagonal and zeros in all other positions.
使这个n维矩阵的一个对角线上的元素为1，而其他位置为0。
9.
Let us suppose that with n objects and only wish to arrange a row of r of them. (r≤n).
我们考虑从几个元素中只取r个（r≤n）排列一行的情形。
10.
Effect of Element Sulphur and Dicyandiamide on Leaching Loss of NO_3～--N from Vegetable Soil;
元素硫、双氰胺及其组合对蔬菜地土壤NO_3～--N淋失的影响及机理研究
11.
The Accumulation and Transfer Processes of Nutrient Nitrogen at the Sediment-water Interface in the Yangtze Estuarine Tidal Flats;
长江口潮滩沉积物—水界面营养元素N的累积、迁移过程
12.
The Effect of Interstitial Elements (H, N, O) on the Microstructure and Mechanical Properties of the Casting Titanium Alloy;
间隙元素（H、N、O）对铸造钛合金组织和力学性能的影响
13.
The Physiological, Biochemical and Molecular Mechanism of Mineral Elements Regulating Tobacco Resistant to PVY~N
矿质元素调控烟草抗PVY~N生理生化及分子机制研究
14.
The Preparation and Photocatalytic Activitiy of Nonmetal (N, S) Doped Nano-TiO_2
非金属元素（N、S）掺杂纳米TiO_2的制备及光催化性能研究
15.
Effect of Al element on microstructure and mechanical properties of Zr-Si-N composite films
Al元素对Zr-Si-N复合膜的微结构与力学性能的影响
16.
Influence of Carbon on Microstructure and Electrical Properties of N-type a-Si∶H Films
C元素对N型a-Si∶H薄膜微结构及电学特性的影响
17.
Study on the Physiological and Biochemical and Signal Substances in Tobacco Induced with Copper against PVY~N
铜元素诱导烟草抗PVY~N相关生理生化及信号物质的研究
18.
Determination of 30 major and trace elements in soil samples by X-ray fluorescence spectrometry
X射线荧光光谱法测定土壤样品中C和N等30个主次痕量元素