N的例句大全

Mathematical Model of Applying N, P, K and Zn Effect on Common Beet Root Yield

磷氮钾锌四种肥料对甜菜根产量反应的数学模型

Polymer Supported Dibenzo 18 C 6 Catalyzed Synthesis of n Butyl Benzoate

高分子二苯并-18-冠-6催化合成苯甲酸丁酯

Under above conditions, the yield of n amyl benzoate reached 96.7%.

上述条件下，苯甲酸戊酯的产率可达967%。

And explored were the optimal synthesis conditions for 4-( N-carbazole methyl) benzoic acid and carbazol-containing acylhydrazone Schiff bases.

探索了合成4-（N-咔唑甲基）苯甲酸和含咔唑基的酰腙类希夫碱的最佳反应条件。

STUDIES ON PHOSPHORUS SUBSTITUTED UREA COMPOUNDS(ⅰ)& Syntheses and Properties of N ′-benzoyl thiophosphoryl urea

脲系磷化合物的研究（Ⅰ）&具有对称磷结构的烷氧基-N′-苯甲酰基硫代磷酰脲的合成和性质

The effects of vineyard grass covering with alfalfa ( Medicago sativa) on total N, free amino acid composition, protein and Vc contents of grape berry and wine in grape cultivar Cabernet Sauvignon, were studied in comparison with clean tillage.

研究了赤霞珠葡萄园行间播种紫花苜蓿对葡萄果实与葡萄酒总氮、游离氨基酸、蛋白质、Vc含量及葡萄酒理化指标等的影响。

Through the research of binomial probability distribution function ( PDF), it has been proved that the PDF is a monotone increasing function of probability p and allowable failure time r in test, and is a monotone decreasing function of test time n.

通过对二项分布函数的研究，证明它是关于概率p和试验中允许失败次数r的单调增函数，是关于试验次数n的单调减函数。

Three methods-structural volume, binomial formula and definite integral-can be employed to derive the formula for the snm of the K power of positive N term integer. The calculation can be made on the basis of them.

用构造体积、应用二项式定理、利用定积分的三种方法，导出正整数前n项k方和公式，并对此进行推算。

The results suggest that in order to estimate the confidence interval of the number of species and biomass, a larger sample size ( e.g. n ≥ 50) is needed.

结果说明，要估计一个变量的置信区间，需要有足够大的样本含量。

Effects of water and N supply on maize bleeding sap and its nutrient contents

水、氮供应对玉米伤流及其养分含量的影响

W option – Writes can be blocked until the operation propagates to n servers in the set.

w选项&写操作可以被阻止，直到这个操作传播到集合内的多个服务器。

Leaf N, P and K were higher of blueberry cultured on dark brown forest soil and meadow bog gleyed soil.

N、P和K含量在暗棕色森林土和草甸沼泽地土壤上较高；

Cr-Cu-N films were deposited using low energy ion beam assisted magnetron sputtering ( IBAMS). The effects of copper and bombardment energy on structure, hardness and fracture toughness of the films were studied.

应用低能离子束辅助磁控溅射（IBAMS）沉积铬-铜-氮薄膜，研究了铜含量和轰击能量对薄膜结构、硬度和断裂韧度的影响。

The main conclusions are: groundwater flux of NO 3 N was 30.06% of total terrestrial flux; groundwater flux of nutrients is an important borderline condition for the marine environmental evaluation.

结果表明，1999年5月下旬地下水向海洋输送的NO3N占整个陆源输入量的30.06%，说明地下水向海洋的营养盐输送量是海洋环境评估的重要边界条件。

Effect of Boric Fertilizer in Double low Repe Field on the Contents of N.P.K and B of Soils

本文内容包括三个方面：双低油菜施硼对土壤氮磷钾硼含量的影响

The contents of N and K of soils were going up as the increase of boric fertilizer levels in ripening stage.

成熟期土壤含N、K量随施B量增加而增加。

The ( p, q) forms of the Bounded Region with C ￣ 2-boundary in C ￣ n

C~n中具C~2边界的有界域上的（p，q）形式

Based on the field surface shallow flow experiments, the roughness coefficient value ( n) on different land have been quantitatively demonstrated by changed Manning Formula in this pa-per.

在野外小区径流实验基础上，通过经转换的曼宁公式，对不同坡地地表的糙率系数n值进行了定量研究。

There was a positive correlation between GPDA and N acetyl � � D glucosa minidase ( NAG ), urine minimal albumen ( UmA ).

尿GPDA与N乙酰βD氨基葡萄糖苷酶 ( NAG ) 和尿微量白蛋白 ( UmA ) 呈显著正相关.

Measurement of pressure Broadening Coefficients of~ ( 15) N~ ( 16) O by Intracavity Laser Magnetic Resonance with a CO Laser

利用内腔激光磁共振实现对~（15）N~（16）O分子压力增宽系数的测定