质子

Proton nuclear magnetic resonance (1H-NMR) was used to analyze a solution of the product in deuterated chloroform.

质子核磁共振是用来分析解决方案，该产品在氘氯仿。

A method was developed for synthesis of DBP catalyzed with non-proton acid and the result showed that aluminum oxide can be used to synthesize dibutyl phthalate characterized with high reaction activity,good selectivity and high rate of conversion,but less environmental pollution.

通过研究非质子酸催化合成增塑剂邻苯二甲酸二丁酯的方法，探讨了合成的最佳工艺条件。实验结果表明，Al2O3催化酯化合成邻苯二甲酸二丁酯具有反应时间短、反应活性和选择性好、产率高、无环境污染等优点、是理想的合成DBP的催化剂。

A, and H319A exhibited an injury of proton translocation ability and show a decrease in the coupling efficiency but not PPi hydrolysis. They also locate at one face of the helix wheel, implicating their involvement in proton translocation.

由此猜测，这三区具有维持稳定结构的功能。A305S， V308A， A310S， G316A与H319A仍保有活性但降低了偶合效率，且位在螺旋环柱的同一面，暗示这些胺基酸可能与质子运送有关。

With carbon fiber,graphite and PF resin powders as raw materials,a type of composite for polymer electrolyte membrane fuel cell was obtained by hot-pressure molding.

以碳纤维、酚醛树脂以及石墨为原料通过热模压成型得到一种质子交换膜燃料电池双极板材料。

The study focuses on transport phenomena of cathode gas diffusion layer of PEM fuel cell by using two-phase flow model. Liquid water saturation and oxygen concentration profile in gas diffusion layer and polarization curve are investigated by numerical simulations.

本研究主要探讨质子交换膜燃料电池阴极气体扩散层内的两相流传输现象，利用数值方法求解出燃料电池阴极气体扩散层内液态水饱和度分布、氧气浓度分布以及性能曲线。

It is shown that either the deep Compton or the double photon production processes can be used to probe the structure of photon and proton, as well as to test the mechanism of quark and gluon fragmentation to photon.

我们证明了，在HERA条件下，无论是深度Compton过程，还是双光子产生过程都能够用于研究光子、质子的结构函数，以及研究夸克或胶子的光子碎裂机制。

We shall see later that gluons are essential to the dynamics of the quarks inside the proton.

后面将会看到，胶子对于质子内夸克的动力学机制来说是必需的。

In simplest terms, the proton comprises three quarks with gluons zipping between them to convey the strong force.

简单来说，质子由三个夸克和拉紧它们的胶子组成来传送强力。

Physics the interaction that binds protons and neutrons together in the nuclei of atoms; mediated by gluons.

使质子和中子在原子核中结合的基本粒子间的相互作用；以胶子作为媒介。

In simplest terms, the proton comprises three quarks with gluons zipping between them to convey the strong force.

最简单地说，质子含有三个夸克和胶子，胶子快速穿梭于夸克间来输送强力。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。