前言

Some nickel coated copper powders were prepared by electroless plating with hypophosphite and hydrazine as reducing agents respectively.

1前言金属镍粉、铜粉是冶金、机械、化工、电子等行业中应用较广的一类材料[1~3]。

The results show that Ce2(CO3)3 powder can increase the combustion process of pulverized coal,and lower its ignition point temperature.

1前言提高煤的燃烧效率和降低污染物排放是煤炭能源高效利用的关键。

Based on this,the characteristic and development trend of the modern electronic ignition system are summed up.

0前言随着人们对汽车使用的要求不断提高和计算机技术及控制理论的发展，汽车电子化程度越来越高。

In the introduction, the concrete problems and theoretical and practical meanings are introduced.

本文的前言部分介绍了研究的具体问题以及理论与实际意义。

Introduction: My father seemed inappreciable to me for years.

前言：从小到大，父亲在我眼里，好像是微不足道。

I am sorry, just see the mail, Oh, while you write incoherently, but still to understand what you mean, from the day you know, there is no impulse to want to be your love, I am sorry I am so in straightforward, But love does not insist that things come!

我很抱歉，刚刚才看到邮件。噢，你写的前言不对后语，但仍然明白你说的意思。事实上，没有冲动的想成为你的爱。我很抱歉，直截了当的说，爱不是坚持的事情。

She thanked him incoherently, as if for a favor.

她前言不搭后语地对他表示感谢，好像受到了什么恩惠。

PrefaceAlong with the increasing of the magnetism function , rare earth permanent magnet is being applied extensively .

前言 随着稀土永磁合金性能的不断提高，稀土永磁体的应用日益广泛。

In this paper,elastic and inelastic response spectra are obtained based on the analysis of 110 near-field ground motion records.

前言在近年来的几次大地震中，近场地震动对结构都产生了不同于以往的显著影响。

In Lehman's foreword to the 1992 book, he noted that translations are ineligible.

在雷曼兄弟的前言1992年的书，他指出，翻译资格。

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。