首先

In accordance with a class of affine nonlinear system, the control law scheme is designed directly.

首先对于一类离散的仿射非线性系统，设计了一种直接得到控制律的控制方案。

At the same time, the conditions of affine transform approximation are given in this chapter.

第三章在仿射模型的基础上，首先从函数空间的角度建立起不变特征提取的模型，将不变特征提取归结为寻找具有特殊性质的核函数。

First of all, Beijing's housing prices to change, which is in the affirmative.

首先，北京的房价变化，这是肯定的。

In order to find the reasons, we first investigated the distribution of the geothermal stations and the water extraction in the whole Shenzhou city and its vicinity, then investigated the oil extraction and water afflux in North China Oil Field.

为解释该趋势下降的原因，首先对深州市及其周边地区地热开采点的空间分布及地下热水开采量进行了详细调查，而后对华北油田采油和注水情况进行了了解。

This paper firstly discusses those four affreightment businesses concepts and characteristics, and emphasizes the question of apportionment of expenses so as to convenience the research later.

文章首先对这四种租船方式的概念、特征做了分析，并着重论述各项费用的分摊问题，以便为下面的研究打下基础。

We carry on a processing to the oil extraction waste water, instead in return to affusion, then not only will they satisfy the affusion of water which increase increasingly in the process of the extraction of the oil-field, but also can save the water resources and reduce pollution of the environment, bring an economic performance for the oil-field, its advantageous to the oil-field can keep on a development.

试验后水质明显改善，符合辛一站的水质标准。本论文的实验研究工作在胜利油田辛一站进行，首先分析了辛一站的采油废水的性质，用悬浮污泥过滤法简称SSF和超滤膜过滤法2种方法，分别进行了辛一站采油废水处理试验。

If you are trying to swim you must believe that the sea is going to keep you afloat.

如果你想游泳的话，你必须首先相信海水能让你浮起来，对吧。

Association for their generous hospitality in welcoming me here, I am the director of WWF's Education for Nature Program, we support people in Afric, Latin America, and Asia to study conservation. With our partner, the Alcoa Foundation we are very pleased to support this very important meeting.

首先感谢云南省交通运输行业协会的热情邀请让我有机会来到这里，我是世界自然基金会自然教育项目部主任，我们和我们的合作方美国铝业基金会共同支持非洲、拉丁美洲、亚洲的环保事业。

It is Wagner who first demonstrated the essential fusion of racial and religious feeling in Afro-American poetry.

是Wagner首先揭示了美国黑人诗歌中种族与宗教感情的实质性关联。

These and other misunderstood quotations have enfeebled rather than strengthened the tradition of the order, which holds that from the days of the great Prophets there has been, if not an uninterrupted, at least a moral succession of hermits on Carmel, first under the Old Dispensation, afterwards in the full light of Christianity, until at the time of the Crusades these hermits became organized after the fashion of the Western orders.

这些和其他人误解的报价已enfeebled而不是强化传统的一声令下，其中认为，从几天的伟大先知已，如果不是一个不间断的，至少在道义上继承隐士对焦糖，首先根据旧省却随后，在充分肯定的是基督教，直到当时的十字军东征这些隐士成为有组织后，时装的西部命令。

I will endeavour to find you some assistance.

我尽力帮你找人帮忙。

At first I only know bruck is the idol of American younglings, afterwards I returned back to Taiwan ,even in Beijing last year ,I saw her poster everywhere, I was so surprised at her charm.

起初我只晓得布鲁克雷德丝是美国少男少女崇拜的偶像，后来回台湾，甚至去年在北京，居然也四处看见她的海报，才惊讶她的魅力之大。