先的例句大全

Firstly, aiming at the disadvantage factors such as great length, thin earth covering, loose aquiferous ground, and strict requirement for settlement, construction technique of Underpass Bridge jacking is introduced in detail.

首先针对地道桥顶进长度大、覆土厚度薄、地层软弱、地面沉降控制要求严等不利因素，详细介绍了地道桥顶进的施工技术。

Participants were required to identify the unique letter in the stream of Arabic numerals ( T1), and then completed a feature search task ( T2).

要求被试首先辨认数字序列中包含的字母（任务一，T1），随后完成特征搜索任务（任务二，T2）。

After simulation test and study on the construction of long span stone arch bridge, it is understanded that the combined effect between arch ring and arch center formed in advance is clear and the stress of arch ring is closely related to the process of construction.

施工模拟试验表明，特大跨径石拱桥在分环分段砌筑时，先期形成的拱环与拱架的联合作用明显，拱圈应力与施工过程密切相关。

Archaebacteria, the ancestor of eukaryotes?

原细菌是真核细胞的祖先吗？

Signal recognition particle ( SRP) pathway is a highly conserved pathway for protein targeting, and was found sequentially in eukaryotes, prokaryotes and archaebacteria.

信号识别颗粒（Signal recognition particle，SRP）途径是一个高度保守的蛋白靶向途径，先后在真核生物、原核生物和古细菌中被发现。

The fossil consists of a complete skull of an archaeocyte, an extinct group of ancestors of modern cetaceans.

这块化石有一个完整的头盖骨，这是一群现代鲸鱼已经灭绝的祖先。

Cosmology inquires arche of all things, it is in search of basic element which constitutes them, while ontology inquires the principle and nature of all things.

宇宙论探讨的是万物的本原问题，寻找的是时间上在先的构成万物的基本元素，而本体论要探讨的是万物的原则和本质问题。

Should first determine whether the snake bite.

首先应判断是否为毒蛇咬伤.

Old gentleman begins to run then, fly also like flee for one's life.

老先生于是拔腿就跑, 飞也似的逃命.

Build fair market competition system, should build the platform that invite public bidding bids above all.

建立公平的市场竞争体系, 首先应建立起招标投标的平台.

Towards North Korea , too, Mr Obama has dangled the prospect of bilateral talks and closer engagement.

奥巴马提议就核问题举行谈话,并取消伊朗必须首先放弃铀浓缩的前提条件.

Bimetal casting radiator combines the advanced technology & elegance design.

双金属压铸散热器将先进技术 与 优雅设计紧密结合中.

A new physical explanation is given to the unified yield criteria presented early by author.

本文阐述了应力偏量的三种分解形式,给作者早先提出的统一屈服准则以新的物理解释.

Candidate with digital video, computer network experience is preferred.

有数字视频 、 计算机网络类行业经验者优先.

Bismuth oxide is a advanced functional powder material having wide application perspectives.

氧化铋是一种先进的功能粉体材料,应用前景广阔.

To call Mr. B a perfect fool is laying it on a bit thick.

称呼B先生是十足的笨蛋,未免有点夸大其词.

Blowing out his rare moustache Mr Deasy halted at the table.

迪希先生吹着他那稀疏的口髭,在桌前站住了.

Valves in the heart may not close properly and let blood leak backward.

首先心脏的瓣膜可能不能正常闭合,进而导致血液反向渗漏.

First, the thesis makes a comparison of other fouling monitoring systems and optimized soot blowing systems.

本文首先介绍了锅炉受热面灰污对锅炉系统经济性和安全性的影响,提出了优化吹灰的概念.

The two major clinical manifestations include permanent congenital heart block and transient skin lesions.

两种主要临床表现包括永久性先天性心脏传导阻滞和暂时性皮肤损害.