has-been的例句大全

The optimal number of sites for atmospheric monitoring using characteristic analysis method and a realization of MATLAB ( MATrix LABoratory) language has been proposed and introduced.

提出了运用特征分析方法优化大气监测布点，并介绍了该方法的MATLAB语言实现过程。

Compared with those traditional technologies, recirculating aquacultural technology has obvious advantages on resource demands, environmental protection and production ability, which have been leading to more and more attractions and applications worldwide to achieve sustainable productions.

与传统养殖方式相比，封闭式的循环流水水产养殖模式在资源需求、环境保护、生产能力等方面具有明显优势，已成为越来越多国家实现可持续发展的选择。

As is so often the case, Google's new effort directly competes with a product from archrival Apple, whose Apple TV has been doing something similar for years using a technology called AirPlay.

和通常情况一样，谷歌的新尝试直接与它的主要竞争对手苹果的一款产品形成了竞争。多年来，苹果的苹果电视（apple TV）一直在利用一种名为AirPlay的技术实现类似的功能。

Archrival Domino's Pizza DPZ-0.29% has been discounting aggressively, and, for example, is currently offering pizzas with two-toppings for$ 5.99.

它的主要竞争对手达美乐披萨（Domino’s Pizza）现在正搞着火爆的促销活动：店内的双层配料披萨只售5.99美元。

It's set a higher request to researching in performances of the most popular architectural material& concrete with the development of capital construction, and the strength has been one of the most important mechanical property.

基本建设的高速发展，使得人们对当今使用最广泛的建筑材料&混凝土的性能研究提出了更高的要求，而这其中强度是首先需要考虑的力学性能指标。

Study has been made on synthesis and preparation of aqueous polyurethane ( polyurethane/ polyacrylate) elastic resin and its architectural waterproof coating.

研究水性聚氨酯（PU）弹性树脂、水性聚氨酯/丙烯酸酯（PU/PA）复合弹性树脂及其建筑防水涂料的合成与制备。

Carbonic anhydrase ( CA, EC 4.2.1.1), a zinc-containing metalloenzyme, the enzyme has been found in most organisms including animals, plants, archaebacteria, eubacteria.

碳酸酐酶（Carbonic anhydrase，CA，EC4.2.1.1）是一种含Zn~（2+）金属酶，它广泛的存在于动物、植物、细菌和微生物中。

The pre-stressed arch truss string structure is one of the new pre-stress steel structure styles, because it possessed of rational mechanical feature, it has been used in many national and foreign engineering practices.

预应力张弦拱桁架结构是一种新型的预应力钢结构形式，由于其受力合理的特点在国内外工程实践中得到了较多应用。

Aimed at the two types of high speed railway long span steel bridge-slab truss composite system and arch truss composite system, an analysis of random vibration response of time dependant train bridge system has been made in detail.

本文针对高速铁路大跨度钢桥板桁或拱桁组合体系两种主要桥式，对列车与桥梁时变系统的随机振动响应作了较详细的分析。

A 500-year-old arch door on the Great Wall has been reduced to ruins in north China's Shanxi Province after a strong gale hit last week.

上周，一场罕见大风导致中国北方山西省的长城一座拱门倒塌成为废墟，该拱门已有500年历史。

Based on the formation of an ion-association complex of bismuth(ⅲ) with potassium iodide and rhodamine 6G in an acid medium and in the presence of arabic gum, a highly sensitive spectrophotometric method has been developed for the determination of Bi.

本文研究了在酸性介质中，铋（Ⅲ）-碘化钾-罗丹明6G-阿拉伯胶体系的离子缔合显色反应.提出直接在水溶液中光度测定微量铋的高灵敏度方法。

Through an analysis of dynamics of groundwater,-we have studied the structure, occurrence, runoff and changes with space and time of karst aquiferous system. The model of groundwater planning and management has been designed.

从分析研究区域内岩溶地下水的动态特征入手，对岩溶含水系统的结构、地下水赋存、径流及时空变化进行了研究，研制了水资源规划及管理模型；

Our plan has been approved by the school authorities.

我们的计划得到校方的批准。

A second puzzle is why the effect has not been arbitraged away.

第二个谜团是，（财富）效应为什么不能产生持久的套利机会。

For example, in California only criminal cases in which capital punishment has been imposed are appealable as of right to the state supreme court.

例如，在加利福尼亚州只有被判处死刑的刑事案件才有权被上诉到州最高法院。

Concentrative accounting system is one of the basic forms of accounting appointive system. It has been carried out gradually everywhere.

会计集中核算是会计委派制的基本形式之一，各地已逐步推开。

Austrian apprenticeship vocational education and training is an important part in Austrian middle vocational education and training, and the reformation of it has been became a key realm in order to promote the development of vocational education and training in Austria.

学徒制是奥地利中等职业教育体系重要组成部分，是奥地利职业教育改革与发展的重要领域。

Now that our plan has been approved by the school authorities, let's go full steam ahead with it.

现在我们计划已得到校方的批准，让我们以最快的速度来执行吧！

Calculating the minimum Connected Dominating Sets has been proven to be a NP complete problem, so heuristic method is often used to calculate approximatively the optimal solution as the most common means.

最小连通支配集的求取已经被证明是NP完全问题，现在最通用的手段是通过启发式的方法求得最优解。

Until I was introduced to UNT by my mother, who has been religiously using the AQUA FORTIS and EX WHITE for a number of months.

直到我妈妈介绍UNT给我，她之前已经死忠的使用UNT的玻尿酸保湿精华液和传明酸美白精华液数个月。