Their toxicity and stability have been studied.
对新提物的毒性及稳定性进行了研究。
The economics are sound. They have been studied and published.
从经济学角度看是合理的，这已进行过研究并发表过结果。
The strength and stiffness of mill housing have been studied.
本文对轧机机架的强度和刚度进行了研究。
In this paper, all these barriers have been studied and analyzed.
本文对这些障碍进行了初步的分析。
The self-similar sets satisfying the open condition have been studied.
讨论了满足开集条件的自相似集。
The short medium term variations of these anomalies have been studied.
本文在此基础上，研究了这些异常在一年内的中短期变化。
The composition, preparation technology and condition have been studied.
较全面地探讨了锂-钙基脂的组成、制备工艺和条件。
In this paper, the effects of urea on pack boronizing have been studied.
研究了尿素对固体渗硼的作用。
So far, over ten fishes have been studied in more than twenty count-ries.
目前已有十多个国家对十几种鱼类进行了这一研究。
Therefore, a number of low molecular weight SOD mimics have been studied.
因此，对具有SOD活性的小分子化学物质，即SOD模拟物的研究受到重视。
The factors influencing adhesive quality have been studied in this paper.
本文研究了影响胶粘剂质量的各种因素。
They have been studied carefully by lovers of art from all over the world.
它们都已经被来自全世界的艺术爱好者仔细学习研究过。
The pitting corrosion of the fresh stainless steel surface have been studied.
研究了不锈钢去膜表面在氯化镁介质中的点腐蚀现象。
The effects of viscosity and temperature on pore structure have been studied.
研究了粘度、温度与孔结构的关系。
The elements which have been studied most are those from gadolinium to thulium.
研究得最多的是从钆到铥之间的元素。
A number of rather exotic ferromagnetic materials have been studied to this end.
为此，研究了许多颇为奇特的铁磁材料。
The elements which have been studied most are those from gadolinium to thulium .
研究得最多的是从钆到铥之间的元素。
In this paper, the theorems of term-by-term integration have been studied further.
本文进一步研究了函数项级数的逐项积分定理。
The structure, conductivity and catalytic activity of LaSr-Co-O have been studied.
对钴酸锶镧的结构、导电性及催化活性等进行了研究。
Parabolas have been studied for millennia, and their properties are well understood.
人类已经研究了抛物线近千年，对它的性质理解的很透彻。
However only steady and mean flow state have been studied for a long period of time.
在很长的一段时间内，人们对上述流态的了解仅限于定常的或时间平均的流态。
The direct effect of ethylene on lipase activity and its mechanism have been studied.
研究了乙烯对脂肪酶活力的直接作用及其机理。
The formulation, technical condition and product properties have been studied initially.
对配方、工艺条件及产品性能进行了初步研究。
The formation mechanism and influencing factor of the duplex structure have been studied.
探讨了这种复相组织的形成机理和影响因素。
In this paper, the polarographic behavior and polarographic properties have been studied.
本文研究了镉试剂的极谱行为和极谱波性质。
The structure and mechanism of the new equipment have been studied chiefly in this thesis.
本文就该新技术装置的结构及作用机理开展研究。
The treatment conditions of sample and the characteristic concentration have been studied.
对样品处理条件、特征浓度进行了考察。
Various combinations of CPT-11 have been studied resulting in a very decent response rate.
开普拓的各种联合化疗方案均显示了相当好的缓解率。
As one kind of prefabricated language, idioms have been studied all the time in lexicology.
作为一种预制性语言，习语一直是词汇学研究的重点之一。
As one kind of prefabricated language, idioms have been studied all the time in lexicology.
作为一种预制性语言，习语一直是词汇学研究的重点之一。
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