The relationship between sound transmission and environmental adaptation of Lipotes vexillifer in captivity was preliminarily studied.

初步探讨了人工饲养条件下白鱀豚声音传播与环境适应的关系。

The cluster analysis for RAPD markers were made and it was found that the result could be preliminarily classified by parts of botanic characters.

通过对RAPD扩增位点进行聚类分析，发现以部分植物学性状等背景资料能对聚类结果进行初步的分类，并给予一定合理的解释。

Purification of waste gases containing toluene in low concentrations with high airflow load was preliminarily investigated by using a biotrickling filter.

采用净化甲苯专用菌种对生物膜填料塔净化处理高流量负荷下低浓度甲苯废气的技术进行了初步实验研究。

We circle on every page of your favorite career, teacher again depending on the type of the most professional circle to preliminarily determine our ideal career.

我们在每一页上圈出自己喜欢的职业，老师再根据圈的最多的职业类型来初步确定我们理想的职业。

A recent investigation of the environmental Protection Agency shows that the serious pollution problem of Taihu Lake has preliminarily been brought under control.

国家环保局最近的一次调查表明华东主要湖泊太湖的严重污染问题已初步得到了控制。

The defects in stainless steel overlay of hot-wall hydrogenation reactor were preliminarily analyzed. Maintaining the reactor in service with defects was suggested.

对加氢热壁反应器不锈钢堆焊防护层的缺陷状况进行了初步分析。对保留缺陷的在役使用。提出了建议。

Objective To study the effect of Meglumine(NMG) on several correlated parameters in rats exposed by cisplatin(CP), and preliminarily approach its possible mechanism.

目的观察葡甲胺（NMG）预处理对染铂（CP）大鼠肾损害相关指标的影响，初步探讨其预防机理。

The contents of nutritional and functional components of walnut kernel pellicle were analyzed preliminarily by using conventional and instrumental analytical methods.

采用常规和仪器分析方法对核桃内种皮中一些营养和功能成分含量进行了初步分析测定。

This paper reports the pathomorphological classification and the incidence of chicken's organic diseases in Nanchang, also preliminarily approaches into their causes.

本文报道了南昌地区屠宰鸡心肝脾等器官病的病理形态学分类与发生情况，并对其发生原因进行了初步分析探讨。

The paper discusses this strategy preliminarily from the following respects such as implement foundation, global challenges, implementing countermeasures and prospects.

本文从实施基础、面临的挑战、实施对策和发展前景等方面对该战略进行了初步探讨。

This paper preliminarily presents the concept of artificial neural networks and explains how to use this technology, focusing on the study of echolocation calls in bats.

本文概括地介绍了人工神经网络的概念以及这项新技术的研究方法，并且重点介绍了它在蝙蝠回声定位叫声识别方面的应用。

SLON-100 vertical ring pulsating high magnetic separator is used to do the experiment of the wet HGMS preliminarily desulphurization and demineralization of coal powder.

利用SLon-100立环脉动高梯度磁选机对煤粉进行了湿法磁脱硫、脱灰的试验研究。

In this research, we used H2O2 as oxidative damaging agent to observe the antioxidative effect of PMPH in vitro, and its action mechanism was also preliminarily explored.

本研究采用体外实验的方法，以过氧化氢（H_2O_2）为氧化损伤剂，从细胞和分子生物学水平，对仙草多糖的抗氧化功能进行研究，并初步探讨了其作用机理。

The application of this software has shown that it is simple and easy to apply. The intelligent pressure vessel and pipeline flange clamp design was achieved preliminarily.

应用实例证明了该软件的实用性和易用性，初步实现了压力容器和管道法兰夹具设计的智能化。

This paper reports the self-gating by intense green light in optical Kerr shutter. The causes for the self-induced degeneration of the polarization are analysed preliminarily.

本文报导了在光克尔快门中强绿光自开门现象，初步分析了自感应退偏振的成因。

Photovoltaic devices were fabricated and characterized, and the effect of different preparation methods of Pt on performance were compared, and also was optimized preliminarily.

制备了光伏器件并进行了光电测试，比较了不同反电极制备方法对电池性能的影响，并进行了初步的优化。

It is to preliminarily discuss the definition, function, selection of mixing substance, the reason of tube breaking and its countermeasure in the experiment of preparing methane.

对甲烷制备实验中掺入物的界定、作用、选择和试管破裂原因及对策等方面进行了初步探讨。

Lastly, studies transportation characteristic of bed load sediment of upstream end before vegetation dam. Preliminarily clear sand-binding mechanism of vegetation "flexible dam".

最后对植物坝前上游段推移质泥沙的输移特性进行了研究，初步探明了植物“柔性坝”的固沙机理。

What′s more, according to the method of little disturbance, the simplified model of pitching and rolling plane is derived, so preliminarily combined control system can be designed.

同时采用小扰动法推导了俯仰通道和滚动通道的简化模型，为空气动力和姿控发动机推力复合控制系统进行初步设计提供了依据。

Experimental results show preliminarily that our open-loop method for obtaining gyro drift can meet the precision and speed requirements needed for initial alignment of INS in China.

实验证明，开环测漂方案既能满足精度要求，又能保证快速性，切合工程实际的需要。

The paper also preliminarily explained the reproductive hindrance of the reversal females and its causes, the occurence of very few females among the F1 offsprings of YY type females.

对转化雌鱼的生殖障碍及其原因，同时对YY型雌鱼的F1中出现极少数雌鱼的例外现象，作了初步解释。

The deposit genesis is preliminarily analyzed on the basis of the study on the ore geologic features, and the prospecting direction and prospecting criteria are proposed in this paper.

通过该矿床地质特征的论述，初步分析了矿床的成因，提出了该区找矿方向及找矿标志。

The episode of strong earthquake activities from 1897 to 1980 in the whole area have been demarked, and the dynamic implications of each seismic episode is also preliminarily analyzed.

对1897—1980年本区的强震活动进行了分幕，初步分析了各地震幕的动力学意义。

These results preliminarily showed that the PRLR gene is either a major gene that influences the prolificacy of Jining Grey goats or a molecular marker in close linkage with such a gene.

研究结果初步表明：PRLR基因可能是控制济宁青山羊多胎性能的一个主效基因或是与之存在紧密遗传连锁的一个标记。

Making up miniemulsions of Jin Long Oil with inversed phase emulsification is explored here. Through experiment, suitable emulsifier and corresponding temperature are found preliminarily.

探讨用反相乳化法制取金龙油的微小乳状液。通过实验，初步找到了可选用的乳化剂和相应的温度。

The fluctuant phenomenon of fluid circulation appears in the starting and working processes of two-phase capillary pumped loops(CPL). This problem was preliminarily studied by experiment.

对两相毛细泵环及其反向式蒸发器在启动和工作过程中出现的工质循环脉动现象进行了初步的实验研究。

The practical application and industrial investigation of metal magnetic liners have preliminarily showed the advantages of using metal magnetic liners in place of manganese steel liners.

通过对金属磁性衬板的实际应用和生产考查，初步表明了金属磁性衬板替代锰钢衬板的优越性。

Objective To compare the clinical effectiveness of fixations of odontoid process fractures preliminarily with anterior single one-threaded and double-threaded canulated compressive screws.

目的初步比较经颈前路单枚单头螺纹中空加压螺钉与双头螺纹中空加压螺钉内固定治疗齿突骨折的效果。

This article describes the clinical characteristics of this disease and preliminarily summarizes lab examinations, and analyzes therapeutic methods of this disease both in home and abroad.

本文系统描述了该病的临床特征，并初步总结了针对该疾病的特征性检查，分析比较了近期国内外对高度近视性斜视的治疗方法。

The equation has preliminarily supplied a theoretical foundation for design, manufacture, experiment and application of miniature flow control valve of the water jetting slit-cut equipment.

利用流体力学有关原理，导出阿基米德螺线槽流量特性方程，为水力喷砂割缝设备微型流量控制阀的设计、制造、实验、应用提供了初步理论依。