经济效益

Reproduction is a key process, which highly influences the economic efficiency of pig production. Traditional quantitative genetics plays a very important role in animal breeding. Selection for increased number of piglets born has been employed in pigs with only limited success because of the low heritability, the late expression in life and the sex-limited nature of reproductive traits.

中文题名猪ESR和FSH-β位点对猪繁殖性状的调控及其调控机理的研究副题名外文题名 Regulations of reproductive traits by ESR and FSH-β loci and the mechanisms involved 论文作者李凤娥导师熊远著院士学科专业动物遗传育种与繁殖研究领域\研究方向猪的分子遗传育种学位级别博士学位授予单位华中农业大学学位授予日期2002 论文页码总数115页关键词猪繁殖性状馆藏号BSLW /2003 /S828 /2 繁殖是养猪生产过程中的关键一环，该环节成功与否直接影响整个养猪业的经济效益。

In the article,the author mainly analysed that by using shadow price,and through the variety of the constrained conditions, the policymaker would find the means to inerease economical benefits.

重点分析了利用"影子价格"的概念，通过对约束条件的变化，为决策者提供增加经济效益的途径和方法。

Since project of system of 3 north shelter-forest, shaanxi saved zoology environment construction to obtain enormous social beneficial result and economic benefits.

自三北防护林体系工程建设以来，陕西省生态环境建设取得了巨大的社会效益和经济效益。

"3 North " shelter-forest project makes environment of modes of life and relation to their environment of 3 north zone gets clear improvement, produced remarkable society and economic benefits.

"三北"防护林工程建设使三北地区生态环境得到明显改善，并产生了显著的社会和经济效益。

I hope our legislators not to enact legislation to protect wildlife treasure, but also to the ordinary animals around us a strong shield law, and economic benefits of eco-efficiency of harmony and unification.

所以希望我们的立法者不仅仅要立法保护珍惜野生动物，还要给我们身边的普通动物一个坚固的法律的盾牌，实现生态效益与经济效益的和谐统一。

Therefore hoped we the legislator not merely mustlegislate the protection to treasure the wild animal, but also mustgive us the side an ordinary animal firm law shield, the realizationecology benefit and the economic efficiency harmonious unification.

所以希望我们的立法者不仅仅要立法保护珍惜野生动物，还要给我们身边的普通动物一个坚固的法律的盾牌，实现生态效益与经济效益的和谐统一。

Synthetic using egg shuck and membrane will enhance economy benefit greatly and it will reduce environment pollution.

我国养禽数量多、蛋壳产量巨大，蛋壳膜的综合利用将大幅度提高蛋品工业的经济效益，减少环境污染。

Cause and basis for reforming the middle pressure s hi ft saturation column were analyzed,working principle of the new type of vertic al sieve plate column and its reforming situation in the middle pressure shift s aturation column were discussed,analysis and contrast were made for the operat ing parameters and economic benefit before and after reformation.

分析了中压变换饱和塔改造的原因和依据，论述了新型垂直筛板塔的工作原理及其在中压变换饱和塔的应用改造情况，对改造前后运行参数和经济效益进行了分析对比。

As well as its theoretic significancy, computer visualization technology represent great importance in clinical diagnostic and treatment, and will cause a revolution in the modernization of medical treatment.

可视化技术在医学中的应用是当前医学领域的研究热点，它不仅在理论研究方面有意义，而且对于实际的临床诊断和治疗都有着重大的意义和应用价值，它会对现有的医疗现代化带来深远的影响，有着良好的社会效益和经济效益。

So, network management system has high theoretic, social and economic signification.

因此，网络管理系统具有较高的理论意义和社会、经济效益。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。