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A new structure of anti-seepage channel which is frost heaving resistant and economical is presented in paper, that puts forward theoretic foundation for construction of anti-seepage channels in frost soil region.

本文通过对季节冻土区防渗渠道冻害情况调查和分析，在总结季节冻土区渠道防渗技术的基础上，分析了土的冻胀机理及特征，研究了渠道冻害成因特点与规律，从结构破坏形式的角度，提出了经济合理且抗冻胀的新型渠道防渗结构型式，从而为季节冻土区防渗渠道建设提供理论依据。

Its size makes it extremely economical when compared to full-bodied valves .

该产品的插入式设计和体积大的阀门相比，它极为经济。

Our country's technology achieved full-grown progress since the founding of new China, which contributed much to our country's economical construction.

新中国成立以来我国科学技术取得了长足的进步，这为我国经济建设的发展起到了不可估量的作用。

Tilapia fulminant hemorrhage is one of the main tilapia diseases and makes serious economical loss in tilapia culture.

罗非鱼暴发性出血症是罗非鱼的常见疾病之一，给罗非鱼养殖业造成了严重的经济损失。

Aware of the advent of the age of "knowledge economy", New Way Management Consulting Company opens a new and living way for corporate management in a period of fundamental economical and cultural changes in China.

有鉴于知识经济时代的来临，新路管理顾问公司伴随着中国经济、社会文化的深刻变化，开辟了一条又新又活的路。

To improve coal enterprise informatization management level, In 2003,the State Planning Commission, the National Economical Trade Committee choosed Jin Cheng coal indusery group as the information development of the enterprise ,so Jin Cheng coal indusery group applied national debt and funded to apply enterprise safety in production informatization technical innovation project.

为全面提升煤炭企业信息化管理水平， 2003年国家计委、国家经贸委在全国煤炭企业中选择晋城煤业集团作为行业信息化建设示范单位，为此晋城煤业集团申请国债资金1.9亿元用于企业安全生产信息化技术改造项目。

Because of no fungible technology, technical reform of tube furnace will be bring remarkable economical benefit.

由于裂解炉数量多，产量大，因此对现有裂解技术进行技术改进将产生很大的经济效益。

Highly resistant cultivars are the most effective and economical measure to combat Fusarium wilt.

国内外大量研究和生产实践证明，选育和利用抗病品种是防治西瓜枯萎病最经济有效的措施。

Influence of determination results such as ash, volatile matter, fixed carbon, sulfur content, ash composition and ash fusibility of material coal on complex slime gasification technics is analyzed, there is intimate relation between coal quality and design, operation and economical operation of complex slime gasification furnace and its correlative equipment.

分析了原料煤的灰分、挥发分、固定碳、硫含量、煤灰成分及灰熔融性等测量结果对多元料浆气化工艺的影响，说明了不同的煤质对多元料浆气化炉及相关设备的设计、操作及经济运行有着密切的关系。

This energy source can be exploited as soon as an economical fusion reactor is developed.

计算金属结合能的尝试几乎没有超过周期表上的第一行的范围。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。