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rational in economics
相关语句
  经济合理
     Six synthesis methods for cyclohexylamine are reviewed and compared through scientific literature search, and a synthesis process, which is rational in economics and can possibly be industrialized, is put forward.
     经过大量文献资料的查询,对六种环己胺的合成方法进行综合比较,提出了经济合理、目前较可能实现工业化的合成路线。
短句来源
  相似匹配句对
     "That existed is rational".
     “存在的就是合理的”。
短句来源
     Rational Creation
     理性的浪漫
短句来源
     Feeling in the rational
     蕴藏在理性中的情感
短句来源
     rational grazing;
     2.合理放牧;
短句来源
     On New Economics
     论新生经济学
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In the region where animal husbandry develops based on relyingon grazing natural grassiland,planting forests for forage is of greatsignificance in improving grassland productivity and fully utilizingnational land resources and providing human beings with more animalproducts.Developing forest for forages can make up of shortage offorages in winter and spring in the drought damage years and lack ofgrasses in some grasslands all the year round.It can prolong the cycleof drought damage so as to make animal husbandry...

In the region where animal husbandry develops based on relyingon grazing natural grassiland,planting forests for forage is of greatsignificance in improving grassland productivity and fully utilizingnational land resources and providing human beings with more animalproducts.Developing forest for forages can make up of shortage offorages in winter and spring in the drought damage years and lack ofgrasses in some grasslands all the year round.It can prolong the cycleof drought damage so as to make animal husbandry develop at avery high speed,provide the convenient and low cost forage,createa grazing enviornment warm in winter and cold in summer for theanimals,improve land fertility and promote forage crop growth.Running forest for forage may have the direct economical returns andis favourable for the acceleration of good circle of grassland ecology.Natural conditions are favourable for planting forests for forages,and also production means allows to do so in the grassland areas.Therefore,it is rational in economics.Also,there are large numberof shrub species for afforestation so that developing forest for forageshould be encouraged on a large scale in this region.

在主要依靠天然草场放牧发展畜牧业的地区,营造饲料林对提高草原的生产力,充分利用国土资源,为人类提供更多的畜牧业产品具有重要意义。发展饲料林能补充灾年冬春和长年缺草草原的饲草、饲料不足,延长受灾发生周期,使畜牧业得以数倍速度发展,提供方便、廉价的饲料,为牲畜创造冬暖夏凉的放牧环境,提高地力,促进牧草生长,经营饲料林还有直接的经济效益,促进草原生态良性循环。在依靠天然草场放牧发展牧业的地区,只要自然条件适宜、生产手段允许,营造饲料林经济上合理,又有可供选择造林的多种灌木树种,则应该大力发展饲料林。

For raising the anti friction property of road concrete, the use of silica fume instead of partial cement was tried. A systematic study on the properties of silica fume concrete was conducted. The test results showed that the strengthes of flexure, compression and grinding increase obviously, overall reach and exceed those in the standard. The silica fume concrete has been used in the highway of passing through the top of the dam in the Danjingkou project. It proved that the silica fume concrete is reliable...

For raising the anti friction property of road concrete, the use of silica fume instead of partial cement was tried. A systematic study on the properties of silica fume concrete was conducted. The test results showed that the strengthes of flexure, compression and grinding increase obviously, overall reach and exceed those in the standard. The silica fume concrete has been used in the highway of passing through the top of the dam in the Danjingkou project. It proved that the silica fume concrete is reliable in technology, rational in economics and easy in construction. Spcially, the upgrade of its anti friction property for prolonging service life is of important significance.

为了提高道路路面混凝土的抗磨能力,采用硅灰代替部分水泥的方法,对硅灰混凝土的性能进行了较系统的试验研究。成果表明其抗压强度、抗弯强度、抗磨强度等指标都得到明显提高,全面达到和超过了规范要求。并已在丹江口水利枢纽上坝公路中得到应用,实践证明硅灰混凝土技术可靠、经济合理、易于施工。特别是抗磨度的提高,对延长公路路面的使用寿命具有重要意义。

Jinci road multiple tract was the largest municipal project built in the end of 80's in Taiyuan.It plays a positive role for thedevelopment of Taiyuan's economy.the paper introduces how to use the standard rationally and compare the plans in the design so as to bepractical in technology,rational in economics and safe in operation.In a word,try to make it reach A in all sides.

晋祠路复线工程是80年代末太原市投资建设规模最大的市政工程,它的开通使用为太原市的发展起到了积极的推动作用。介绍了雨水工程在设计中合理运用规范,进行多方案比较,做到了技术可行、经济合理、使用安全可靠、设计全面达优。

 
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