查询词典 marginal contribution

Objective To investigate the effects of electromagnetic radiation on the ultrastructure of hippocampus and the marginal division of rats.

目的 研究电磁辐射对大鼠海马、边缘区超微结构的影响。

Leaves regularly alternate; stipules ovate to triangular, undivided, without glands; petiole much shorter than blade, without glands; leaf blade oblong to elliptic to ovate, abaxial surface paler than adaxial one but not whitish and not papillate, with 0-10 strictly marginal glands on each side, basal glands slightly larger but very similar, adaxial surface eglandular, base obtuse to slightly attenuate, margin serrate with teeth 3-5 mm apart, apex acute to acuminate.

叶规则地互生；托叶卵形到三角形，没有分开，没有腺；叶柄远短于叶片，没有腺体；叶片长圆形到椭圆形到卵形，背面比正面浅，但不带白色且不具乳突，在每边上各具正好0-10 枚腺体，基部腺体稍微有点大但是非常相似，正面无腺体，基部钝以稍渐狭，边缘有具3-5毫米裂片牙齿的锯齿，先端锐尖到渐尖。

Other passages are open to discussion, particularly the enigmatical verse v. 26, the difficulty of which is hardly solved by the suggestion of its being simply a marginal gloss.

其他通道，是值得商榷的，尤其是enigmatical诗诉26 （浩， nowack ，进益），困难是难以解决的建议，其正在只是一个边际光泽。

The allocation of resources will be efficient if price is set to equal marginal cost.

如果价格等于边际成本，资源配置将是有效率的。

By using utility theory, marginal equilibrium principle and economic growth theory, this dissertation studies the exploitation and configuration of energy in the western development strategy and the impact on economy growth.

本文用经济学的效用理论、边际均衡原理及经济增长理论研究西部开发中能源开发、能源配置问题及能源对经济增长的影响。

This dissertation explores the Value Price Theory of Adam Smith, the Price Theory of David Ricardo, the Labor Value Theory of Karl-Marx, the Price Theory of the production expenditure of J. Say, the Marginal Utility theory of Eugen Von Bohn-Bawerk and the Equilibrium Price Theory of Maxieer. Meanwhile it researches the modem market price theory and modern enterprise price practice. Using Marxism and modern market price theory synthetically to analyze passenger price formation mechanism of Civil Aviation of China overall, systematically and deeply on theory.

本文全面分析了亚当·斯密的价值价格理论、大卫·李嘉图的价值价格理论、马克思的劳动价值论、萨伊的生产费用价格论、庞巴维克的边际效用论和马歇尔的均衡价格论，分析了现代市场价格理论以及企业定价实践研究的成果，综合运用马克思主义及现代市场价格理论，对中国民航客运价格形成机制进行了全面、深入、系统的理论分析。

The marginal rate of substitution of goods and the existence theorem of the optimal solution is to introduce some of the previous extension of the theory.

商品的边际替代率和最优解存在定理的介绍则是对前面理论部分的延伸。

Marginal governments, involved in local expansionism, continually scuffle with one another and with major global powers.

边际政府，参与当地的扩张，不断扭打彼此间以及同全球主要的权力。

Based on clearing some conceptions and presentation of environmental cost accounting research process, the paper pointed out sustainability theory, total cost idea, exteriority and marginal opportunity cost theory and environmental cost accounting theory o...

在陈述环境成本的定义和分类以及国内外环境成本核算研究过程的基础上，指出可持续发展理论、总成本理论、外部性和边际机会成本理论以及基于SEEA核算体系的环境成本计量理论是环境成本核算的四大理论支柱，并对环境成本核算方法的研究进行了总结与分析。

In mathematical terms, the marginal physical product is given by the first derivative of the production function, ie.

用数学的术语来表示，边际产量是生产函数的一阶导数，即

This paper designs the communication system of radio telescope FAST.

针对500m口径球面射电望远镜FAST分布式控制系统的特点完成了其通信系统的设计。

Political sheep's step-by-step a large number of fossils unearthed in the county soil Ma Ali after rural village in the middle of sallow pelitic siltstone.

步氏和政羊化石大量出土于广河县阿力麻土乡后山村，产于灰黄色泥质粉砂岩中。