查询词典 marginal contribution

Therefore, from a marginal group of "lying city", semi-independent cities and towns to the establishment of relatively independent "Metro" in Beijing is concerned, has been inevitable.

因此，从边缘群体的"低洼城市"，半独立的城市和城镇建立相对独立的"地铁"在北京而言，已是不可避免的。

Leaf blade marginal teeth each with subulate apiculum or seta; stigmas with a nipple-like protuberance.

叶片边缘的每个齿有钻形的细尖或刚毛的；柱头具一象奶头一样的突起。

Leaf blade marginal teeth without subulate apiculum or seta; stigmas without a nipple-like protuberance.

叶片边缘的没有齿有钻形的细尖或刚毛的；没有一象奶头一样的突起的柱头。

The mathematical relationship between locational marginal price and shadow price of congestion based on DC flow is shown in this paper.

首先介绍了节点边际价格的经济含义，然后在简化直流电力系统的前提下，根据其经济含义推导了节点边际电价与阻塞费用影子价格的线性化关系。

On the basis of Pareto efficiency, the shadow price is defined as the marginal value of resources and goods in the state of Pareto-optimality.

从帕累托有效性理论出发，定义影子价格为帕累托有效配置时资源、产品或服务的边际价值。

In this case the shibboleth is "free trade good, protection bad", when what the economics really says is that incentives should reflect the marginal cost of greenhouse gases in all goods, wherever produced — which in this case happens to imply border adjustments.

在该个案中，口令是"自由贸易是好的，保护主义不好"，而经济学真正要说明的是激励应该考虑到所有产品的温室气体的边际成本，无论产地是哪里；既然这样，就包括边境调整。标签：关税温室气体排放。

Yet, following the siren song of economic growth has delivered only marginal benefits to the world's poorest, while undermining the basis of their livelihoods.

然而，经济增长却是个迷人的陷阱，给世界上最贫困人口带来的利益微乎其微，同时还削弱了他们谋生的基础。

In Figure 5, the diminishing marginal returns to potash application when nitrogen application is 150kg/ha are reflected by the slope of the production function ABCD becoming smaller and smaller as the amount of potash applied increases.

图5中，当氮的用量为150公斤/公顷时，钾用量的边际报酬递减反映在生产函数 ABCD 的斜率随着钾肥用量的增加而逐渐变小。

The slope of a line tangent to the curve at the point is the marginal function.

需求曲线在这一点上切线的斜率也就是该点的边际函数。

Slender fern of northern North America with shining chestnut-colored stipes and bipinnate fronds with usually distinct marginal sori.

具有亮褐色叶柄和二回羽状复叶并通常带有边缘孢子群的一种北美洲北方的细长蕨类。

The Master of Science degree program in Economics features a curriculum that is flexibl...

在经济学理学硕士学位的课程计划的特点是灵活而全面的方法，在理论和应用课程培训工作。

This module is used for constructing and visualizing 3D models.

该模块是用于建设和可视化的三维模型。