This paper reviewed the origin and development of experience curves, summarized experience curves effect in petrochemical industry as the following; experience curves effect with a double slope of 25 % exists in the long term developing trend of fixed cost of typical bulk chemical products, and experience curves effect with a double slope of 25%- 63% exists in ca.
经验曲线是美国著名波士顿咨询公司开拓的管理预测概念和工具之一,回顾经验曲线的起源及发展,总结了有关石化行业中的经验曲线效应现象,即:典型的大宗化工产品的固定成本的长期趋势存在明显的双倍斜率约为25％的经验曲线效应;同时单位固定资产投资也存在着双倍斜率为25％-63％的经验曲线效应。
In this model, empirical curve method isadopted for opened diversion channel, and broad crest weir theory is adopted for the river kerf.
介绍了三峡工程大江截流的特点及开展本项研究的必要性，建立了导流明渠采用经验曲线法、龙口应用宽顶堰理论~［1］的三峡工程截流期水力学要素预报模型。
Introduce a format of the statistical curve fitted by multi-dimensions least square.
给出了多维最小二乘法拟合经验曲线的格式。
In order to correctly evaluate the trophic state of a lake and then to establish a scientific basis for the prevention of lake eutrophication, a lake eutrophication stochastic assessment method (LESAM) by using empirical frequency curve (EFC) is proposed.
本文提出了基于经验频率曲线的湖泊富营养化随机评价方法。
The cost of materials does not fall on the experience curve.
材料成本不位于经验曲线上。
Comparative Analysis of the Impact on the Product Cost by Scale Economy and Experience Curve
经验曲线与规模经济对产品成本影响的比较分析
In the ninth year we have challenged the cost and constructed the appropriate experience curve.
在第9年，我们提出了成本问题，并设想了一种相应的经验曲线。
How to Find Empirical Formulas of Usual Relation Curves in Mechanics
关于求解力学中常用关系曲线的经验公式
HYPOTHESIS OF ENVIRONMENTAL KUZNETS CURVE AND ITS TEST IN CHINA
环境库兹涅茨曲线假说在中国的经验研究
Experience-earnings Curve:the Effect of Productivity or Institution?--An Experiential Analysis of Teachers Earnings in Institutions of Higher Learning;
经验收入曲线:生产力还是制度作用?——高校教师收入的经验分析
Economic Growth and Environmental Quality:An Empirical Analysis of the Environmentel Kuznets Curve;
经济增长与环境质量:关于环境库兹涅茨曲线的经验分析
testing hypothesis of curvilinear relationship
曲线关系的假设检验
Methods of test for enamelled wires--Mandrel winding test for rectangular wires
GB/T4074.7-1983漆包线试验方法扁线弯曲试验
In some splines, the curve does not pass through any of the points that define the curve.
在一些曲尺中，曲线不经过定义曲线的任何点。
The States of Labor Supply and Demand: A Theoretical and Empirical Analysis Basing on a Downward-sloping Labor Supply Curve;
劳动供求状态：基于向下倾斜劳动供给曲线的理论与经验
Economic Growth and Environmental Pollution: An Empirical Test for the Environmental Kuznets Curve Hypothesis in China;
经济增长与环境污染——环境库兹涅茨曲线假说的中国检验
Hypothesis and Validation on the Kuznets Curves of Economic Growth and Farmland Conversion;
经济增长与耕地非农化的库兹涅茨曲线假说及验证
Application of Several Empirical Models in Simulating Photosynthesis Light Response of Two Sympodial Bamboos
几种经验模型在丛生竹光响应曲线拟合中的应用
Application of Relative Permeability Curves to Establishment of Empirical Formulas for Fluid Productivity Index and Injectivity Index of Horizontal Well
用相对渗透率曲线建立水平井采液、吸水指数经验公式
neper Napier's Diagram
纳皮尔罗经自差曲线图
operating characteristic curve
(指统计质量控制) 经营特性曲线;经营特性曲线
Test methods for bare wires--Bend test--Single bend test
GB/T4909.6-1985裸电线试验方法弯曲试验单向弯曲