The formula forcalculating NPV can be written as remembering that C0, the cash flow at time 0(that is, today), will usually be a negative number.
我们将计算净现值的公式计作C0,在时点0(就是指今天)的现金流通常是一个负数。
Wikipedia lists several versions of the formula, all of which are based on graphing the execution flow through a function.
Wikipedia列出了这个公式的几种版本,他们都是基于整个函数执行流程的一个图形来进行描述。
After twice calculations to power flow, the static-voltage stability and voltage-stability indexes of every node can be judged and obtained respectively with the new formula.
只需对系统进行两次常规潮流计算,即可根据公式迅速判断系统每一个节点的电压稳定性,同时计算出各个节点的电压稳定裕度。
Several structure forms are presented in detail. The practical flow measurement calculation formula is proposed.
详细介绍了均速管的几种结构形式,给出了实用流量测量的计算公式。
The process flow and formula of composite plating on taps were presented.
给出了丝锥复合镀的工艺流程和工艺配方。
The formula design, product performance, production technological flow, and key process control parameters of PVC rolled window profile, and the performance of the extrusion equipment were introduced.
介绍了PVC卷帘门窗型材的配方设计要点、产品性能、生产工艺流程、重点工艺参数控制和挤出成型设备的性能特点。
The thickness formula of forming cake layer per unit time of rotary tangential flow is derived.
推导出旋转切向流单位时间内形成滤饼层的厚度公式。
Compared with traditional hydraulic calculation formula of opposite flow sedimentation, load formula of sedimentation wall was analyzed, and the way to improve load was provided.
并与传统异向流斜管沉淀水力计算公式进行了比较,分析了沉淀墙的负荷公式及提高其负荷的途径。
The calculating formula for flow area is giving by application of basic theory.
应用基础理论推导出通流面积的计算公式,并举例说明其计算方法。
The author compared the measured flow through the gate with the flow calculated by formula and demonstrated the appropriation of the formulas.
测量闸门的过闸流量,与公式计算的流量进行比较,验证已有的翻板闸门流量计算公式的合理性。
It is found that the flow ratio is 0.368 in traditional calculation formula for influenced radius that means its reliability is much worse and error is much bigger undoubtedly.
由此发现传统的影响半径计算公式中流量比高达0.368,计算公式可靠性较差,无疑计算结果误差较大。
The process formula and flow of BH-411 bright sulfate tin plating, maintenance and management of the bath were introduced.
介绍了BH-411光亮硫酸镀锡的工艺配方、工艺流程和镀液的维护与管理,讨论了镀液中的硫酸、硫酸亚锡和添加剂的作用。
The production of mixed fresh rose flower and Japanese Apricot juice drink was studied by orthogonal tests. The appropriate juice preparation conditions, processing flow and formula were put forward.
用正交实验设计,对玫瑰鲜花和青梅混合饮料的制作进行了研究,提出了适宜的汁液制备条件及工艺和配方。
According to largest quantity of free discharge and order of designing peak flow quantity in the flood discharge, flood regulation routing formula of general graph is computed.
根据涵洞最大自由泄洪流量和设计洪峰流量在泄洪运行中出现的前后顺序,推算出概化图形的调洪演算公式。
This formula based on the character parameter of relative flow ratio and relative hydraulic disturbance degree.
该公式以相对流量比和相对水力失调度为特征参数。
The principle, structure and water flow measuring formula of Venturi Pitot tube flowmeter are introduced. The simple calibration with flow method adopting field condition is also presented.
介绍了文丘里皮托管流量计的原理、结构和测量水流量公式,以及采用流量法利用现场条件对文丘里皮托管流量计进行简易标定。
Properties of PVC profiles and plastic doors and window are introduced, equipment, process flow, formula design and manufacturing technology for the production of the profiles are described.
介绍了PVC异型材和塑钢门窗的性能,阐述了异型材的生产设备、工艺流程、配方设计和生产工艺。
The calculated results from the formula are primarily agreed with the experiment data of the bend flow in models.
此公式获得了与弯道水流实测试验成果基本吻合的计算成果。
For the formula which can be taken as the experience formula for analyzing the pressure losing of carbon black and air mixed flow inside the pipe line.
该公式可作为工程上分析炭黑与气体混合流在输送管道中压力损失的经验公式。
The analysis of filtering flow process of aluminum cast alloy based on hydraulic simulation was carried out. The filtering efficiency formula was established.
通过水力学模拟试验对铸造铝合金过滤流动过程进行了分析,建立了过滤效率的水力学模拟试验关系式。
From their relationship, the author found that the calculating formula of net cash flow (NCF) in the book named Financial Management for national accounting qualification test is inappropriate.
从两者的匹配关系看,全国会计专业技术资格考试辅导教材《财务管理》一书中的经营现金净流量(NCF)计量公式有欠妥当。
This paper proposes a scientific hypothesis that the resistance is linear and suggests a sectional average velocity formula for river flow which reflects the character of river.
本文提出了阻力线性假设,并结合河槽断面的具体情况,对河槽的断面平均流速公式进行了探讨。
Two errors in the theoretical flow rate formula are modified, and an extended energy equation is proposed.
纠正了理论流量公式中的两个错误,同时提出了推广的能量方程。
However, under the different conditions of flow and boundary, exponent values in the exponential formula and related parameters in the logarithmic formula are different.
然而,在不同水流与边界条件下,其指数公式中的指数大小与对数公式中的有关参数有所不同。
Through analyzing the power flow in a switch network, a calculation method and formula and its program block diagram of conductance ratio of every switch are put forward in this paper.
通过对开关网络的潮流分析,得出实际运行条件下计算开关网络中各开关电导比的公式和求解方法,并给出了程序框图。
Based on the mass conservation principle, the production formula of semi-spherical flow for pseudo-pressure, pressure-squared and pressure are derived in this paper.
本文基于半球形流的特点,利用质量守恒原理,通过推导得到了由拟压力、压力平方和压力一次方表示的产量公式。
The calculation formula of the flow deviation rate of the emitter, which was from the farmland micro-terrain, was proposed and developed by the formula of Tailor.
然后提出了田面微地形产生的流量偏差率公式,并用泰勒级数展开;
Through a test research for heat pipe radiators of steel column type, we get the relative formula of heat transfer rate, calculating temperature difference and flow rate of the heat medium.
通过对钢制柱型热管散热器的试验研究,得出了散热器热流量和计算温差、热媒流量的关系式,并提出了进行热工性能试验的方法及进一步研究的意见。
The mathematical formula for analysing the power flow is derived under the market environment.
导出了非合同交易电力市场环境下潮流分析的理论基础。
The mathematical formula for analysing the power flow is derived under the market environment.
导出了非合同交易电力市场环境下潮流分析的理论基础。
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