查询词典 f.s.

A hypothesis is presented in the second chapter of this discourse based on the theory of F/M, to improve the unit's capability of phosphorus removed by advisably increase the value of F/M, and this hypothesis is proved to be practically feasible by a model experiment.

本文第二章从对F/M的理论分析出发，提出了在原有一体化氧化沟参数水平上适当地提高污泥负荷来实现提高除磷能力，使出水COD、TN、TP等指标全面达标的设想，通过模型试验证明这样的设想使切实可行的。

NMath Stats contains a data table class with functions for computing descriptive statistics, such as mean, variance, standard deviation, percentile, median, quartiles, geometric mean, harmonic mean, RMS, kurtosis, skewness, and many more; PDF, CDF, inverse CDF, and random variable moments for a variety of probability distributions, including normal, Poisson, chi-square, gamma, beta, Student's t, F, binomial, and negative binomial; Combinatorial functions, such as factorial, log factorial, binomial coefficient, and log binomial; Multiple linear regression; Basic hypothesis tests, such as z-test, t-test, and F-test, with calculation of p-values, critical values, and confidence intervals; One-way and two-way analysis of variance and analysis of variance with repeated measures; Multivariate statistical analyses, including principal component analysis and hierarchical cluster analysis.

nmath统计包含一个数据表的阶层与职能计算描述性统计，如平均，方差，标准差，百分位，中位数， 25 ％，几何平均数，调和的意思是，有效值，峭度，偏度，还有更多的； PDF格式，民防部队，逆民防部队，并随机变量矩的各种概率分布，包括正常，泊松，卡方检定，伽玛，测试版，学生的吨，男，二项式，并负二项分布；组合的功能，例如阶乘，日志阶乘，二项式系数，并登入二项式；多元线性回归；基本假设测试，如的Z测试， t检验， F检验，计算p值，临界值，和置信区间；之一，双向和双方法方差分析和方差分析与反复的措施；多元统计分析，包括主成分分析和聚类分析。

In this case,the source of the earth's magnetic field is the current produced by displacement of a double electrical layer's plates appearing on the boundary of the solid and liquid phases of the nucleus (the layer F of Bullen's earth's model).

在这种场合下，地球磁场的本源就是电流，这种电流是由在地核固相与液相边界上的一对带电层的相对运动产生出来的(Bullen地球模型中的F层)。

Introduces the Julia set's definiens of Newton iteration function. With the aid of computer and the theory method ,this paper discusses the Newton iteration function's Julia set and Julia set's fractal structure of polynomial f=z 4-1 on complex plane , and also shows the Julia set's graph.

介绍了复平面上Newton迭代函数的Julia集的定义，借助计算机迭代制图及理论方法讨论了复平面上4次复多项式f＝z4－1的Newton迭代函数的Julia集及Julia集的分形结构，给出了其Julia集的分形图形。

In order to get the λ repeated root s of equation f = 0, where λ∈R~+ and the equation may be underivative, an generalized Newton iterative method was constructed with order 2 as its convergence.

设方程f=0有λ重根，其中λ为任意正实数，函数f可能不可导，给出了求这一类方程的λ重根的一个广义Newton迭代法，并证明了这种方法的收敛阶为2。

The specific capacitance of the ACNT electrode was calculated at 16F/g before the MnO2 film modification, and then it increased to 330 F/g after the MnO2 film deposition due to the special Faradic capacitance of MnO2 With scaning for 200 cycles, there's a litter change for its cyclic voltammogram curve, indicating the good reversible and capacitive property for the MnO2-ACNTs composite.

直立碳纳米管电极的比电容为16 F/g，在碳纳米管表面沉积上二氧化锰修饰层后，此复合材料电极的比电容增大至330 F/g，比电容量大幅提升近20倍。同时扫描200圈后，直立碳纳米管与二氧化锰复合材料的循环伏安曲线变化很小，说明其具有相当好的循环寿命和电容稳定性能。

A nearly identical variant of the F-type, the J-type Zaku II, was designed and employed as a ground combat unit. The Midnight Fenrir team used various F-types as scouts before Zeon's mass drop operations to invade North America.

在吉恩军大量入侵北美的下降作战开始之前，午夜魔狼小队曾经将若干种F型作为侦察机使用。

Hypothesis in 0 ~ 10 speed range between 2000 and r/min speed error Δ requirement f r/min, more than 1 and measuring time, time than 100 ms t take 3 muon s acuities error Δ than eight mu t s, according to the formula (1) and (3) and assumptions, and computer programming.

假设转速范围在0～10 000 r/ min 之间，要求转速误差Δf ≤1 r/ min ，并且测量时间T ≤100 ms ，时间误差取3μs ≤ΔT ≤8μs ，根据公式(1)和(3)及假设条件，进行计算机编程求解。

F. Simpson's The Cresta Run and Pte Atterclife in John Arden's Serjeant Musgrave's Dance.

第二年，肖献上了数场演出，包括琼·奥斯本编剧的《予我国士》（ A Patriot for Me 暂译）中的康拉德·冯·赫岑多夫将军；安·杰里科编剧的《雪莱》中的多个角色；N·F·辛普森编剧的《登峰奔驰》（ The Cresta Run 暂译）以及约翰·阿登的《马斯格雷夫律师的舞蹈》（ Serjeant Musgrave's Dance 暂译）中的陆军二等兵埃特克里夫。

Suppose that is a point on a surface S with equation F=O and that the partial derivativesand are continuous and not all equal to zero at M, then the tangent plane to surface S at point M is given by

假设是方程所确定的曲面S上的一点，F的偏导数在该点连续且不同时为零，则曲面S在点M的切平面的方程是

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐