3k

The Design Method of the 3K Type Planetary Transmission with Public Planet Gear

具有公共行星轮的3K型行星传动的设计方法

A Study on Power Flow and Meshing Efficiency of 3K Type Planetary Gear Train

3K行星轮系的功率流与啮合效率研究

Analysis of No Producing Circulatory Power Flow in Closed 3K Planetary Gear Drive

封闭3K行星传动中不产生循环功率流的结构分析

Study of Design Method and Injection Molding Technology for Plastic 3K - ⅱ Micro Planetary Gear Reducer

塑料3K-Ⅱ型微行星齿轮减速器设计方法与注塑成型技术的研究

Calculation of the Efficiency for the 3K Differential Case of a Scroll Discharge Centrifuge

螺旋卸料离心机3K型差速器的效率计算

Kinematic Analysis to the 3K & planetary Mechanism

3K行星机构传动分析

Also ten efficiency calculation formulas of the differential and planetary transmissions of 3K type are given .

推导出3K型效率计算十个公式，这十个公式也概括了差动传动和行星传动的效率计算。

The Best Analysis of the Teeth Number of Each Wheel in A Type of 3K Planetary Gear Transmission

一种3K型行星齿轮传动各轮最佳齿数的分析

A discussion on the assembling condition of 3K planet retarder

3K行星减速器装配条件的探讨

A handy way for calculating the efficiency of 3K planetary trian

计算3K行星轮系效率的简便方法

3N + 1 conjecture in number theory was extended to 3N + 3k one .

将数论中3N+1猜想推广为3N+3k猜想。

A Method to Calculate The Number of Mating Gear Teeth in Designing single Rim 3K Type Planetary Gear Reducer

单齿圈行星轮3K型减速器的配齿计算方法

The higher transmission ratio of 3K mechamism mainly depends on the double 2K-H ( NN type ) mechanism .

3K机构传动比大，主要取决于此双排2K-H机构。

It is difficult and complicated to analyze the power flow of 3K type planetary gear trains and deduce their efficiency formulas .

目前，3K行星轮系的功率流向分析和啮合效率公式的推导既难又繁。

Based upon this idea , the authors correct the errors in the formula for planetary gearings of type 3K given by .

从这一结论出发，作者更正了库特略采夫3k传动效率公式[1]、[2]中的错误；

The range of the electromagnetic radiation from the sun is not infinite as the background radiation of the cosmos is 3K .

宇宙中存在着温度为3K的背景辐射，故在宇宙中太阳的电磁辐射不会无穷远。

This paper presents a comprehensive design criteria , a concept of clearance critical value 3k , for the throat insert structure of the solid rocket motor nozzles .

提出了固体火箭发动机喷管喉衬结构综合设计准则&间隙临界值δk的概念，详细介绍了该设计准则δk的计算公式推导过程及其应用。

According to existing plan , an actuator was designed and manufactured , being far inferior to requirement , which adopted a complex gear train composed of 2K-H and 3K planetary reductors .

按既定方案设计制造出的作动器，远不及要求，它采用的是由2K-H和3K组成的复杂轮系。

Finally , a solution to restraining the harmonic current and ripple torque is suggested , ie a larger modulation frequency ratio of 3K is to be adopted , as it is used in SPWM .

文中还提出了抑制谐波电流和脉动转矩的方法，如在SPWM生成中，采用较大的3的整数倍调制比。

The temperature independent magnetic relaxation rates ( below ~ 6 K and ~ 3K for the 2212 and 2223 phase respectively ) compare well with the values calculated according to the theories of flux motion by quantum tunnelling .

实验中得到的与温度无关的磁弛豫速率与由通量运动量子隧道效应理论计算结果相一致。

Based on the discovery of an IR background in the waveband 2-5 μ m and pregalactic stars , we discuss the effect of the 3K cosmic microwave background spectrum from dusts of various models .

基于新发现的2&5μm的红外背景和星系前星，我们讨论了各种模型的尘埃对3K宇宙微波背景谱所产生的影响。

A series of indolizines were synthesized . The fluorescence spectra and fluorescence quantum yields of the compounds 3a ~ 3k , 4a ~ 4b and 5 ~ 6 were examined .

合成了一系列中氮茚化合物，研究了化合物3a～3k，4a～4b，5～6分子中不同取代基对其荧光光谱和荧光量子效率的影响。

With the inspection on 3K planet retarder of an equipment imported from abroad , it was found that the teeth number of each gear was out of accord with the assembling conditions introduced by some ordinary domestic informations .

从某进口设备的3K行星减速器的测绘中，发现其各轮齿数不符合国内一般资料上所介绍的装配条件。

The 3K type planetary gear trains are the important aid units in the transmission systems . In this paper , a systematic method has been presented for the determination of the speed-ratio and mechanical efficiency of 3K type planetary gear trains .

应用齿轮系的复接头图画表示法与基本回路方法，对3K行星齿轮系进行系统化的传动比、作用力矩与传动效率的分析，作为3K行星齿轮系分析与设计的依据。

Charged particle multiplicity distributions for e + e-annihilation are shown to be very well described by a negative binomial distribution in high energy collisions . The factorial moments F2 , F3 and F4 are given in terms of 3k .

在高能碰撞中，e＋e－湮没的电荷多重性可用负二项分布很好地描绘.阶乘矩F2、F3和F4仅由3k表示出来。

This article indicates that ip and iq only contains 3k harmonic ( k is a integer ) when p-q-r is used in harmonic detection of three-phase four-line system whenever the voltage is distorted or not with the premises that both voltage and circuit are balanced .

指出只要三相电压、电流对称，无论电压是否有畸变，在三相四线制电路中用p-q-r法检测系统的谐波电流时，ip，iq中只含有3k次谐波（k为整数）。

In the consideration of this case , an analysis of moving rule of 3K planet retarder and the location of each gear has been taken and , therefore , some more common formulas fitted for assembling conditions of 3K planet retarder have been derived in this paper .

从这点出发，对3K行星减速器的运动规律和几何位置进行分析，从而推导出3K行星减速器更为普遍的装配条件计算式。

The paper has proved that any two non-adjacent edges of a generalized Petersen graph GP ( n , k ) are contained in a 1-factor of GP ( n , k ) if k ≥ 3 , and n ≠ 2k or 3k .

本文证明了当k≥3，n≠2k，3k时，广义彼得森图GP（n，k）中的任意两条不邻接边都包含在GP（n，k）的1-因子中。