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current intensity相关的网络例句

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The college physics teaching materials have only studied a little magnetic induc tion on the axis of the roun d electric current,have not provided the formula of calculating to the magnetic induction that the round on e is inside a bit more wanton, after Biot-Savart law of trees formula can draw w anton magnetic induction expression formula of intensity a bit inside the round electric current.

大学物理教材中只研究了圆形电流轴线上一点的磁感应强度 B ,而对圆面内任意一点的磁感应强度 B却未给出计算公式。本文运用毕奥—萨伐尔定律及西普森公式,计算出了圆形电流面内任意一点磁感应强度的表达

The results that the ultrasonic intensity have a direct ratio to the currents at electrode, when using this methods in the reduction of 〓 at Pt microelectrode, shown the manner of ultrasonic effect on the mass transfer on the electrode surface. And the inverse ratio relationship of current amplitudes to the separation of horn-electrode shown the decay law of ultrasonic intensity with distance.

将这一方法应用于铂电极上铁氰化钾还原反应体系中的研究结果表明,超声功率与电极反应电流幅值信号呈正比的关系,反映了超声能量对电极表面传质过程的影响程度的对应关系;电流信号幅值与超声作用距离的反比例关系则反映了超声振动能量随其辐射距离增大而衰减的规律性。

Maxwell's equations group in fact was already found in the basic experimental laws of electromagnetic phenomena, as well as a single magnetic pole does not exist on the facts and the integrated displacement current assumptions, using an international system of units, these equations can be written as: DivDW =ρ or DW =ρ(1) kiDivBq = 0 or Bq = 0 (2) kiCurlEBq =- Zt or × EqkZ =- BqZt (3) ZCurlHDWDW = jE Zt, or × HW = jE Zkt (4) Z-type in the Curl, and Div were vector operator curl and divergence, Micro-k points for the Hamiltonian operator, in the rectangular coordinate system,= iZZEkx jEy kqz, iE, jE, kq along Zx, y, z-axis unit vector, a vector for any AW are × AW = CurlAW, kAW = DivAW; DW for the electric displacement, Bq for the magnetic induction intensity, Eq, and HW, respectively i field and electric field strength, jY for the conduction current density,ρ the charge density for free.

麦克斯韦方程组实际上是当时已发现的电磁现象的基本实验定律以及单个磁极不存在的事实和位移电流假设的综合,采用国际单位制,这些方程式可写成:DivDW=ρ或DW=ρ(1)kiDivBq=0或Bq=0(2)kiCurlEBq=-Zt或×EqkZ=-BqZt(3)ZCurlHDWDW=jE+Zt或×HW=jE+Zkt(4)Z式中Curl和Div分别为矢量算符旋度和散度,为哈密顿微k分算符,在直角坐标系中,=iZZEkx+jEy+kqz,iE,jE,kq是沿Zx、y、z轴的单位矢量,对任一矢量AW有×AW=CurlAW,kAW=DivAW;DW为电位移,Bq为磁感应强度,Eq和HW分别为电i场和磁场强度,jY为传导电流密度,ρ为自由电荷密度。

To remedy this situation, some people used to increase the number of magnet and coil, and a slight stagger to change with the current approach leads to changes in the intensity of output current control in a certain range.

为改变这种情况,人们采用增加一些磁铁和线圈数量,并稍微错开地将变化的电流一起引出的办法,使输出电流的强度变化控制在一定的范围内。

In some light intensity scope, the open-circuit voltage and short-circuit current increase with the increase of incident light intensity, but the fill factor decrease.

在一定光强度范围内,NPC电池的开路电压和短路电流均随光强度增加而增加,但填充因子随光强度增加而减小。

This thesis is divided into four parts, first part one has explained the background of the research, puts forward to the problem of the thesis, thinking and method; The second part two has introduced the overview of northwest under developed area, and analyzed the characteristic of local university"s scientific research of northwest under developed area and the demand of young teachers; The third part, according to the current situation motivation of scientific research the young teachers of local university in Gansu as the individual case, carrying on comparative analysis to local university"s young teacher"s scientific research in Gansu Province; The forth part has combined the typical case - the current situation of Gansu Province, put forward the measures to the northwest under developed area that concerning the scientific research motivation for young teachers: Intensity of research funding of the young teachers should be moderate; Young teacher"s assessment of results should not give priority to symbolic achievements and patent for invention; the structure of graduation school the young teacher of local university should be optimized; It is necessary to strengthen the training of the scientific research of the young teachers;It is necessary to set up the teachers sabbatical leave system and improve the system of floating of teachers of local universities.

因此,本研究选择了甘肃地方高校青年教师的科研激励问题作为论文的个案,力图对西北欠发达地区地方高校青年教师的科研激励问题提出对策性建议。本研究共分为四部分,第一部分阐述了研究背景,梳理了相关的文献资料,提出研究的问题,思路和方法;第二部分首先介绍了西北欠发达地区概况,并对西北欠发达地区地方高校科研的特点及青年教师的需求特征进行了分析;第三部分由于甘肃地方高校青年教师科研激励现状在西北欠发达地区地方高校中具有典型性和代表性,以甘肃省地方高校青年教师科研激励现状为个案,对甘肃省地方高校青年教师科研激励措施进行了比较分析;第四部分结合个案——甘肃省地方高校青年教师科研激励的现状,提出西北欠发达地区地方高校青年教师科研激励问题的对策性思考:科研资助强度应适中;成果鉴定不宜以标志性成果和发明专利为主;优化地方高校青年教师学缘结构;加强地方高校青年教师的科研培训;建立学术假制度以及完善地方高校人才流动制度。

In order to design a high performance laser Doppler velocimeter, the relationship between the signal intensity of laser Doppler and the diameter of spot was analyzed using the speckle theory, and the calculation formulas of the Doppler current was given based on functional theory. The polarization characteristic of scattered light and its intensity distribution were investigated.

为了设计高性能的激光多普勒测速仪,运用散斑理论详细分析了激光多普勒信号的强度与散射光斑大小的关系,结合泛函理论给出了计算多普勒电流的散斑表达式,并通过实验的方法研究了回波信号的偏振特性及其强度分布。

In this new technology,on the basis of substituting flotation froth of high intensity scavenger concentrate for high intensity middlings,the desired RE concentrate can be obtained easily,which does not take any special measures of removing surplus reagents and adopts the current technological process taken by workshop of RE ore dressing,and the cost of flotation reagents per ton RE concentrate can also be reduced about 50%.

将生产中所用的稀土浮选原料强磁中矿更换为强磁扫选精矿的反浮泡沫,不需特别的脱药措施,只采用稀选车间现有的工艺流程和浮选药剂组合方案,即可获得所需的稀土精矿,使每吨稀土精矿的成本降低一半左右。

The use designs the digital cocurrent current supply and the probe head removable intelligence magnetic field measuring instrument to the Helmholtz coil magnetic field key point is the spool thread magnetic field strength survey, drew up the actual field intensity and the theory field intensity graph, has confirmed the magnetic field principle of superposition.

利用所设计出来的数字直流电流源与探头可更换的智能磁场测量仪对亥姆霍兹线圈磁场重点是轴线磁场强度的测量,绘制出了实测场强与理论场强的图表,验证了磁场叠加原理。

It is recommended that the probabilistic distribution of the Spatial field intensity, the ground field intensity and the induced current in human body should be used as a measure of the level of the electrostatic induction.

根据国内多个500千伏变电站的试验数据,本文着重叙述为什么宜采用空间场强、地面场强以及人体感应电流这三者的统计分布来表征高压变电站的静电感应水平;对于新设计的变电站,提出了比较合理的允许场强值;这时对暂态电击问题仍要重视,文中也提出了一些减少暂态电击的措施。

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With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务,乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐,因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。

Closes the eye, the deep breathing, all no longer are the dreams as if......

关闭眼睛,深呼吸,一切不再是梦想,犹如。。。。。。