查询词典 flux

Ratio of the transmitted radiant or luminous flux to the incident flux.

透过的辐射通量或光通量与入射通量之比。

Ratio of the utilized flux to the luminous flux leaving the luminaires.

被利用的光通与离开灯具的光通量之比。

Luminous efficacy is the ratio of luminous flux to radiant flux.

发光效率是光通量辐射通量的比例。

The working principles of the MFCG with a perfect helix winding are shown in two ways: the magnetic flux conservation and the magnetic flux linkage conservation.

总结了MFCG区别于普通发电机的根本特征，鉴于MFCG种类繁多，依据绕组结构和形状、电枢运动方式、适用的物理原理、应用领域等特性对19类MFCG进行了系统分类，并分别讨论了各类别的技术特征。

The magnetic flux linkage equations and voltage equation are established according to the magnetic circuits and the magnetic conductance equation is listed according to the relations among magnetic flux, current and magnetic circuit.

模型从三相五芯柱变压器磁路出发，建立了磁链方程、电压方程，并根据铁芯和铁轭的磁通和电流关系及磁路关系列出磁导计算方程；给出了仿真模型的参数确定方法，其中参数确定与变压器的结构紧密相关。

We have made detailed studies of the influence of heat flux from the magnetosphere and ion flux along the magnetic field line of force on the morphology of the ionosphere. The validation of our ionospheric model is further verified. We contend to use radar data to specify the upper boundary condition in the simulation of the high-latitude ionosphere.

详细研究了磁层热流、离子沿磁力线的通量对极区电离层形态的影响，从另一角度证明了目前已建立的电离层模型的有效性，建议用雷达数据作为模型顶部边界条件开展电离层内部物理过程研究。

First of all, in the study from magnetohydrodynamics equilibrium equations describe the plasma derived from the balance of the Grad-Shafranov equation of the theory of expression, and to analyze its borders in a fixed way to solve the region;then we solved the equation with Variational method in given pressure, and the exact numerical value of poloidal magnetic flux and the profile of the magnetic flux surfaces contours in the definite error range are given.At last, the poloidal and toroidal magnetic field with D-shaped is obtained.

在研究中首先从磁流体力学平衡方程出发推导出描述等离子体平衡问题的Grad-Shafranov方程的理论表达式，并分析其在固定边界区域内的求解途径；然后在给定的压强分布情况下采用基于能量形式的变分法对其进行了数值计算，并在一定的误差范围内得到了极向磁通的大致图像以及等离子体的平衡位形分布；最后求出了D-型截面下的极向磁场以及环向磁场分布。

Object: To solve the problem of the flux control set of unfitting GMP demand in large infusion filling machine for soft packaging. Method: Using methods of metage and electromagnetism flux-control to amend quantitive set. Result: The check-out rate of the finished product has achieved over 95% after modification.

目前，市面上所见的国产软包装大输液灌装机普遍存在一个致命的缺陷，即灌装机的定量控制都采用涡轮式流量计，该种流量计使用在大输液生产中，有两点不符合GMP要求：(1)该种流量计属于接触式流量计，与药液接触的元件——涡轮，由磁性材料做成，耐腐蚀性能差，而且会产生脱落物；(2)由于结构上的原因，涡轮流量计内部本身存在死角，不便于清洗干净。

A new flux expansion nodal method was developed to solve three-dimensional multigroup neutron diffusion equations in hexagonal-z geometry. The method expands the intranodal homogeneous flux distributions in analytic basis functions for each energy group.

提出了一种在三维六角形几何节块内数值求解多群中子扩散方程的节块法，该方法把节块内各群中子通量分布用解析基函数近似展开。

Aimming at the fuel control requirement of micro-turbojet,the automobile's electric fuel pump with adaptable improvement is chosen as fuel-feed system.The performance of fuel pump and the technical difficulty of flux control as the speed of pump doesn't be measured are analyzed.Using Philips 83C552 MCU as the main control chip,the system adopts voltage negative feedback combined current compensation instead of rotation speed negative feedback and a PWM convertor to design the flux closed loop control system.

针对微型涡喷发动机的燃油控制要求，选用汽车用电动油泵进行适应性改进作为供油执行装置，详细分析了电动油泵的特性及泵转速无法测量情况下流量控制的技术难点，并以83C552单片机为核心，采用电压负反馈加电流补偿代替转速负反馈、电机通过PWM驱动的方法设计电动油泵流量闭环控制系统。

A carrier gas such as nitrogen is directed through line 20 and valve 22 to connect with line 26 and mix with the gas sample.

如氮气之类的载体通过管线20和阀22引入，与管线26相通，与气体样品混合。

But for the most part, knaves and parasites had the command of his fortune

然而支配他的家产的大多是恶棍和寄生虫。