查询词典 method of induction

The evaluation method of uncertainty of measuring magnetic induction in solenoid field measurement instrument is discussed, and the instrument scaling is presented.

讨论了螺线管磁场测试仪中心磁感应强度的不确定度评定方法，并对仪器进行定标

Based on the technique for unlimitedly generating the corresponding pairs of vertices,this condition is proved with the method of mathematical induction.

基于具有同构关系的对应点无限衍生技术，采用数学归纳法证明了这个充分必要条件的成立。

Is a A very common method of problem solving even in universities in some courses, such as advanced algebra, mathematical analysis and are often used to prove some mathematical induction proposition.

即使在大学中的一些课程中，如高等代数，数学分析等也常常用到数学归纳法来证明一些命题。

Many steps were reached using the long-cherished method of Proof by Induction, others by Proof by Reductio ad Absurdum, and still others using Proof by Graduate Student.

许多步骤是用各种经典的逻辑证明方法推导得到的，包括归纳法、反证法等，甚至有些部分还是由旁听的研究生证明的。

By analyzing the technology requirement of electric actuators,RFOC（rotor field-oriented control）method was proposed. The fundamental mathematics equations of induction motor in the general synchronously rotating reference frameused for vector control were achieved by coordinate transformation.

中文摘要：分析智能型电动执行机构的技术要求，提出了转子磁场定向的空间矢量控制方案，通过坐标变换得到了适用于矢量控制的同步旋转坐标系统下的感应电机数学模型，推出了转子磁场定向方程。

Objective To explore an experimental method of transfecting the marrow stromal stem cells with the reconstructed PGL3-transforming growth factor-β1 （TGF-β1） gene and to evaluate the feasibility of self-induction of MSCs to the chondrocytes in vitro so as to provide a scientific and experimental basis for a further ＂gene enhanced tissue engineering＂ research.

目的 探讨将编码细胞转化生长因子β1（transforming growth factorβ1，TGF—β1）的重组PGL3-TGF-β1质粒转染兔骨髓基质干细胞（marrow stromal stemceils，MSCs），体外通过自分泌、诱导作用向软骨细胞方向分化的可行性，为基因加强组织工程学修复软骨损伤提供体外实验依据。

The method was used to many applications such as industrial heating and speed control of induction motors.On the basis of the advantages and disadvantages of the methods of the high-pressured sodium lamp dimmer in both here and abroad, a new scheme is proposed.

并在研究和比较了国内外目前在高压钠灯调光方法的优缺点的基础上，提出了一种在目前的高压钠灯的调光系统中还未被使采用过的、有别于传统方法的、基于谐波分析理论和自动控制理论的实施方案。

Control method of high torque softstarter for three-phase induction motor is studied in this paper..

本文研究了三相感应电动机高转矩软起动的控制方法。

Using Position Sensitive Device and triangulation to measure the turnplate's run-out error of induction meters is a new uncontact, high precision and automatic method.

基于PSD(Position sensing device-位置敏感传感器)和激光三角法检测感应式电能表转盘的跳动误差是一种可用在电能表生产企业进行非接触、高精度、自动测量的新方法。

The principle and design method of a new high-freuency induction water-heater, using half- bridge parallel resonant inverter are introduced.

介绍了一种利用半桥谐振电路实现的新型电磁热水器的设计原理和方法试验结果表明基于感应加热原理的电磁热水器可稳定工作在1.5kW，30kllz的范围，并使输入谐波降到最低，负载侧功率因数达96%以上，效率达92

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。