In response to declining math skills among their students, some Japanese schools are bringing back an ancient calculating device—the abacus.
为了应对学生数学能力的下降,日本的一些学校重新使用起一种古老的计算工具——算盘。
Thus, people invented a more advanced calculating device the abacus.
于是,人们发明了更为高级的计算工具一一算盘。
An electronic length and area calculating instrument relates to a calculating device used for calculating the curve length and the area.
一种电子长度面积求算仪,涉及一种计算曲线长度和图形面积的求算装置。
Though nowadays calculators have Become a popular calculating device, many accountants still focus their attention on aBacuses with great passion.
已成为普通的计算工具,但不少财会人员仍对中国算盘情有独钟。
The basis for calculating the compensation for a lost, damaged, or destroyed wheelchair or other assistive device shall bethe original purchase price of the device.
计算丢失、损坏或延误轮椅或其它辅助装置的赔偿应该以该装置的原始购买价格为基础。
The article analyzes specifically dust control for effectiveness reasonableness and introduces calculating methods of blow and exhaust wind volume of Push pull ventilation device.
对其烟尘控制的有效性和合理性作了具体分析,同时介绍了吹吸式通风装置送、排风量的计算方法。
This paper introduces the code for calculating the fuel elements, core structures activities, the main and supplementary systems of the nuclear power device.
本文介绍我们编制的用于计算堆芯燃料元件、堆内部件活化以及核动力装置主、辅系统辐射源强的程序。
This paper presents a design method of reactive power compensation and harmonics restraining device and a method for calculating the parameter of all parts of this device.
提出了一种无源无功补偿与谐波抑制装置的设计方法以及装置中各部分的参数计算方法。
The particle provides the best calculating method of residual stress, as well as designs a kind of testing device and technological method to produce residual, stress.
本文提出了最佳残余应力的计算方法;并设计了一种产生残余压应力的试验装置和工艺方法。
The spin eccentricity is an important parameter in analyzing and calculating the working characteristic for the device in fuze of a spin projectile.
旋转偏心是旋转弹引信机构工作特性分析与计算的重要参数。
A new device for measuring run out error of needle valve seat′s cone surface is proposed. The calculating and estimating methods of the error are also described in the paper.
推出了一种新的针阀体座面圆跳动误差测量装置,介绍了误差的计算与评定方法。
This article introduced the experiment theorem and device of calculating the material linear expansive coefficient with the holographic interferometry.
该文介绍了全息干涉计量法测量材料线膨胀系数的实验原理和实验装置。
The design method of medical elastic assistive devices based on reverse engineering is proposed, and the expression for calculating strain energy of the elastic device is deduced in the paper.
提出了基于反求工程的医疗辅助弹性护具的设计方法,推导出弹性护具应变能的计算公式。
This paper introduces a method of quickly and simultaneously calculating gradual change figure area by using CCD as a receiving device.
介绍了一种以CCD作为接收器件,快速实时计算变化图形面积的方法。
This paper introduces the trace equation of moving-throw device and the calculating method about the throw Angle.
本文主要是推导出投掷器械运动的轨迹方程和投掷角度的计算方法。
Transient excitation of a device followed by fourier decomposition is a calculating technique for finding the AC behavior of a semiconductor device.
基于傅里叶变换的瞬态激励法是一种模拟半导体器件交流特性的计算技术。
This paper to studied the method of testing and calculating electric energy index, then designed software and hardware of the electric energy quality monitor device.
研究电能质量指标的测试计算方法,进行电能质量监测装置的软、硬件设计,介绍电能质量监测装置的性能、工作原理和试验测试结果。
Under microcomputer control, this device implements samp ling, calculating, processing, displaying and soon automatically.
系统在微机控制下自动完成数据的采集、计算、处理以及显示等操作。
The center device has a fee calculator for calculating a fee based on the operation history of the sensor received from the security service management terminal.
中央装置具有根据由安全服务管理终端接收的传感器的运行履历计算费用的费用计算部分。
In this paper, the transmission system to carry grinding device is designed, and then designs its main components. The model size and the main technical parameters are gained by calculating.
本文对磨削装置的传动系统进行了设计,对其主要组成部件进行了设计计算,得出其型号尺寸和主要技术参数。
This paper introduces the working principle and structure of the weft density device of model JWG1724 rapier weaving machine, and analyses the calculating method of the weft density adjusting range.
介绍了JWG1724型剑杆织机纬密机构的工作原理及构成,分析了该机构纬密调整范围的计算。
In this paper, the method for calculating the electrical parameters of the passive feedback coils in fusion device is discussed.
文章给出了聚变装置中被动反馈线圈电气参数的求解方法。
Summarizes several magnetization methods of detecting steel wires, introduces the theory of magnetic bridge, and gains the structure size of the excitation device through calculating and experiment.
简述了钢丝绳无损检测的几种磁化方式,介绍了磁桥路检测法的原理,并结合理论计算和试验得出了钢丝绳截面积变化检测励磁器的结构尺寸。
Summarizes several magnetization methods of detecting steel wires, introduces the theory of magnetic bridge, and gains the structure size of the excitation device through calculating and experiment.
简述了钢丝绳无损检测的几种磁化方式,介绍了磁桥路检测法的原理,并结合理论计算和试验得出了钢丝绳截面积变化检测励磁器的结构尺寸。
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