Fabrication technique of steel beam for bifilar and hyperbolic pedestrian overbridge in Haidian Park in Beijing 北京海淀公园双线双曲人行天桥钢梁制造安装技术
"Bifilar balance method" measuring the horizontal component of geomagnetism 双悬线平衡法测量地磁水平分量
Double bifilar helix linear polarized wiggler field 双-双绕螺旋线极化摇摆器磁场
A bifilar-helix wiggler used in a free-electron laser 用于自由电子激光器的双绕螺线波荡器
The General Bifilar Torsion Pendulum of Measuring Radial Moment of Inertia for Irregular Stick Shaped Bodies 介绍一种测定不规则棒形构件径向惯性矩的测定方法
The general bifilar torsion pendulum of measuring radial moment of inertia for irregular stick shape bodies ── Method of moment of momentum 测量不规则棒体径向惯性矩的一般双线摆&动量矩法
The equation of dynamics of bifilar pendulum has been sol-ved in this paper. The formulas to calculate free swing period under small and large angular amplitude conditions are given, and error analysis is discussed briefly. 本文求解了双线摆的动力学方程,得出了计算小角度摆动和大角度摆动时双线摆动周期的计算公式,并进行了误差分析。
Inside starting technique for three-phase bifilar 200 ton ESR furnace 三相双极串联200吨级电渣炉炉内启动技术
The pedestrian overbridge of Haidian Park is located in Beijing Haidian Park, whose steel-concrete continous beam is a bifilar and hyperbolic through box beam. 海淀公园人行天桥位于北京海淀公园内,其钢-混凝土组合连续梁为双线双曲下承式箱梁。
This paper describes the structure and principle of a bifilar torsion pendulum in its general ( unsymmetrical) form. 本文介绍了一般双线摆的结构原理。
This paper discusses the bifilar splitting phenomenon of magnetic focusing spiral curve. 文中对磁聚焦螺线的双线分裂现象进行了讨论。
The Analysis of Oscillation Properties for a General Bifilar Torsion Pendulum 一般双线摆的振动特性分析
In this paper, by supposing the currents on the two lines are equal but opposite and with the application of bifilar transmission-line theory, the current-voltage relationships of the asymmetrical ( current) bifilar even transmission line are obtained. 该文在假设双线传输线两线上电流大小相等、方向相反的条件下,运用双线传输线理论思想,推得不对称(电流)双线均匀传输线的电压、电流关系。
Analysis about bifilar hot water heating system stability 双线式热水采暖系统稳定性分析
The bifilar pendulum absorber is used to reduce the inplane longitudinal and lateral excitation forces and it is mounted to the rotor hub of a helicopter. 双线摆式吸振器是位于直升机旋翼旋转平面内用来吸收该平面内桨毂纵、横向激振力的动力吸振器,能随旋翼转速而调谐。
Free Swing Period of Bifilar Pendulum 双线摆的摆动周期
In light of the actual lubricating points in the sintering system the present paper analyzes the disadvantages in the bifilar type and terminal type dry lubricating system and introduces the principles and compositions of the integrated intelligent lubricating system and analyzes the working process and advantages of the system. 针对烧结机系统中常见润滑点,分析了双线环式和终端式干油润滑系统的缺陷;介绍了智能式集中润滑系统的组成和作用原理,分析了该系统的优点和工作程序。
To measure the horizontal component of geomagnetism, the "bifilar balance method" is used, together with an additional adjustable magnetic field to compensate the geomagnetic field. 采用“双悬线平衡法”,并利用外加可调磁场与地磁水平分量补偿的方法对地磁水平分量进行了测量。
As the requirement for high temperature up to several hundreds tolerant, this paper only introduces the analysis for bifilar helix, waveguide element and cross dipole element. 2. 由于设计的圆极化阵列要求能够经受几百度高温的考验,这里主要分析了螺旋单元,波导单元和交叉偶极子单元。