A new method using torsion pendulum to verify the parallel axis theorem;
用扭摆验证转动惯量平行轴定理的新方法
A new method using least square method to verify the parallel axis theorem is reported.
提出用最小二乘法验证转动惯量平行轴定理的新方法,并通过实验证明了该方法的可行性。
Combined with teaching,this thesis has advanced some argumentation on the parallel axis theorem of rotational inertia and has indicated some errors in the proving process in some teaching materials.
结合教学,提出对刚体转动惯量平行轴定理的几点教学讨论,指出不少教材里证明过程中的概念错误,并介绍一种较严谨的证明方法及该定理的一般推广式。
Its relative error is less then 2% ,and it can test the theorem of parallel axis well.
利用复摆定轴转动原理和刚体平行轴定理设计的一种新型转动惯量测定仪。
In common mechanics textbooks, in inferring the theorem of parallel axis to calculate the moment of inertia of rigid body, there implies a condition, that is, turning axis must be vertical to the section of rigid body.
讨论了转轴不垂直于刚体截面时的平行轴定理 ,并指出普通的平行轴定理只是其特
The replaceable system model is established through simplifying the complicated parallel axis system.
该文通过对复杂平行轴系统简化,建立了相当系统模型,并给出了简化后的计算公式,具有很强的实用性。
This paper develops cycloid pinwheel planetary reducer with parallel axis, which retains the advantages of three-ring reducer and cycloid pinwheel planetary transmission such as heavy capacity and high transmission ratio and overcomes such defects as easy interference and only tempered tooth flank from using inner mesh gear.
集三环减速器和摆线针轮传动的优点 ,而克服用内啮合齿轮易干涉、只能做成软齿面等的缺点 ,提出了平行轴摆线针轮减速器 ,通过对这种新型传动的工作原理、结构特点及样机性能试验结果的分析表明 ,该传动装置在低速重负荷时有显著的优越性。
Bu using three - wire perdulum shilllfully,this paper offers a new methed proving the parallel axis theorem of rotary inertia and conducts a concrete experiment.
本文巧妙的利用三线摆,提出了验证转动惯量平行轴定理的新方法,并进行了具体的实验验证。
The Teaching Debate on the Parallel Axis theorem of Rotational Inertia;
刚体转动惯量平行轴定理的教学讨论
Parallel axis theorem and K?nig theorem are deduced from the two laws of rotation.
由两个转动定律导出了平行轴定理和柯尼希定理。
Squeeze Effect of a Parallel Surface Bearing with Tailored Boundary Slippage
定制边界滑移平行轴承的挤压效应(英文)
The process partially aligns the fibers so that their longitudinal axes are somewhat parallel.
在此工序纤维大部分被理顺,这样纤维沿轴向呈一定程度的平行状态。
parallel planetary gear
平行轴-行星减速齿轮
The plane Cartesian coordinate representing the distance from a specified point to the x-axis, measured parallel to the y-axis.
纵坐标平面笛卡尔坐标系中代表某一定点到X轴的距离，以平行于Y轴的方法来度量
cross travel of horizontal spindle box
水平主轴座横向行程
parallel axis gear
平行轴传动减速齿轮
straight-compound cycle
平行双轴(燃气涡轮)循环
parallel axis gear combined with right
圆锥平行轴减速齿轮
parallel swivel bench vice
平行轮轴钳工台虎钳
Calculation of Magnetic Force Between Two Parallel Coaxial Circular Coils Carrying Currents;
利用虚功原理计算两平行共轴载流圆线圈的磁力
a bearing designed to take thrusts parallel to the axis of revolution.
设计成可以利用与旋转轴平行的推力的轴承。
Application of Large-Aperture Collimator in Optical Axis Parallelism Measurement
大口径平行光管在多光轴探测器光轴平行性测量中的应用
a law stating that the ratio of the square of the revolutionary period (in years) to the cube of the orbital axis (in astronomical units) is the same for all planets.
说明所有行星的运行周期的平方（年）和轨轴的三次方（天文单位）的比例都一样的定律。
" Reflecting prisms--Optical axis, length of opticalaxis, axial section and optical parallelism"
GB/T7660.1-1987反射棱镜光轴、光轴长度、光轴截面与光学平行度
Pursue Click and Assay and Repair Making Improve the Management Level of the Equipment;
推行点检定修制 提高设备管理水平
Transcendency the Costant Center of Jia Pingwa s Seeking for Truthfulness;
超越性——贾平凹真实性追求的恒定轴心