The results show that the equations have benefit to the deduction of the pantograph's mechanical differential equations.
研究结果表明：利用升角与升弓高之间的关系，可简化受电弓运动微分方程的推导；
Besides dispensing with the traditional engine bay on a car, hub motors save space and weight because there is no need for a mechanical transmission, with its driveshafts and differential units.
除了不需在汽车上配置传统发动机舱，由于轮毂电机不需要机械传动(一般有传动轴和差别单位)，轮毂电机能节省汽车空间并减少重量。
Differential evolution algorithm is applied to optimization problem of mechanical design and the basal theory and steps are analysed.
将差异演化算法应用于机械优化设计问题，具体分析了差异演化算法的基本原理和步骤。
A form invariance for mechanical systems with second_order reducible differential constraints is studied.
研究具有二阶可降阶微分约束的力学系统的形式不变性。
Through the mechanical analysis, the differential equation for the longitudinal deformation of cold forming steel is derived, and the formula for longitudinal rotation Angle is obtained.
对冷弯型钢的纵向变形过程进行了力学分析，得到了变形微分方程，求得了转动角的理论公式，并对其变形形状进行了分析计。
Differential: mechanical limited slip differential.
差分：机械限滑差速器。
Different site microstructure and mechanical properties of aluminum-silicon alloy in differential pressure casting process were investigated. The gate system was adopted vertical slitting gate system.
采用差压铸造工艺，研究垂直缝隙式浇注系统浇注的铝合金硅铸件不同位置的组织和力学性能变化。
Stated in matrix form, the module shuns the complex direct differential of mechanical output expression, and resolves the relativity of mechanical output parameter error successfully.
整个模型以矩阵形式表达，避开了对机构输出表达式直接微分时复杂的数学运算，成功地解决了机构输出参数误差的相关性问题。
Gastroscopy and X - ray were the main methods of diagnosis of gastroparesis and differential diagnosis with mechanical ileus.
胃镜X线检查是胃瘫诊断与机械性肠梗阻鉴别的主要方法。
On the form invariance of differential equations of motion for generalized mechanical system in terms of quasi-coordinates;
研究完整力学系统准坐标表示的运动微分方程在群的无限小变换下的形式不变性 。
The differential device with stepless speed regulation, which is composed of a mechanical stepless speed governor and a planetary differential device, has many advantages.
利用机械式无级变速器与行星差速器组合成无级调速差动机构，具有许多优点。
A differential laser Doppler system is built to measure the in-plane movement of micro-electro-mechanical systems (MEMS), and the vibration of a MEMS resonator has been measured.
建立了用来检测微机电系统谐振器面内运动的激光差动多普勒系统，测量了谐振器的振动速度。
A new classification for stuck pipe is presented in which the stuck pipe can be divided into mechanical, differential and circulation sticking.
提出了将卡钻类型分为机械卡钻、压兰卡钻和循环卡钻三类的新方法。
The basic concepts and principles, especially prospects in wood fiber mechanical properties, differential treatment on microsamples and ancient timber structures, have been introduced in this paper.
本文阐述了零距拉伸的原理和应用，着重介绍了零距拉伸在木材纤维强度评价， 物理化学处理对微尺度木材强度的影响，和在古建筑强度评价中的应用前景。
To use respectively that rigid body plane differential equations of motion, theorem of angular momentum, conservation law of mechanical energy, and the law of conservation of energy.
从时间的均匀性可推得机械能守恒定律，从空间的均匀性和空间的各向同性可分别推出动量守恒定律和角动量守恒定律。
To use respectively that rigid body plane differential equations of motion, theorem of angular momentum, conservation law of mechanical energy, and the law of conservation of energy.
从时间的均匀性可推得机械能守恒定律，从空间的均匀性和空间的各向同性可分别推出动量守恒定律和角动量守恒定律。
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