1.This article has studied the definite integral used in the physics application from power,force,moment of inertia,orthocenter of plane figure and calculation of inertia moment,mainly utilizing the research method from particulars to generals.
本文从功、力、转动惯量、平面图形的形心和惯性矩的计算这几个方面研究了定积分在物理学中的应用,主要运用了从特殊推广到一般的研究方法。
2.Theorem of kinetic energy is the basic universal method to calculate the fly wheel and the correspondent moment of inertia of loading move which converts into a axle, four big mechanisms of lift are presented in the paper, for lifting, travelling and rotating mechanism, the calculating, is much simpler than before of the equivalent method for calculating moment of inertia.
本文阐述的动能定理是计算起重机四大机构载物运动质量折算到某轴上的飞轮矩及其相应的惯性力矩最基本的通用方法,而对起升、运行和旋转机构来说,更为简便地是采用计算惯性力矩等效性的方法。
3.For bare land or low vegetation coverage conditions(NDVI≤0.3),apparent thermal inertia(ATI) based on the thermal inertia theory can be used to deduce the soil moisture and for high vegetation coverage,vegetation-soil-water index(VSWI) method.
裸地或低植被覆盖条件(NDVI≤0.3)采用基于热惯量理论的表现热惯量法(ATI)、高植被覆盖条件(NDVI>0.3)采用作物供水指数法(VSW I)来反演土壤含水量。
4.This paper mainly analyses the dynamic braking process of inverter driven induction motor , which holds the large inertia loads for decelerating . According as a series way of dynamic braking calculation, calculates some value of DB resistor and braking unit. These general way of dynamic braking calculation can be used the inverter of RTG hoist motor for braking applications to bring large inertia loads to a quick stop .
着重对变频器驱动三相交流电动机带大位能负载下放时 ,变频器电气制动动态过程进行分析 ,依据制动转矩和制动过程时间的要求 ,合理计算制动单元和制动电阻 ,并对轮胎式集装箱门式起重机 (RTG)的起升变频器制动单元和制动电阻进行校验 ,以获得理想的快速制动特性
5.In accordance with principles of constant barycenter and principle of phase difference in theory of vibration, flexible counterweight is added to let the greater part of first ordered inertia force and a part of second inertia force of the slider to obtain equilibrium.
根据质心不变原理及振动理论中的相位差原理,附加柔性配重使滑块的一阶惯性力的绝大部分及二阶惯性力的一部分得到平衡。
6.But bloating, laxity, conceit, extravagance and inertia are to be found in certain degrees.
现在是有点肿、散、骄、奢、惰。
7.Based on the same principle of floating stability calculation of rectangle caisson, the moment of inertia of gravity axis of the fan shape is transformed through coordinate transformation formula, and the general formula and calculation method of floating stability for c limier caisson with partition ails are obtained.
摘要引用矩形沉箱浮游稳定计算的相同原理,把扇形重心轴的惯性矩通过转轴公式的转换,再经数学证明,得到带箱格圆形沉箱浮游稳定计算的通用公式和计算方法。
8.From this it is clear that our bodies tend to keep their state of motion and oppose any change in that condition. This is due to inertia too.
由此可知,我们的身体倾向于保持其运动状态而抵制在这种状态下的任何变化,这也是由于惯性的缘故。
9.The mathematical model of principal axis moment of inertia of the ball rotor with time when the quasi-fluid is flowing out was established by using the parallel cross-section method,then the expression of nutation moment was obtained by substituting the mathematical model into the Euler equation,which provide the theoretical law for realizing delay arming function of fuze.
运用平行截面的方法建立了在准流体泄流过程中球转子主轴转动惯量随时间变化关系模型,并代入欧拉方程推导得出了转正力矩表达式,为变转动惯量球转子实现延期解除保险作用提供了理论依据。
10.Based on the conservation principle of linear and angular momentum, the method derives the equations of the mass and mass center as well as inertia tensor of the new end-effector for the manipulator handling the unknown object.
该方法基于线动量和角动量守恒定律,推出了机械臂负载未知目标的新的末端效应器的质量、质心和转动惯量的方程组。