Now we come to the Second Law, Newton's Second Law.

Method of Improve Precision in the Experiment of the Second Law of Newton

提高牛顿第二定律实验精度的方法

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The Second Newtonian Law under the Circumstance of Transformed Quality

变质量情况下牛顿第二定律的实验研究

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Newton's Second Law for the Simple Change Mass System

简易变质量系统的牛顿第二定律

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Error analysis of the second law of Newton in experiment

牛顿第二定律实验中的误差分析

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Theoretical Derivation to Newton's Second Law and the Law of Coulomb

库仑定律和牛顿第二定律的理论推导

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A Method of Verifying Newton ′ s Second Law of Motion

验证牛顿第二定律的一种方法

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The Newtonian second law is applied to calculate the hydrodynamic characteristics of the process of the 4 300 cars carrier launching with pontoon. This paper discusses about the computing methods and the factors influencing the numerical results.

对可装4300辆的汽车运输船（PCTC）带浮筒下水过程的动力学采用牛顿第二定律进行计算，对计算方法的选取以及影响计算结果的因素进行分析；

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Having pointed out that merging a ∝ 1/ m and a ∝ F into a ∝ F/ m simply is not obvious as expectation in the teaching of Newton's second law, we should give reasons as far as possible.

指出在牛顿第二定律教学中，简单地把a∝1／m与a∝F直接合并为a∝F／m并不如预期那样显而易见，应尽可能给以说明。

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The new model is different from that based on Jeffery's equations and is established in terms of Stokes'drag law and Newton's second law.

新的数学模型是建立在Stokes曳引定律和牛顿第二定律的基础上的，它不同于建立在Jeffery方程基础上的现存方法。

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And so we get Newton's Second Law: Fs ma minus mg& it's in this direction equals m times a and so the bathroom scale m indicates m times a plus g.

依照牛顿第二定律：，处在正方向。，F，of，s，is，in，plus，direction。。。，减反方向的mg，等于，故秤的，读数是。

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The essential equation is simply F= ma, Newton's Second Law, where F is the sum of all the forces.

基本公式就是牛顿第二定律F=ma，F指各种力的总和。

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Now I can write down, in the x direction, Newton's Second Law.

这就能在x方向，运用牛顿第二定律。

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So let's write down now Newton's Second Law in the x direction.

下面重写x方向的，牛顿第二定律。

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The concept of space time in classical mechanics is equal to that in Newton's second law of motion in essence.

经典力学的时空观本质是牛顿第二定律的时空观。

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Developments in physics since the time of Newton make the law of momentum conservation appear to be more fundamental than newton's third law.

牛顿时代以来物理学的发展，使动量守恒定律显得比牛顿第三定律还重要。

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A single-particulate movement equation was established based on Newton's second law. Newton's third law was applied to determine the two-way coupling resulting from the interaction of particulate phase and gas phase.

基于牛顿第二定律建立单颗粒运动方程，应用牛顿第三定律确定颗粒相和气相相间相互作用的双向耦合。

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In this chapter we shall investigate some of the more subtle aspects of Newton's Second and Third Laws.

在这一章中，我们将研究牛顿第二和第三定律的较为精细的方面。

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This is forced out the jet orifice ( 9) at great speed, producing ( by Newton's third law of motion) a reaction which drives the motor in the opposite direction.

这在喷口（9）产生了高速的喷气，根据牛顿第三运动定律，一个反作用力就驱动引擎向相反的方向运动。

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The coupling of the discrete particle with continuum gas was achieved by applying the principle of Newton's Third Law of Motion.

气固两相之间的耦合是由牛顿第三运动定律来实现。

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Arguments based on the impossibility of perpetual motion can be used to support Newton's third law of mechanics.

以承动机的不可能实现为基础的论据，也可用以支持牛顿第三运动定律。

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