查询词典 projectile

In Collisions in Free-fall, Lewin dons hiking shorts, a pith helmet, and sunglasses to conduct a projectile experiment by firing a ball at a monkey suspended from a pole.

在"自由落体中的碰撞"中，列文穿着旅行短裤，戴着木髓制的太阳帽和墨镜做一个抛物线实验。他点燃在打桩落锤的一个支撑点上搁置的一个小球。

Aiming at the problem of the plateau firing table compilation, the expression of two-variable function of projectile drag coefficient varying with the mach number and altitude above sea level is presented in this paper.

针对高原射表编制问题，提出了随马赫数与海拔高度变化的弹丸阻力系数二元函数表达式和利用雷达测速曲线中提取阻力系数二元函数的方法。

Based on the theory of probability statistic, a non-fixed value probability finite element analysis method by using FEA software ANSYS and Monte Carlo method was studied, by which the probability characteristic of projectile strength failure function was analyzed.

本文以概率统计为理论基础，综合采用有限元分析法和蒙特卡罗法，拟对弹体强度失效概率特征的非确定性概率有限元分析方法进行探讨。

In the interest of seeking the essential principle and technique about how to enhancethe muzzle velocity of projectile, preparation technics and fundamental characterstics ofprogrammed splitting stick propellants and polyether polyurethane close-grainedpropellants, this two kinds of high progressivity burning and high charging densitypropellants, were researched in this paper.

为了寻求提高弹丸初速的基本原理和方法，本文对按序分裂杆状和小颗粒固结药柱两种高渐增性／高密度发射药的制备工艺和基本性能进行了研究。

Robert's projectile motion has greatly changed.

罗伯特的飞行道具有很大变化。

The simplification is based on the assumption that the horizontal and vertical components of projectile motion are independent and can be treated separately.

简化是基于假设的抛射运动的水平和垂直分量是独立的，可以分别处理。

The purpose of this study is to help junior college students to learn a more clear conception of the projectile motion by the computer-assisted learning.

摘要此研究之目的在协助专科学生厘清学习抛体运动的迷思概念。

On the basis of refrequence 9, the dissertation considered the transverse vibration of gun tube and the influence of the motion of in-bore projectile.

在文献[9]的基础上，考虑了身管的横向振动以及弹丸膛内运动的影响。

To revise the law of horizontal projectile motion.

复习平抛物体运动的规律。

An elastoplastic nonlinear dynamic model is developed for simulating a projectile fuze system in barrel motion.

应用弹塑性非线性有限元动力学模型描述弹丸引信系统的膛内运动过程。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失