为了更加准确地计算火炮弹丸的起始扰动,将两相流内弹道应用于发射动力学研究.This paper focuses on the study of launch dynamics self - propelled artillery.线圈靶测速是一种行之有效的弹丸速度测量方法.Coil target is an effective method to pill velocity measurement.通过外弹道程序,获得弹丸出炮口后的运动...
My father would burst into the kitchen, brushing past my mother...我父亲会紧贴着母亲擦身而过，冲进厨房。Mother was in the garage, brushing the dirt aside.母亲正在车库里扫除灰尘。A thorough brushing helps to freshen up your mouth...彻底刷牙有助于口气清新。Mouthwas...
等能量 、 等变形夯扩挤密矸石桩是一种地基加固新技术.Practical construction shows that equal energy, equal deformation tamping a.文章介绍了气动夯锤打桩的施工方法.This paper presents the construction method of pneumatic rammer piling.针对一台液压夯管锤,通过改变其供油压力,考察了其工作参数的...