弹道的

This paper mainly experiment research and numerical analyzed the submunition ballistic trajectory condition of hard structure munition.

本文主要对攻坚弹药子弹弹道环境进行了初步的试验研究和数值分析。

The 112 cases review analyses outpatient services are applied curing the clinical data of ureter disease patient through the trans-urethral ureteroscope, and among them cure in next section 97 cases in the middle and lower ureteral stone combination the going on nephralgia, blocking nature kidney, the ballistic lithotripsy etc through the trans-urethral ureteroscope, other is for diagnosis 15 cases URS.

回顾性分析112例急诊应用经尿道输尿管镜术治疗输尿管疾病患者的临床资料，其中经尿道输尿管镜术联合气压弹道碎石术治疗输尿管中下段结石合并持续性肾绞痛、梗阻性肾功能不全、感染等97例。

Optimal control mathematic model of guided bomb's optimal glide trajectory was established.

建立了制导炸弹铅锤平面内最优滑翔弹道问题的最优控制数学模型。

After briefly introducing the basic theory of orbit determination based on TTD measurements, we carry out three aspects of research.

这一部分在简介外弹道测量定轨的基本原理后，开展了三方面的研究。

In this thesis, the measure principle of outer trajectory of the TV tracker is introduced and the influence of the roll, pitch and yaw rotation to the LOS is analyzed in detail.

本文简要介绍了电视跟踪仪外弹道测量原理，详细分析了船体横摇、纵摇和艏摇运动对电视跟踪仪跟踪性能的影响。

Type 190 Ballistics Longitude-Latitude Photographic Plate is dedicated for night photography of luminous ballistics of conventional or strategical arms.

190弹道经纬照相干版适用于各种常规兵器和尖端武器曳光弹道的夜间拍摄。

PLU is safe and effect on ureteral calculi, especially for calculi in middle and lower section.

输尿管镜下气压弹道碎石术治疗输尿管结石安全有效，可作为中下段输尿管结石的首选治疗方法。

Additionally,the method to determine position coordinate and trajectory vector of the shooting point with detection array is also studied in this paper.

另外还研究了利用正四面体探测基阵确定射击点空间位置坐标和弹道矢量的计算方法。

In order to exactly compute the motion of projectile in gun tube and the initial disturbance, the theory of two-phase flow interior ballistic is applied to the study on launch dynamics.

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 for self-propelled artillery. In order to exactly compute the motion of projectile in gun tube and the initial disturbance, the theory of two- phase flow interior ballistic is applied to the study on launch dynamics.

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。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。