查询词典 fish torpedo

Aiming at forecasting the torpedo acoustic homing range for actual targets under real water conditions, this paper summarizes the typical water conditions in different sea spaces and seasons, presents a forecast method of torpedo acoustic homing range, and establishes a transmission loss forecast model based on the ray acoustic theory and a reverberation level forecast model based on the cell scattering model.

针对真实水文条件下鱼雷声自导对实际目标的作用距离预报问题，总结了不同海域、不同季节的典型水文条件，提出了鱼雷声自导作用距离预报方法，以射线声学理论为基础建立了传播损失预报模型，以单元散射模型为基础建立了混响级预报模型。

In this paper, a space model of antisubmarine homing torpedo's trajectory has been established based on the surface warship attacking underwater target, a formula which can be used to calculate the trajectory length of antisubmarine horning torpedo is also given.

在建立了水面舰艇发射反潜自导鱼雷攻击水下目标的空间弹道模型的基础上，提出了反潜自导鱼雷全弹道长度的一种计算公式。

Simulation result illustrates that the course estimation of the coming torpedo is very effective to the surface ships in the defense against wake homing torpedo by using suspended depth charge.

仿真结果表明，来袭鱼雷航向估计应用于在水面舰艇使用悬浮式深弹拦截尾流自导鱼雷中是非常有效的。

To improve warship's ability of defense torpedo, the thesis raises a assumption that use subaqueous cannonball to intercept torpedo by carrier helicopter for the first time.

为了进一步提高水面舰艇对鱼雷的防御作战能力，首次提出了舰载直升机使用航空深弹拦截鱼雷的战术设想。

In the paper, the structure type of torpedo turbine engine and the three-speed system states of work gas were researched. The work process of torpedo turbine engine was analyzed.

本文对鱼雷涡轮机结构类型、鱼雷涡轮机的三速制工况进行了计算研究，对涡轮发动机的工作过程进行了分析。

Cooper: T2 Torpedo boat armed with a torpedo tube and antitorpedo charges.

- Cooper： T2的鱼雷船配备了一鱼雷发射管和反鱼雷系统。

Through the model analysis on the structure of torpedo cars body with Block Lanczos method, the first fifteen natural frequency and vibration modes are calculated. Moreover, it also looks for the idiographic measures to boost up torpedo car against vibration by analyzing the reason for that.

运用分块Lanczos法对混铁车罐体结构进行了模态分析，得出了罐体的前15阶固有频率和振型；分析了引起混铁车罐体振动的原因，以寻求增强混铁车罐体抗振性能的具体措施。

Relied on practical engineering project, the paper studies a 320t torpedo car"s body. It investigates more thoroughly on the urgent solved problem of thermal mechanics coupled in the design and analysis of torpedo car"s body by using finite element analysis software named ANSYS.

本课题依托于实际的工程项目，以320t混铁车罐体为研究背景，利用有限元分析软件ANSYS对混铁车罐体结构设计分析中急需解决的热力耦合问题进行了研究。

Comparison of the test and simulation data verified the validity of the mathematical trajectory model, and proved that the current submarine torpedo tube could not launch the 534 mm torpedo.

比较仿真和试验结果，验证了内弹道模型，并证明了利用现役潜艇鱼雷发射管自航发射534口径鱼雷是不可行的。

Based on the abnormal limited boundary condition in the swim-out torpedo tube, simulation was conducted to calculate the resistances of pressure difference and the flow losses according to different movement phases of torpedo in the constant section tube.

根据自航管内非常局限性边界条件，结合鱼雷在管内各阶段的运动状态，实时计算了补水压差阻力和其他流体阻力，并进行了计算机仿真。

Through comparing with the results by simulation to study the effects of theprojectile"s final velocity, the angle of rotation and the ballistic trajectory"s migration withdifferent projectile"s rotating speeds, different target"s moving speeds and differentpenetration angles.

通过比较数值模拟的结果来研究不同弹头转速、目标速度、侵彻角对侵彻过程中弹头最终速度、翻转角度和弹道偏移的影响。

I love stationery and all the accoutrement of writing.

我爱文具以及所有的书写的工具装备。