总之，海军计划采购30艘新型潜艇使其有强大的水下作战能力。
In all, Navy plans to procure 30 new submarines to have formidable underwater fighting capabilities.
将近200年之后，在环游世界时，人们已经可以乘坐潜艇在水下一次呆上几个星期，潜艇的能量也几乎没有限制，其上还有能摧毁数座大型城市的武器。
Nearly 200 years later, men could remain underwater for weeks at a time while crossing the globe on a submarine with a nearly limitless supply of power and the means to destroy several large cities.
每个潜艇都将有一两个驾驶员在艇上使用踏板或其他推动系统来引导他们的船最快地穿越水下328尺（100米）的比赛航程。
Each sub will have one or two pilots onboard who use pedals or some other propulsion system to guide their vessel across the 328-foot (100-meter) submerged racecourse the fastest.
俄国通过派遣一艘潜艇在北极水下大约4公里处安置一面耐腐蚀的钛制旗子，表明其所有权。
And Russia has staked a claim by sending a submersible to plant a corrosion-resistant titanium flag some 4km below the North Pole.
英国最资深的海员、第一海务大臣乔纳森·班德上将说，水下撞击对潜艇上的核反应堆和核弹的安全没有造成风险。
Britain's most senior sailor, First Sea Lord, Adm. Jonathon Band, said the underwater crash posed no risk to the safety of the submarines' nuclear reactors and nuclear missiles.
雷锡恩公司(Raytheon)是一家美国企业，它成功的从一艘水下的潜艇上发射了无人机。
Raytheon, an American company, has launched a drone from a submerged submarine.
建造潜艇的学生们聚集在马里兰州的海军水面作战中心来参加一次比赛以测试他们的工程技能- - -和在水下踩踏板的能力。
Student submariners gather at the Naval Surface Warfare Center in Maryland to compete in a race that tests their engineering skills-and ability to pedal under water.
由于受探测手段的限制，水下潜艇对空中目标的威胁评估一直是研究难题。
Limited from detecting means, the threat estimation on air targets is a difficult problem to submarine underwater.
如果潜艇在水下进入我国领海，我们将必须采取保障海洋安全的行动。
If [submarines] enter our territorial waters while underwater, we would have to implement maritime security action, ' Prime Minister Shinzo Abe told parliament Tuesday.
譬如，海带缠潜艇的设想已经被一名机械工程专业的研究生马磊付诸实践，转化成为了一种水下防御系统，并申请了国家专利。
For example, Ma Lei, a mechanical engineering graduate, has invented an underwater defense system based on Zhang's hypothesis and it has been patented by China's State Intellectual Property Office.
一个要求潜水装备的男子，后来被命名为“伽马”，离开水下潜艇和攻击敌潜艇。
One called for the scuba-equipped men, later to be named the "gamma", to leave a submerged submarine and attack enemy vessels.
针对这一特征，考虑利用激光光源在远处水下产生空化噪声作为假目标，用来模拟潜艇螺旋桨产生的空化噪声。
Make use of the laser-generated cavitation noise to generate false target based on this property, which is simulation of the cavitation noise generated by submarine propeller.
温跃层对于潜艇的水下航行和战斗具有十分重要的意义。
Thermocline is important for submarine in underwater navigation and action.
潜艇结构水下碰撞是潜艇的主要事故形式，也是船舶碰撞最为危险的状态之一。
The collision of submarine structure under water is a main accident form and one of the most dangerous states for ship collision.
随着低噪声安静型潜艇的出现，传统的水下目标探测手段面临着挑战。
Along with the appearance of the low noise peaceful submarine, the traditional undersea detection methods face the new challenge.
高压气吹除主压载水舱是潜艇水下动力抗沉的重要操纵手段之一。
Emptying the main ballast tank by compressed air is one of the important control measures for underwater dynamic anti-sinking.
采用数值计算和试验手段相结合的方法，对潜艇艇体结构在水下爆炸载荷作用下的损伤进行了研究。
The Dynamic response of submarine structure subjected to underwater blast loading was investigated by using both numerical calculation and experimental methods.
使用ANSYS有限元软件建立带有推进轴系的潜艇尾部结构模型，用直接边界元方法进行潜艇尾部结构水下辐射噪声特性分析。
The finite element model of underwater structure with shafting is built by ANSYS. The characteristics of structural acoustic radiation are investigated by the direct boundary element method.
简要介绍了潜艇GPS水下定位系统的水声定位子系统的组成与工作原理。
GPS underwater localization system of submarine can determine the absolute position of a submarine precisely when it sails underwater.
潜艇水下运动是多姿态的三维空间运动。
The submarine underwater motion is the multi-stance 3D movement.
对潜艇水下跟踪目标的一种方法-多方位-速度法进行了深入分析，发现它具有独特的性能。
An underwater target tracking method applied in submarine, i. e, tracking a target with bearing measurements plus its known speed, is analyzed. Some unique properties are unearthed.
随着水声探测潜艇的手段和方法以及带有声制导的水下武器的不断完善，对潜艇的声学性能的要求越来越高。
With the progressive development of underwater acoustic detection and acoustic-guided weapons, more advanced requirements are imposed upon the acoustic properties of submarines.
本文的结果对潜艇抗水下爆炸的研究有重要意义。
The results presented are important to the study of withstanding explosion of submarine structure.
为了对置于潜艇尾部的水下拖曳系统在收放缆时的安全性进行评估，计算了螺旋浆和艇体的尾流近场。
In order to evaluate the security of an underwater towed system which is deployed or retracted from the up stabilizer of a submarine, the near wake flow field of the propeller and hull was calculated.
为了对置于潜艇尾部的水下拖曳系统在收放缆时的安全性进行评估，计算了螺旋浆和艇体的尾流近场。
In order to evaluate the security of an underwater towed system which is deployed or retracted from the up stabilizer of a submarine, the near wake flow field of the propeller and hull was calculated.
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