1、

Analysis of Structural Strength of Revolving Floating Pile Driver

回转式打桩船结构强度分析

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2、

The results showed that FOK judgement was based on cue familiarity, but not on target's memory strength.

两组实验结果一致表明,FOK的等级判断的高低取决于线索熟悉程度,而不随靶项目的记忆强度而变化。

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3、

Analysis of layer split fracture morphology of ultra-high strength steel target under penetration

超高强度钢靶板穿甲过程中层裂断口形貌分析

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4、

Effect of Adiabatic Shear Bands in the Ultra-High Strength Steel Target on Penetration Resistance

超高强度钢靶板中绝热剪切带的有益作用

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5、

Using controlled rolling and controlled cooling process and changes of various process parameters improve the structure of plate, enhance strength, toughness and hardness of the plate so as to reach the target of comprehensive properties of the plate.

通过控制轧制控制冷却工艺,改变各项工艺参数,来改善钢板的组织结构,提高钢板的强韧性和硬度,从而达到提高钢板综合性能的目的。

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6、

By means of quasi-static cavity expansion theory, target strength resistance formulas are deduced for different response of target.

应用准静态空腔膨胀理论,对于靶体不同响应推导得到了靶体强度阻力公式;

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7、

Prediction target strength of mines lying on the seabed

沉底水雷目标强度预报

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8、

The target strength and echo-to-reverberation ratio of a buried target in sediment

海底掩埋物的目标强度和回声信混比

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9、

Target strength and Echo-to-reverberation ratio of bottom mines

沉底水雷目标强度与回声信混比

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10、

The result shows that the target strength formula derived in this paper is consistent with that of the rotational ellipsoid.

理论上推导出的水下前向散射目标强度的计算公式与旋转椭球体目标强度的经验公式一致。

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11、

Penetration is calculated in accordance with quasi-steady process, and the effects of target strength and break-up of jets are also considered.

侵彻按准定常过程进行计算,同时考虑了靶板强度及射流断裂的影响。

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12、

We has been buit the mathematical relationship in target strength reduction of tiling for submarine and reducing range of sonar.

建立了敷瓦潜艇目标强度降低与声呐作用距离减小的数学表达式。

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13、

With the development of acoustic stealth technology, the noise and target strength of underwater target significantly reduced, and the sonar operating range is decreasing accordingly.

现阶段由于声隐身技术的发展,水下目标的辐射噪声和目标强度都大幅降低,声纳的作用距离也随之下降。

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14、

One difficult problem is how to calculate target strength when you analyze the effect of an active homing torpedo attack on a submarine or a ship at sea.

分析主动声自导鱼雷攻击潜艇或水面舰艇的作战效果时,目标强度的求取是一个比较困难的问题。

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15、

In this paper, the target strength ( TS) of mines lying on the seabed was predicted by use of the physical acoustics method and the planar element method.

文章利用板块元方法和物理声学方法对界面附近目标的目标强度计算理论预报沉底水雷的目标强度。

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16、

Through the modeling and simulating, the pattern of scattering echo and the relation between target strength and azimuthal angle are obtained when the source and receiver are separated.

通过建模与仿真实验,得出了椭球目标在双基地条件下,散射回波的空间分布,以及在不同分置角时,散射强度随目标姿态角的变化关系曲线。

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17、

In this paper, the means to reduce mine's target strength ( TS) and its effects to reduce sonar detection distance are also analyzed, and it is proved an effective method.

讨论了改变水雷外形以降低其目标强度(TS)途径,分析了几种不同水雷外形对声纳探测距离的影响,认为改变水雷外形是降低声探测距离的有效手段。

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18、

An integral representation is derived for calculation of the form function or target strength. the resulting scattered field consists of three parts: ( 1) the scattered field from the object in full space;

导出了计算形态函数或目标强度的积分表示式.所产生的散射场由三部分组成:(1)不存在界面时目标的散射场;

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19、

To reduce the acoustic target strength of submarines and other underwater objects, a single layer of glass fibrous reinforced composites ( GFRP) was replaced by a sandwich of the material.

为了降低水下航行器和物体表面的声反射和声辐射强度,可以采用玻璃钢夹层结构代替单层玻璃钢结构。

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20、

High-performance concrete with high strength, good workability, excellent durability and other technical target for the design goal.

高性能混凝土以高强度,良好的工作性,优良的耐久性等技术指标为设计目标。

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