The nonlinear rolling damping of a ship is usually determined by rolling attenuation test in calm water.
横摇非线性阻尼通常是在静水中进行横摇衰减试验确定。
In this paper, the effect of waves on nonlinear rolling damping is researched experimentally through attenuation test of a model ship rolling in irregular waves in a wave tank.
本文通过在波浪水池中进行不规则波的船模横摇衰减试验,研究了波浪对非线性横摇阻尼的影响。
X1 probe: no attenuation, input impedance follow that of scope input impedance (usually 1 Mohm). This type of probe is seldom used because of heavy loading effect on circuit under test.
X1探头﹕没有衰减﹐输入阻抗跟示波器输入阻抗一样(通常是1兆欧)。由于对测试电路有很大的负载影响﹐所以很少使用这种探头。
Satellite on-orbit test is a useful way to monitor satellite platform, on-orbit status and attenuation degree of sensors, and is the premise and base for satellite data's processing and application.
卫星在轨测试是监测卫星平台及其遥感器在轨运行情况及性能衰减程度的有效手段,也是卫星数据处理和应用的前提与基础。
Using theory of vibration wave propagation, the concept of the attenuation coefficient of vibrating acceleration is drawn, and the test results of attenuation coefficient are analyzed.
应用振动波传播理论引出加速度衰减系数的概念,并对加速度衰减系数的试验结果进行了分析。
Attenuation-moisture test was carded out based on the principle of UHF signal transmission attenuation.
根据特高频信号传输衰减原理进行衰减-吸潮性试验。
The effect of simulated test on the volatile attenuation of CN - is satisfactory.
对CN-的挥发衰减做了模拟试验,结果令人满意。
Test results showed that the maximum attenuation effect can exceed 70%, and the expansible graphite was proved to be a possible countermeasure to millimeter wave.
结果表明最大衰减均达到70%以上,说明利用可膨胀石墨发烟剂产生的烟幕来干扰毫米波是可行的。
It also analyses the influence of attenuation of stress wave cased by the soil resistance and the damp of pile shaft material in dynamic pile test on the precision of pile shaft integrity test.
分析了动力试桩中,因土阻力和桩身材料阻尼引起的应力波衰减作用对桩身的完整性检测精度的影响。
The results well agree with data obtained from the noise attenuation performance test of the exhaust muffler.
模拟结果与消声器消声性能的试验测试数据具有较好的一致性。
By combining theory analysis with test measurement, the velocity attenuation regularity of projectile fragments was discussed.
采用理论分析和试验测试相结合的方法,对弹丸破片的速度衰减规律进行了研究。
The virus was analyzed by the animal pathogenicity test, virus attenuation, protection of the attenuated virus and virulence return experiment.
对分离的痘病毒进行动物致病性试验、病毒分离传代和致弱试验、致弱毒保护力试验和返强试验。
To study how the attenuation of vibration wave caused by traveling vehicle, we conducted a test survey along highway using three component detector and 24 trace engineering seismic apparatus.
对公路两侧不同车辆的振动情况进行了实验研究。采用三分量检波器和24道工程地震仪进行测量。
Finally, the customer requests the test method principle the attenuation, the technical outstanding person standard appearance.
最后,“顾客要求测试法”原则的弱化,“技术精英”标准的出现。
Finally, the customer requests the test method principle the attenuation, the technical outstanding person standard appearance.
最后,“顾客要求测试法”原则的弱化,“技术精英”标准的出现。
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