由于锚固体系中有不同大小和程度的缺陷，声波在传播过程中将产生能量衰减、相位突变及频散现象。
The existence of various lacunas in bolt bonding system will cause the acoustic wave energy attenuation, phase aberration and frequency dispersion.
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。
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.
弹性波振幅在岩石中的衰减程度受其温压、所含流体性质、流体饱和度、岩石组分、结构等因素的影响。
Attenuation of elastic wave amplitude in rock is affected by its temperature and pressure, filled fluid properties, fluid saturation, rock composition and structure, etc.
组织损伤是阈值过程，每条剂量曲线可被视为阈值曲线，损伤程度随距离的增加呈指数衰减。
Tissue damage is a threshold process, each dose curve can be regarded as the threshold curve, degree of injury increases exponentially with distance attenuation.
提出了一种自适应模糊小波神经网络的滑模控制策略，保证系统的跟踪误差和对外界干扰的抑制被衰减到期望的程度。
An adaptive sliding mode control based on fuzzy wavelet network is proposed to guarantee the effects of the tracking error and external disturbances can be attenuated to a specific attenuation level.
最后，本文给出了衰减系数的仿真实现，仿真结果也表明了应用衰减系数的新型多级非线性并行干扰删除器性能改善的程度。
And simulation results show that to what extent the performance of the novel multistage non-linear PIC based on attenuation factors can be improved.
循环寿命测试，球磨的样品经过50次循环其容量衰减到40%，非球磨样品经25次的循环即衰减到同样程度。
Cycling life tests investigated that the capacity of alloy prepared by ball milling decreased to 40% after 50 cycles, while the solid-state diffusion method just 25 cycles.
落叶松和软木松木材随着腐朽程度的加重，力学性能迅速衰减，其中抗弯强度降低最为明显，其次是抗压强度，密度变化最小。
Wood density and mechanical properties were rapidly decreased with the increasing decay for larch and pine timber, the most is MOR, then crushing strength, and the density is the smallest.
经过弯管后水击压力有不同程度的衰减。
国内外公路建设和运营的实践表明，公路使用性能的衰减与丧失很大程度上与路基地下水和地面水的存在有关。
The practice of domestic and abroad highway construction and service shows that the damages and the lost of highway service capability have closed relation with subgrade drainage system.
理论分析结果与实测结果的比较表明，本文所提供的分析结果可以用来初步预计轴流压气机叶片尾迹沿轴向的衰减程度。
Show in the experiment these results, which presents in the paper, may be used for predicting the axially attenuation of wake for the axial compressor blade.
通过数值结果对纵、横波之间的耦合程度以及介质的不均匀性对波的衰减作用进行了讨论。
A discussion is made on the coupling intensity between the compressional and shear waves and the amplitude attenuation resulting from the inhomogeneity of the medium.
模拟结果表明串扰衰减程度与基底介质的损耗、接地孔参数有关。
The results show that the effectiveness of crosstalk reduction depends on the dielectric losses of substrate and parameters of via holes.
提出用参数辨识确定推进剂中钾、钠杂质含量以及后燃对喷焰微波衰减影响程度的方法。
An identification technique was presented for estimating the impurity level in propellant and the properties of exhaust afterburning, which can not be measured simply by experiment.
这部分从设计人员、设计意图及教科书三个角度，具体探讨了教科书设计如何最大程度得强化超越性偏离、减少衰减性偏离的具体措施。
Three angles in this part, which were the designers, design intentions and textbooks, were discussed how to strengthen transcendence deviation and weaken attenuation deviation.
分析发现基板材料、散热器大小不同，达到平衡状态时的温度不同，对LED灯的光通量衰减影响程度不同。
Analysis showed that under the different condition of substrate materials, sizes of radiator, the flux LED bulbs attenuate different affect extent.
结果表明，信号幅值对裂缝损伤的变化最为敏感，且随损伤程度的不断增加呈现出不断衰减的趋势。
The results show that the amplitude of the stress signal is the best sensitive to the change of damage among the parameters and it will gradually decay with the increase of damage degree.
本人们试图定义后的血压程度联络在一同的最大衰减的血肿。
We sought to define the systolic BP level associated with greatest attenuation of hematoma growth.
美国一项研究发现，多达20%的青少年存在不同程度的听力衰减问题，专家呼吁青少年调低iPod音量。
Teenagers are being urged to turn down the volume on their iPods after a US study found about 20% of teenagers were found to have some degree of hearing loss.
岩体声波衰减品质因素Q值是反映岩体完整性程度的综合参数。寻找稳定、可靠、简便的计算方法是将Q值应用于现场测试的关键。
The quality factor Q of the acoustic wave attenuation is a comprehensive parameter reflecting the integrality degree of rock mass.
回顾过去所做的颈部电脑断层摄，发现有四十五例是属于低密度病变，依据这些病变的衰减程度；彼等有否边绿加强以及其均匀以作鉴别诊断。
We reviewed 45 cases in which CT studies revealed low density lesions in the neck. They were analyzed according to density, rim enhancement and homogeneity for further differentiation.
回顾过去所做的颈部电脑断层摄，发现有四十五例是属于低密度病变，依据这些病变的衰减程度；彼等有否边绿加强以及其均匀以作鉴别诊断。
We reviewed 45 cases in which CT studies revealed low density lesions in the neck. They were analyzed according to density, rim enhancement and homogeneity for further differentiation.
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