When a plate is simply supported at four edges, it can be solved by double sine sery method to get each proper frequency.
当板的四边为简支时可用双正弦级数解法来求得各阶固有频率。
Wavelet packets with the advantage of time frequency zoom is used in this paper to decompose the post fault transient electrical quantities by the proper frequency span.
应用在时频空间皆具有良好聚焦特性的小波包，以适当频率带宽，对故障后暂态电气量进行分解。
Extensive simulations show that combining three diversity branches with proper frequency shifts reduces BER by an order when the normalized Doppler spread is larger than 0.3.
大量的仿真结果表明，三个分集结合适当的频率变化，降低了误码率的命令时，归一化多普勒扩展是大于0.3。
In most cases, proper treatment can help reduce the frequency and severity of episodes and can help people with bipolar disorder maintain good quality of life.
但是在绝大多数案例中，恰当的治疗能帮助减少周期的严重性与频繁度，而且能帮助患者保持高水准的生活。
Proper design of stir will improve the field uniformity and lower the minimum useable frequency.
合理设计的搅拌器会改善混响室的场均匀性、降低最低可用频率。
To ensure proper operation, the device must be reset after reference signal frequency changes and power-up.
为了确保正确操作，设备必须重置后参考信号频率的变化和电。
Through proper adjustment to frequency modulation amplitude, the Kerr-effect-induced bias can be effectively reduced.
通过适当调节两光束的频率调制幅度，可有效地实现克尔效应误差的消除。
If you are using these antioxidants, in order to get good results, it is important to administer them properly, with proper dosage and frequency.
如果您使用的是为了这些抗氧化剂，以取得好成绩，重要的是妥善管理这些适当的剂量和频率。
Proper interface polarization of the material will enlarge the wave absorption frequency and improve the wave absorption performance.
合理利用材料的界面极化，可使材料的吸收频带大大加宽，提高材料的吸波性能。
Under proper vibration frequency, difference between diameter of microcapsules is less than 10%.
在适当的破碎频率下可以得到粒径偏差小于10%的微球。
Proper millisecond time of blasting and corresponding frequency are chosen to decrease the blasting effects on buildings near the area of coal strip mine.
通过现场试验和爆破地震效应的观测，选取了较为合理的爆破微差时间及相应的爆破地震频率，降低了矿区附近的爆破地震效应。
The frequency response function was a function of stiffness and damping when a rotor vibrated, so a proper adjustment of stiffness and damping could reduce the vibration amplitude.
转子振动时其频响函数是其刚度和阻尼的函数，调节合适的刚度和阻尼，可以抑制转子振动。
Lack of proper, preplanned frequency coordination and consideration of E3 will have an adverse effect upon friendly competing users.
缺乏适当、预先规划的频谱协调和考虑的E3将对竞争性的用户产生负面影响。
The FM noise and AM noise of a negative frequency feedback (NFFB) semiconductor laser(LD)are presented. The FM noise (linewidth)can be reduced greatly by NFFB technique under proper conditions.
本文用半经典理论研究了负频反馈（NFFB）半导体激光器的FM和AM噪声。在适当的条件下，FM噪声（线宽）可用NFFB技术得到极大的抑制。
The proper negative pressure, when agrobacterium and callus cultivated, could increase transformable frequency and survival rate of callus.
农杆菌与愈伤组织混合培养时给予适当的负压条件可提高愈伤组织转化频率和存活率。
Proper selection of dithering amplitude and frequency of RLG has a direct influence on the effect of dithering bias.
抖动参数的正确选择直接影响抖动偏频效果。
By proper setting of the second frequency, undesirable EMI radiation and other problems that might otherwise occur are avoided.
通过恰当地设定第二频率，避免原本可能出现的不希望有的emi辐射和其它问题。
The proper orthogonal decomposition(POD) technique was applied to identification random wind pressure time or frequency domain specific property.
应用POD法识别作用在结构表面的脉动风荷载的时频域特性。
The results showed that rotating speed of metal fluid increased with raising the input voltage under a proper stirring frequency.
结果表明：在合适的搅拌频率下，随着输入电压的增大，金属流体的转速增大；
If a proper non - linear change of the instantaneous frequency is realized, we can get a frequency spectrum whose input is the mean of the reciprocals of bed attenuation coefficients.
如果把瞬时频率作适当的非线性变化，就可以得到一个以地层衰减率的倒数的平均值为输入的频谱。
The supervision agencies for the radiation protection should enhance law enforcement of health and increases the frequency of the regular supervision to guarantee the proper use of radiation sources.
放射防护监督部门要加大卫生执法力度、增加日常监督检查频次，确保放射源安全合理运用。
On the basis of this frequency, a proper dose of phage was inoculated into 96 hole cell culture plate and was amplified by bacteria culture.
根据测得的频率，将适量的噬菌体接种于96孔细胞培养板上进行细菌培养扩增。
Only the frequency of the input signal locates in the low frequency region, can the signal be selected by a proper noise level to produce SR phenomenon.
输入信号的频率只有位于噪声能量集中的低频区域，才有可能使输入信号被适量的噪声选择而产生随机共振现象。
As such if you were to enter these pyramids with such limited belief you would not interface with the frequency in proper attunement.
如果你们怀有这样的有限认知，当你们进入金字塔时，就无法和振动频率相协调，就无法看到它的不和谐和消失。
The power quality is denoted by the deviation of voltage, current or frequency, which makes electric equipments not work proper.
电能质量是指引起用电设备故障或不能正常工作的电压、电流或频率的偏差。
The experiment result shows that the time-frequency method based on EMD can effectively extract the feature of unbalanced fault signal and is proper for non-frequency modulation signal procession.
研究结果表明：基于经验模式分解的时频分析方法可以很有效地提取到非平稳故障特征信号，是一种适合于非线性信号处理的方法。
The experiment result shows that the time-frequency method based on EMD can effectively extract the feature of unbalanced fault signal and is proper for non-frequency modulation signal procession.
研究结果表明：基于经验模式分解的时频分析方法可以很有效地提取到非平稳故障特征信号，是一种适合于非线性信号处理的方法。
应用推荐