查询词典 vibration mode

RELIABILITY MTBF 600,000 hours Unrecoverable read errors 1 in 10^14 POWER Average idle current 5.0 watts Average seek power 7.30 watts Standby power 1.4 watts Sleep power 1.07 watts Maximum start current, DC 2.0 amps ENVIRONMENT Ambient Temperature Operating 0 to 60 degrees C Nonoperating -40 to 70 degrees C Maximum operating temperature change 20 degrees C per hour Maximum nonoperating temperature change 30 degrees C per hour Maximum operating case temperature 69 degrees C Relative Humidity Operating 5 to 90 Nonoperating 5 to 95 Maximum allowable humidity change 30 per hour Altitude Operating altitude -60.96 meters (-200 feet) Operating altitude 3,048 meters (10,000 feet) Nonoperating altitude -60.96 meters (-200 feet) Nonoperating altitude 12,192 meters (40,000 feet) Shock Operating vibration 0.50 Gs Operating Shock 63 Gs at 2 msec Nonoperating Shock 350 Gs at 2 msec Vibration Operating vibration 0.5 Gs at22-350 Hz Nonoperating vibration 5.0 Gs at 22-350 Hz ACOUSTICS Acoustics 2.6 bels Acoustics 2.7 bels

可靠性 平均无故障工作时间六十点○万小时不可恢复读错误1 10 ^ 14 电力平均闲置电流五点○瓦特平均寻求权力7.30瓦特待机功耗一点四瓦特睡眠电力1.07瓦特最大启动电流，直流二点〇安培环境常温经营0至60摄氏度非经营性-40 ℃至70摄氏度最大运行温度变化20摄氏度，每小时非经营性最大温度变化30摄氏度，每小时最大运行外壳温度69摄氏度相对湿度操作5至90 非经营性5日至95 最大允许湿度变化每小时30 高原高空作业-60.96米（-200米）操作高度三〇四八米（ 10000英尺）非经营性高度-60.96米（-200米）非经营性高度一二一九二米休克操作振动0.50亚基操作震动 63亚基在2毫秒非经营性休克 350亚基在2毫秒振动操作振动0.5气孔at22 - 350赫兹非经营性振动5.0亚基在22-350赫兹声学声学 2.6分贝声学仅有2.7分贝

Research shows turning round vibration is the main vibration shape of system of direct empty cold construction, should consider fan of; of vibration shape coupling many a little bit the structural vibration that syntonic drive causes is answered lesser, movement of fan low frequency is more than the influence of high frequency movement to the structure to structural influence.

探究表明扭转振动是直接空冷结构体系的主要振型，应该考虑振型耦合；风机多点谐振激励引起的结构振动响应较小，风机低频运转对结构的影响大于高频运转对结构的影响。

Because the method of structure vibration which based on syntony stimulation and blasting vibration is not a simple one, in order to decompose the syntony stimulation of blasting vibration, Fourier Transform of blasting vibration is introduced at first.

由于结构震动理论是以谐激励为基础的，而爆破震动并不是简单的谐激励，因而首先介绍爆破震动的傅氏变换理论，以便于分解爆破震动中的谐成份。

Under some conditions, the three forms of vibrations, that is, system vertical vibration, wheelset bend vibration and wheelset torsion vibration, may form a circulative self-induced vibration system in view of the cross excitation.

着重指出，轮轨系统垂向振动、轮对弯曲振动和轮对扭转振动三种振动形式，在一定条件下相互激化，构成一循环自激振动系统。

By the help of numerical analysis and graphic recognition, Duffing-van der Pol non-linear vibration system with 9 parameters has been researched, the Graphic User Interface contains initial conditions, 9 parameters, power spectrums, trochoid chart of phase portraits, Poincaré mapping, analogous dynamic graph of displacements and the analogous vibration graph of mass blocks, the various dynamic characteristics of the non-linear vibration can be attained, which makes it possible to fully implement the visualized computer experiments and study of Duffing-van der Pol non-linear vibration system.

因为混沌运动十分复杂，在研究和模拟混沌运动的过程中，不但要进行大量的数值计算，而且要将计算结果直观地展示出来以便观察混沌现象，完成这一任务非计算机不可。自从洛伦茨利用计算机发现了第一个混沌吸引子以后，30多年来正是有赖于计算机技术的发展，促使混沌的研究取得迅速的发展。另一方面，混沌运动是确定性系统中出现的一种貌似随机的现象，走向混沌有其独特的过程，只有展示出它的演化过程，才能很好地了解混沌运动。也就是说，混沌是一门关于过程、演化的科学而不是一门关于状态、存在的科学。因此，只有利用计算机才能将混沌的动态过程和演化的方式真正地体现出来。

Because the traditional research of vibration of shafting is on the basis of nonrelation among the torsional vibration, axial vibration and whirling vibration and carries out the calculation separately, the great difference between the calculating results and road-test results are led sometimes.

由于传统的轴系振动研究是以扭转振动、纵向振动、回旋振动互不联系为基础而分别进行的，从而导致有时计算结果与实测结果相差较大。

Considering influence of external vibration on ultra-low frequency standard vibration systems, the vibration insulating foundation for vibration tables and a laser vibrometer is studied.

针对超低频标准振动系统易受外界振动干扰的问题，研究了超低频标准振动台与激光测振仪的隔振基础设计技术。

The wrappage placed on the vibration test machine dieblock so that it within a reasonable amount of time in accordance with regulations of the vibration waveforms, acceleration and vibration frequency, evaluation of wrappage's ability to withstand vibration and packaging ccultured mounted object protective ability test.

将包装件放在振动试验机台面上，使其在一定的时间内按规定的振动波形、振动加速度和频率进行振动，评定包装件承受振动的能力和包装对内装物保护能力的试验。

Experimental research on the vibration of single slab and multi ones set in the arch ring is carried out in the first time. Slab vibration divisions along the water flow are proposed and their lists are determined. Laws of vibration distribution along water flow, across the arch ring, in time zone and frequency one are established. The most dangerous condition to slab's stability is obtained by comparing slab vibration in the different downstream depth.

首次对反拱水垫塘拱圈弹性单、多底板块的振动特性进行了试验研究，提出了拱圈底板块沿流程的振动分区，给出了各振动区的界限，得到拱圈单、多底板块振动特征值沿流程及沿拱圈的分布规律，底板块振动的时域和频域特性，对不同下游水位的振动特性进行了比较，给出了对拱圈底板块的稳定最不利的条件。

The vibration response of the viaduct structure by steel spring bearing, the viaduct structure by laminated rubber bearing, the track structure by Colon egg vibration damper, the track structure by steel spring damper and the ballast bed track structure are simulated through vehicle passed. The vibration parameter of the viaduct is optimized and the vibration transfer function characteristic of the ballast bed track structure and the track structure by steel spring damper are compared.

对钢弹簧支座高架桥结构、普通板式橡胶支座高架桥结构、克隆蛋减振器式轨道结构、钢弹簧浮置板减振器式轨道结构和普通碎石道床轨道结构在列车运行作用下的振动响应进行了仿真研究分析，对高架桥结构隔振参数进行了优化，比较了浮置板式和普通碎石道床轨道结构的振动传递特性。

Now she was hungry and angry.She began to smoulder.

现在她又饿又气，她开始流露难以抑制的怒火。

You have placed our iniquities before You, Our secret sins in the light of Your presence.

诗90：8 你将我们的罪孽摆在你面前、将我们的隐恶摆在你面光之中。