查询词典 time of vibration

Decreasing the parts' surface roughness, as it is shown after a long time practice that can realize the reliability and stabilization of the match; can reduce faction coefficient, wear, stress concentration, vibration, noises, and power consumption; can improve the operative precision and perceptivity; can increase the support area and contact intensity; and also can improve wear degree etc.

长期的生产实践表明，降低零件的表面粗糙度，对保证配合的可靠性和稳定性；对减少摩擦系数，降低动力消耗；对提高机械和仪器的工作精度和灵敏度；对增大支撑面积，减少磨损，提高接触刚度；对减少应力集中，增加耐疲劳强度，减少振动和噪声等均起着重要的作用：即表面粗糙度直接影响着机械和仪器的使用性能和使用寿命。

Secondly, the athletes should adopt the vibration training method or the strength training method with unstable supporting surface.Because these two methods can not only activate motion element which couldn\'t be activated in most of time,but also add up the harmonization of the nerve muscle and make the proprioceptor trained.Thirdly,we should make or choose special archery shoes which have slip-resistant sole and suitable degree of bend in the front and back,suiting for the competition ground and adding Up the stability,fourthly,we should properly pay attention to the stage of lifting.

因为这两种训练方法不仅可激活多数情况下不能激活的运动神经元使力量增加，而且可增加神经肌肉的协调性，同时也使本体感受器得到训练，从而增强对射箭动作的感觉能力；第三，为射箭运动员定制或选择有防滑块鞋底、前后上翘程度符合运动员脚型特点的射箭专用鞋，既可以适合比赛地面特点又能增加稳定性；第四，适当重视举弓阶段的训练。

At the same time, the stability of thermal dimension was well. Through dynamic analysis, the structure can not be shaken, fatigued and broken under environment of sin scan and random vibration.

仿真分析结果表明：在柔性结构的调节作用下，反射镜在力和热两种环境约束工况下，面形精度均满足成像质量要求，结构尺寸稳定性好，说明这种柔性支撑结构合理可行。

To verify the validity and applicability of the similitude law,a ice-induced pier vibration is examplified,and the similitude ratio of time,displacement,velocity and acceleration are analysized in theory, respectively.

同时为验证该相似律的合理性及适用性，通过冰激桥墩振动算例进行了数值分析，分别对频率、时间、位移、速度以及加速度等相似比尺进行了理论验证。

First, response model in time domain of pile under the transient state of stimulated vibration is reduced according to damping wave equation, initial condition and boundary condition.

首先，从桩-土系统共同作用的阻尼波动方程入手，结合初始条件、边界条件，推导了完整桩瞬态激振下的时域响应模型。

Furthermore, the relationship between discharges of iron powder and flow time, the relation between discharge rate and vibration frequency, and the relation between discharge rate and vibratory amplitude are also studied by means of experiments, and a graph representing the variational relation among these parameters is made.

并通过实验方法研究了80目铁粉通过小孔流出时，其流动性与孔径以及振动加速度的关系、流出体积与流动时间的关系以及流量与振动频率、振幅的关系，并给出了其间的变化关系曲线图。

Because the successful application to nonlinear analysis of structure vibration and active control takes into account the time-delay,the high order single step method shows good stability, high precision and high computing speed, etc.

由于高阶单步法已成功地应用于结构非线性分析及考虑时滞的主动控制等，显示了它的稳定、精度高和计算迅速等特点。

Pregnant 17 weeks part-time market will be listening to a speech from the speaker closer skirr sound and vibration of the stomach seems to have followed.

急问：怀孕4个半月听演唱会对胎儿听儿有影响么？怀孕17周半时听了一场演场会，离喇叭较近，听起来轰轰的，肚子好像也跟着振动。

The Big Dipper colloid mill principle of work full sound of something astir grinding pan tooth profile incline relative motion but becomes, high speed revolves, another static causes the material to receive the enormous shearing force and the friction force through tooth profile incline between material, at the same time and so on under the complex strength function causes the material for the fluid ultramicron smashing, the emulsification, the disperser, isotropically at the high frequency vibration and the high speed whirlpool, to stir and so on the function, may replace and surpass the stone mill, the sand blast machine, the ball mill, the breast is uniform machine, cuts the mulser, three rollers machine, organizes working efficiency and so on the stamp mill.

七星胶体磨工作原理其分动、静磨盘齿形斜面的相对运动而成，其中一个高速旋转，另一个静止使物料通过齿形斜面之间的物料受到极大的剪切力和摩擦力，同时又在高频震动和高速旋涡等复杂力的作用下使物料为流体超微粒粉碎、乳化、分散、均质、搅拌等多种功能，可代替并优于石磨，砂磨机、球磨机、乳匀机、剪切乳化机、三辊机、组织捣碎机等工作效率。

Seven Stars colloid mill principle of work full sound of something astir grinding pan tooth profile incline relative motion but becomes, high speed revolves, another static causes the material to receive the enormous shearing force and the friction force through tooth profile incline between material, at the same time and so on under the complex strength function causes the material for the fluid ultramicron smashing, the emulsification, the disperser, isotropically at the high frequency vibration and the high speed whirlpool, to stir and so on the function, may replace and surpass the stone mill, the sand blast machine, the ball mill, the breast is uniform machine, cuts the mulser, three rollers machine, organizes working efficiency and so on the stamp mill.

七星胶体磨可干燥两式运转先进机械，其工作原理充分动静磨盘齿形斜面的相对运动而成，其中一个高速旋转，另一个静止使物料通过齿形斜面之间的物料受到极大的剪切力和摩擦力，同时又在高频震动和高速旋涡等复杂力的作用下使物料为流体超微粒粉碎、乳化、分散、均质、搅拌、混合等多种功能，可代替并优于石磨，砂磨机、球磨机、乳匀机、剪切乳化机、三辊机、组织捣碎机等工作效率。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷