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In order to raise or guarantee the precision and dynamic stiffness of AMB spindle units mounted o... 分析了实现混合控制需要解决的关键技术问题以及混合控制方法的应用展望。
The testing theory and method of the static and dynamic stiffness characteristics of pneumatic vibration isolator by MTS was presented. 介绍了利用材料试验机测试囊式空气弹簧隔振器静态、动态特性的原理及方法,并对某试样进行了测试和分析。
To improve dynamic characteristics of crane, it puts forward suggestions on dynamic stiffness calculation of large-span heavy crane. 为改善起重机动态特性，对大吨位、大跨度起重机动刚度计算提出了建议。
Analyses show that this model can describe the effect of nonlinear dynamic stiffness and the damping of the coupling on the nonlinear hysteretic restoring force very well. 分析表明，该数学模型能很好地描述联轴器的非线性动刚度和阻尼等动态特性对迟滞恢复力的影响，为深入研究船舶推进轴系的振动特性提供了联轴器的数学模型。
In order to improve stress mode and dynamic stiffness of system,the compound frame of the punching and sheering units on multi-function bus press has been improved into the in... 将原设备冲孔与剪切单元组合框架结构改进为一体式框架结构,从而改善了母线加工机的受力方式,提高了系统的动态刚度,模具装夹更方便。
Ring permanent magnet torque motor servo system,used in direct drive NC rotary table,suffers from the effect of load torque change,which greatly reduces the servo dynamic stiffness. 直接驱动数控转台采用环形永磁力矩电机的伺服系统易受负载转矩变化的影响,显著降低系统的伺服动态刚度。
Secondly, the algorithm for solution of dynamic stiffness matrix method is discussed, and the critical computation steps for Wittrick-Williams algorithm of different element forms and the corresponding codes compiled by author are presented. 讨论了求解动态刚度阵法的计算方法,给出了不同单元形式对应的Wittrick-Williams算法关键计算步骤;
The principle of semi-active control system to improve the dynamic stiffness of parallel machine tools is discussed, and the MRD is therefore proposed to improve their dynamic characteristics. 探讨了半主动控制提高并联机床的动刚度原理，提出采用磁流变液阻尼器作为减振器，提高其动态特性的方法。
An unbalance response calculation of the casing was performed to predict the transfer function (dynamic stiffness) at the bearing support, as well as their effects on rotordynamics. 首先对转子支承结构传递函数（动刚度）进行计算，并进一步研究其对转子动力特性的影响；
The thought of my exams next week scares me stiff. 我一想到下星期要考试就很紧张。
The soldier stood stiff as a ramrod. 这士兵站得笔直。
An extremely stiff, erect posture. 过分笔直，僵立的姿态
The stiff stalk of various grasses. 梗草各种草的硬花梗
She cleaned the sink with a stiff brush. 她用硬毛刷清洗水槽。
She sat there as stiff as a ramrod. 她笔直地端坐在那儿。
She sat there stiff as a ramrod. 她笔直地端坐在那儿。
He was sitting upright, as stiff as a poker. 他正襟危坐,纹丝不动。
Stir the flour and milk to a stiff paste. 把面粉和牛奶搅成很稠的糊。
He was sitting upright, stiff as a poker. 他正襟危坐,纹丝不动。
That was a shock I need a stiff drink! 这可真吓人－－我得喝点烈酒了。