vibratory rotary drilling是什么意思

网络释义

用法例句

Test and study of overhead guard vibration of a type of internal-combustion forklift truck;

某型号内燃叉车护顶架振动实验研究

Vibrational derusting process of small-caliber pipe inwall;

小口径钢管内壁振动除锈工艺

The vibration analysis of WXX-200 rotating cyclone centrifuge;

WXX-200型旋转旋流离心机振动分析

Effect of Oscillation Field on Polymer Melt Flow in Extrusion Die of Profile;

振动场对聚合物熔体在异型材挤出口模内的流动影响

Research of mold electro-hydraulic servo oscillation system on Baosteel Continuous Casting Testing Platform;

宝钢连铸试验平台结晶器电液伺服振动系统研究

Analysis on the oscillation unit of thin slab Conti-casting machine;

包钢薄板坯连铸机结晶器振动台机构分析

Experiment analysis of large vibrating screen's dynamics emulation and its mode;

大型振动筛动态仿真和模态分析实验综述

Study on Hybrid Parameter-variable Vibrating Drilling Process for Fiber-enhanced Composite Material;

混合变参数振动钻削纤维增强复合材料的研究

Effects of parameters of vibrating wavelike sloping plate process on microstructures of Al-6Si-2Mg alloy;

波浪型倾斜板振动对Al-6Si-2Mg合金凝固组织的影响

Analysis of vibrations at the single-double support switch time in a humanoid robot;

仿人机器人支撑转换期振动分析

An Analysis of the Vibrations of the shaft System with Elastic Coupling;

装有弹性联轴器(压缩型)的轴系统振动分析

Experimental study of ground vibrations induced by moving train;

列车运行对周围地面振动影响的试验研究

By making use of the integral method and some results of the functional differential equations, oscillatory properties of solutions of a class of lagging-type hyperbolic equations with variable time-lag were studied and a series of criterions on the oscillatory properties of the equations were established.

本文研究一类变时滞的滞后型双曲型方程解的振动性质，利用积分法和泛函微分方程某些结果，建立了若干振动性的判别准则。

An attempt has been made to apply a gradient method for optimizing motor cars oscillatory parameter using microcomputers.

本文利用微机通过梯度法初步实现对汽车振动参数的优化设计。

Some conditions are precented under which every solution of the equation is oscillatory, either tending to zero or tending to infinity as t tends to infinity.

本文研究一类高阶非线性时滞中立型微分方程的解的渐近性态,给出了该方程的解是振动的,或者趋于零,或者趋于无穷的条件。