查询词典 periodic

In chapter 5, taking periodic examination subsystem of locomotive as examples, it explains system analysis methods of developing information system and way of setting up the data flow sheet to realize the process management in the software.

第五章以机车出入库周期检测子系统为例，详细介绍了开发信息管理系统的系统分析方法和建立数据流程图的途径，从而达到在软件中实现过程管理的目的。

Excellent product quality, so I plant products: in 1999 in Tianjin sampling of qualified products, and City fluorescent screen publicly announced; for many years been of Quality Supervision, Shunde City Council regularly sampling pass products; for many years by the Guangdong Provincial Bureau of Quality Supervision, periodic sampling passes products; the first through the National Compulsory Product Certification.

过硬的产品质量，使我厂产品成为：1999年天津地区抽检合格产品，并于城区荧光屏幕上公开宣布；多年获顺德市质量监督局定期抽检及格产品；多年获广东省质量监督局定期抽检及格产品；首批通过国家强制性产品认证。

Whether patients occurred pulmonary embolism was observed and the form and site of filters were monitored by periodic fluoroscopy.

观察本组患者有无出现肺栓塞的症状及体症，定期透视滤器的形态与位置。

On a flight deck periodic "FOD Walkdowns" keep the operating areas clear of debris.

在驾驶舱周期性" FOD Walkdowns "保留操作范围清楚尾矿。

The characters of FOG's output signal which are with large noise, nonlinear, periodic and their consequences to the detection of the effective signal are analyzed briefly.

简要分析了陀螺输出信号的特点：噪声大、非线性、周期性，以及这些特点对检测有效信号的影响。

Power System forced power oscillation is a kind of low frequency oscillation caused by persistent periodic small disturbance.

电力系统强迫功率振荡为持续的周期性小扰动所引起低频振荡现象。

The effects of forced periodic oscillation of oxygen concentration on the propylene ammoxidation reaction over a Mo-Bi catalyst were investigated in a continuous flow micro-fixed bed reactor at 440℃.

研究表明 9 ：在Mo-Bi系催化剂的作用下，丙烯氨氧化制丙烯是通过氧化还原反应机理来实现的。

All of them are periodic functions of θ and expanded in Fourier series.

利用。。。更多数值积分方法可以求得各谐数的Fourier系数。

The periodic function which is obtained by tracing the closed contour can be expressed in a Fourier series.

藉由描绘闭合的轮廓曲线得到的周期函数，可以用傅立叶级数来表现。

The dynamic stability of simple supported viscoelastic column, subjected to a periodic axial force, is investigated. The viscoelastic material was assumed to obey the fractional derivative constitutive relation.

研究简支的受轴向周期激励的粘弹性柱动力稳定性，柱的材料满足分数导数型本构关系。

The concept of equivalent rotationally rigidity is offered and the formula of rotationally rigidity is obtained.

主要做了如下几个方面的工作：对伸臂位于顶部的单层框架—筒体模型进行分析，提出了等效转动约束的概念和转动约束刚度的表达式。

Male cats normally do not need aftercare with the exception of the night after the anesthetic.

男猫通常不需要善后除了晚上的麻醉。