( Roman Catholic Church) one of seven specified times for prayer.

It was functioning as both a Roman Catholic church and a museum.

它既是罗马天主教堂又是博物馆。

On Roman Catholic Church of the Renaissance: Its Relation to Morality

文艺复兴时代的罗马教会与伦理道德

An offensive term for the practices and rituals of the Roman Catholic Church.

罗马天主教会关于条例或仪式的迫害性的术语。

Conclusion: Oline-like sign is helpful to early diagnose FHN.

结论：①线样征有助于诊断早期成人FHN。

Second, we study the effect of noise in the information code of HH and FHN neuronal systems.

其次，我们以FHN和HH模型为例研究了在神经元信号编码过程中噪声的影响。

The steady state probability distribution and mean first passage time of FHN neural system driven by non-Gaussian noise

非高斯噪声激励下FHN神经元系统的定态概率密度与平均首次穿越时间

Conclusion Line sign is helpful to diagnose FHN early.

结论线样征有助于早期诊断本病。

No electricity required to keep the electro permanent magnetic chuck on.

电永磁吸盘不必一直保持通电。

The design of frozen powerful permanent magnetic chuck

冷冻强力永磁吸盘的设计

On the other hand, straight-shank drills are held in a drill chuck that is, in turn, fitted into the spindle socket in the same way as tapered shank drills.

另一方面，直柄钻头用钻头卡盘夹住，接下来钻头卡盘则象锥形钻柄钻头一样安装在主轴轴孔内。

In chapter one, the author introduces the work theory and kinds of drill chuck, and analyzes the research background as well as the existing methods in this field, then presents significance of this study.

第一章对钻夹头的工作原理和分类以及参数化有限元的应用进行了综述，提出了本文研究的目的与意义。

Drill chuck with thread adapter

螺纹联接扳手钻夹头

The anti-skid drill chuck is especially suitable for the drill chuck used for the machine tool, the electric drill, and the air drill.

该防滑钻夹头特别适合作为机床、电钻、风钻上用的钻夹头。

Finite Element Modeling and Strength Analysis for Key and Bevel Gear of Drill Chuck

论组织企业管理培训的关键因素钻夹头扳手锥齿轮有限元建模与强度分析

A high efficiency drill chuck strength analysis system was developed by using Visual Basic. Net and APDL that is a secondary development parameter design language provided by ANSYS.

综合运用VB.Net和ANSYS提供的二次开发语言APDL，研制了一个钻夹头有限元强度分析系统。

The related key technologies of drill chuck's strength analysis were discussed and solved, such as the contact analysis parameters selection, the boundary conditions and the load processing, ANSYS command-string building and so on.

探讨和解决了钻夹头夹紧强度分析中夹爪与螺母接触分析参数的选择、约束边界和载荷处理、分析流程文件创建等关键技术问题。

Key type drill chuck, which is widely used in various minal and fixing enterprises, is a kind of drilltightening device.

扳手钻夹头是广泛用于各工矿企业，装修行业的钻头夹紧装置。

Based on the idea of the structure parametric design method, the parametric finite element model of drill chuck with complicated spiral surface character was established.

采用结构参数化设计方法建立了含有复杂螺旋曲面特征的钻夹头参数化有限元模型；

An Approach to the Cost Reduction of the Materials of the Key Type Drill Chuck by Using the Theory of Value Engineering

运用价值工程原理降低扳手钻夹头材料成本的探讨

Analysis and Investigation on the Centering Precision of Drill Chuck

钻夹头定心精度分析与研究