大螺旋

大螺旋角非渐开线圆柱内斜齿轮的铣削加工

Milling of Non-Involute Cylindrical Internal Helical Gears with Large Helix Angle

大螺旋角螺杆脱螺纹压铸模

Die Casting Die with Screw Arbor with Large Helical Angle for Screw Thread Unloading

研究表明，大螺旋角或小载荷时，齿腰应力大于齿根应力。

The study shows that the stress in tooth middle is larger than that in tooth root with big spiral angle and light load .

大螺旋槽正前角滚刀重磨时砂轮廓形的修正算法计算机辅助计算修正正前角成形铣刀的重磨角度

Study on the Computing Dressing Wheel Profile When Regrinding Positive Gear Hob with Large Helix Flute MODIFYING REGRIND RAKE OF POSITIVE FORM-MILLING CUTTER BY COMPUTER CALCULATION

本文对大螺旋角圆柱螺旋弹簧在横向力作用下产生的挠度进行了精确计算，并导出了相应的公式。

This paper precisely calculates the deflection the air-spaced cylindrical coil spring which is occured by the transversal force acting and its correspondent fomulas is derived .

在上一章理论分析的基础上，提出了一套大螺旋升角传动机构的设计计算方法及强度、刚度校核计算方法，并针对项目设计要求设计出高功率密度的内驱动式舵机。

Following the theory analysis , the designing method and the strength and rigidity checking method of the mechanism with big helix angle is presented . And meeting the requests of the subject , the internal driving steering gear with high power density is designed .

大直径螺旋埋弧焊管使用超声波探伤时，由于探伤中所选用探头不同（K值、频率、前沿等），对探伤回波有一定的影响。

When large diameter sprial submerged arc welded pipes were inspected in ultrasonic test , different probe ( K , frequency etc. ) will cause inspection echo .

取同样年纪的大鼠螺旋神经节组织，体外培养后用神经元标志物抗神经微丝蛋白200抗体（NF-200）鉴定。

Spiral ganglion tissues isolated from cochleae of P3-P4 rats were cultured in vitro and identified with neuronal marker anti-neurofilament 200 antibody .

基于展成原理的大规格螺旋锥齿轮在机测量

On-machine measurement of large-scale spiral bevel gears based on generation principle

真空蒸发镀膜技术在大功率螺旋线行波管上的应用

Application of Vacuum Evaporation Film Technology in High Power Helix TWT

大螺距螺旋表面零件楔横轧孔型设计

Groove design for transverse wedge rolling screw with long screw pitch

我需要那只大的螺旋起子旋松这些螺丝。

I 'll need that large screwdriver to loosen these screws .

从而，为大口径螺旋钻施工提供了一种新型钻具。

So it is novel tool for drilling of large diameter spiral .

过氧化氢体外诱导大鼠螺旋神经节细胞死亡机制的研究

A study of spiral ganglion cells death pathway induced by hydrogen peroxide

喜玛拉雅有大的螺旋状角的大山羊。

Himalayan giant large Himalayan goat with large spiraled horns .

大孔径螺旋钻机钻具的设计

Design on drilling instrument of big aperture spiral drilling machine

对大规格螺旋锥齿轮齿形误差的在机测量方法进行了研究。

Research on Coordinate Method for Measuring the Profile Error of Wormgears ;

大口径螺旋焊接钢管成型稳定性的探讨

A Discussion on Formation Consistency of Large-sized Spiral Welded Pipe

出生后大鼠螺旋神经节神经元损伤的病理变化

Spiral Ganglion Neurons Pathology in the Postnatal Developing Rats

大直径螺旋埋弧焊管探伤

Inspection on Large Diameter Spiral Submerged Arc Welded Pipe

大直径螺旋埋弧焊管在长输管线上应用的前景

Prospect of Big-Inch Sprial Hidden Arc Welded Tube 's Application in Long-Distance Pipeline

大直径螺旋焊管预终焊制管技术的设计与试验研究

Design and experimental investigation into pre-welding and finish welding tube-making technology for full diameter helical-weld pipe

为打破国外公司对大规格螺旋锥齿轮的垄断，降低制造成本，本论文提出了两种解决方法。

To break the monopolize of large spiral bear gear by foreign company , the thesis researched two resolvents .

研究了菲亚特拖拉机后桥大圆锥螺旋齿轮淬火变形规律，分析了原淬火压模存在的问题。

The quenching distortion of rear axle spiral bevel gear used in FLAT tractor is studied in this paper .

结果大鼠螺旋神经节神经元变性继发于毛细胞和支持结构的损伤；

Results The degeneration of the rat spiral ganglion neurons were following the destruction of the hair cells and the supporting structures .

目的证实出生后第2周大鼠螺旋神经节神经元对耳毒性药物敏感。

Purpose To confirm that the cochlear spiral ganglion neurons are especially sensitive to the ototoxic drugs in the second week postnatal .

其结构中包含许多二面角螺旋，而且具有旋光性的异构体，其结构的整体骨架也构成一个大的螺旋。

There are many helixes of dihedral angle , and the whole skeleton forms a large helix in the structure of the rotatory isomer .

2008年，中国科学技术大学的科研人员经过长期的研究，首次制造出一种结构简单，便于加工，且扭转角度大的螺旋电极式压电纤维扭转致动器。

After a long term research , the University of Science and Technology of China first fabricated a piezoelectric fiber torsional actuator with spiral electrodes which could be fabricated easily and produced an big torsional angle .

并在其基础之上开展了以下工作：针对新型大模数螺旋锥齿轮铣齿机，提出基于有限元、实验模态混合方法并结合动响应分析的动态性能分析体系。

Based on the theory , following works had been achieved : To the new large module curved-tooth bevel gear generator , a dynamic performance analysis theory system that combined FEM , EMA and dynamic response analysis was proposed .

论述了反井钻井井壁内安装大口径螺旋焊管施工时，地面悬吊系统、井壁内悬挂系统、螺旋焊管下放导向系统、地面绞车集中控制等施工工艺。

The construction technology of installing suspended system on the ground and sidewall , and putting guide system under spiral welded pipe , and centralized controlling of the ground winch in the course of installing the large diameter spiral welded pipe .