主轴

Electro-spindle drilling and milling, including ADX, ADM the two series, with the CNC drilling, CNC milling, engraving machine, woodworking router and milling machine tools, such as matching.

钻铣电主轴包括ADX、ADM两大系列，与数控钻、数控铣、雕刻机、木工镂铣机等机床配套。

Due to rotation characteristics of spindle and definite parameterized structure of aerostatics lubricated bearing ,mass-spring structural method equivalent to aerostatics bearing system was introduced and system main coordinates and inherent frequency were obtained by establishing dual movement equation.

针对气体静压主轴的运动特性和气体静压润滑轴承的参数结构，提出了采用质量-弹簧结构方法来等效气体静压轴颈轴承系统，并建立了系统二自由度运动方程，最终确定了系统的主坐标系和固有频率。

Thus, the present study placed self-reliance, affectionateness, and life happiness jointly as the life identification axis of the significant partial group of Chinese-service workers and salespersons.

因此，本文将「自立」、「有情」、与「人生幸福」并列，归纳为华人部分群体－服务工作人员与售货员的生命认同主轴。

Based on a data collecting system of moving and static test-bed about helicopter airscrew,the paper designed principal axis low speed control system ,namely designed electric control system, speed measuring system of it and researched a debugging shceme about low speed control system.

本文以"直升机旋翼动平衡试验台数据采集工程"为背景，设计了"直升机旋翼动平衡试验台数据采集系统"工程中的主轴低速控制系统，即对低速控制系统中的电控系统和测速系统进行了设计，并结合实际工程给出了系统的调试方案和最后的实验结果。

Focused on many problems existing in pressure control system of drilling pipe friction welding,such as high failure rate and poor amenability,the basic principles of friction welding and electro-hydraulic proportional technique were briefly described.

针对焊接钻杆连续驱动摩擦焊机采用开关阀组成压力控制系统存在故障几率高、可控性差等问题，将电液比例控制技术应用在摩擦焊压力控制中，实现了摩擦焊轴向压力闭环控制、滑台进给速度的开环控制；可对摩擦焊机主轴速度、轴向压力、轴向缩短量、主电机电流、油温等进行实时检测。

During the electrodes buryied beneath the shallow earth surface were supplied with direct current, the electric-field distribution in anisotropic earth crust could be calculated by applying image method and electrostatic analogue method in electromagnetics.

以垂直于介质主轴方向的平面作为两种介质的分界面研究，对埋在较浅地表中的直流电极，以及其向大地供电而引起的各向异性地壳中的电场分布。

He dip angle of the maximum and the minimum press axis are low, intermediate axis is steep, that shows the actuating force is from horizontal direction.

轴和P轴的倾角统计的平均值为20°左右，最大和最小应力主轴产状较缓，中间应力轴产状较陡，区域的构造活动的驱动力来自水平方向。

During the experiment, the circular grating with 1200 grating lines was adopted, and the precision of the twist angle (less than 0.001°) was acquired while the rotational speed of the principal axis is within the range of 0～1500r/min.

实验中，测量系统采用1200条刻线的圆光栅，在主轴转速为0～1500r/min的范围内测量其扭矩，扭转角精度小于0.001°。

For a rigid body rotating about a principal axis , the angular acceleration is related to torque by T =Ia.

对于绕主轴转动的刚体来说，角加速度与转矩的关系是T＝Ia。

In Chapter 4, anisotropy of nonlinear optical properties were investigated.

确定了晶体的主轴方向，澄清了在定向问题上的混乱。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。