水平轴

The vibratory equation and vibratory characteristics of tie and ballast are given. The results indicate that the effects of transverse shear deformation and axial force on vib...

计算结果指出，钢轨的横向剪切变形及其承受的轴向力对钢轨的振动水平、轮轨间的动作用力均有影响，特别是在高频域，有着不可忽略的影响。

Horizontal machining systems configured for 4- and 5-axis work to produce aluminum parts for the 6F mid-range FWD transmission.

水平机加工系统，配置了4或5个轴，用于加工6F 中矩 FWD 变速器的铝制部件。

A new station moving method based on multi-common-point is developed with respect to improve the measurement precision of coaxiality of large cylinder surveying with theodolites.

为了提高电子经纬仪测量大型圆柱构件同轴度的精度，提出一种基于多公共点的测量转站方法，使得电子经纬仪可以在不严格调水平的状态下进行测量。

Electronic triple-axis gyro with accurate attitude control and artificial horizon.

电子三轴陀螺加上精确的姿态控制及水平修正。

According to the functional requirements of adaptive front-lighting system, the relationships between the yaw angle and pitch angle of light axis in AFS and vehicle parameters, including speed, steering wheel angle and pitch angle of vehicle body are derived, thus a kinematics model for AFS is set up.

根据自适应前照灯系统的功能要求，推导了车辆参数（车速、转向盘转角和车身仰俯角）与车灯光轴沿水平和垂直两个方向的偏转角度之间的关系，建立了自适应前照灯系统的运动学模型。

Do not gum up the work by telling mother what we are going to do .

别告诉母亲我们要干的事，那会把事情搞糟的。

In recent years, application of the partial prestressed concrete beam s is developed.

近年来，随着部分预应力砼梁应用的推广，发现我国规范所采用的名义拉应力法的计算结果不稳定。