查询词典 cam

The differences in photooxidation sensitivity between the inducible CAM expressing plant and the constitutive CAM plant were discussed.

讨论了出现这种光氧化敏感性差别的可能原因。

The kinematic analysis of a planar cam mechanism can be realiaed by the method that the higher pair is substitute for lower pair, and then it is equivalent to a planar linkage. The main point by the way is how to calculate the radius of curvative of planar cam profile.

对于平面凸轮机构的运动分析可以用高副低代的方法将其转化成平面连杆机构来进行，而高副低代后关键的问题是如何在书籍平面凸轮廓线的基础上求解凸轮的曲率半径。

The microinjection of the agonist of CaM TPF and the antibody of CaM had no effect on GVBD, but could inhibited the extruding of first polar body.

于卵母细胞内注射钙调素的拮抗剂三氟拉嗪和CaM的抗体对GVBD无影响，而抑制极体的放出。

The cam profile curve of an eccentric rotating-swinging cam mechanism is designed by using polar coordinate vector method.

运用极坐标矢量法对一种偏心旋转－摆动式凸轮机构的凸轮轮廓曲线进行了设计计算。

Taking Master CAM as an example, the paper introduces the technique of postposition dispose for numerical automatic control programming based on CAD/CAM integration, and explains by the example the process of postposition dispose for numerical control programming, generating the numerical control programming, and then producing and machining.

以Master CAM为例，介绍了基于 CAD /CAM一体化的数控自动编程加工中的后置处理技术，以及在当前条件下如何进行数控加工后置处理。

Motion synchronization between tool in X direction and principal axis rotation was controlled by electronic gearbox in cam turning. And profiling mechanism could be superseded by servo tool-holder. Linear motor direct drive servo tool-holder was designed, and host-slave control system with PC and DSP was developed for the require of high-speed and realtime servo. The technical process was analyzed in cam turning. Servo tool holder with tool swinging and principal axis variable rotate speed were presented to keep constant cutting angle and speed.

将电子齿轮箱用于凸轮车削加工系统的传动，以伺服刀架取代了传统加工的靠模装置，实现了刀具X方向直线运动与机床主轴转动的同步控制；设计了直线电机直接驱动的伺服刀架及基于PC与DSP构成的上—下位机控制结构，采用DSP进行实时控制以满足高速伺服需要；对凸轮加工过程的工艺特点与恒角度、恒速度车削进行研究，提出了具有刀具摆动功能的伺服刀架与机床主轴变转速运动方案。

Several essential problems about the mechanism, such as the relations between cam angles and geometric parameters, the allowable values of some angular parameters, the equations of cam prole and the return motion of rocker AC, are solved.

关于这种机构的几个基本问题得到解决，如凸轮角度和几何参数的关系，一些角参数的允许值，凸轮的轮廓线和摇杆的回行运动的方程。

This paper presents a new method to determine the minimum basic circle radius of a plate cam with a roller follower by the allowable pressure angle, and gives the feasible region of geometrical parameters of the cam mechanism.

介绍按许用压力角确定滚子从动件盘形凸轮最小基圆半径的一种新的解析方法。同时给出凸轮机构几何参数的可行域

Using ratch cam intermittence shut-off mechanism,keeped parts on a carrier,and shut off after punching a certain length,through the concrete example,the structure principle,working process and design points of the ratch cam intermittence shut-off mechanism were introduced.

应用棘轮凸轮间歇切断机构，将制件留在一条载体上，构成一定长度后再切断成条状，通过具体实例，从棘轮凸轮间歇切断机构结构原理、动作过程、设计要点等方面作了介绍。

This paper discusses the calculation formula of outline for disc cam about roller follower of linear motion along the axis,it analyses the maximum angle of pressure and position for disc cam,from several ordinary motions of follower constant speed motion,constant acceleration and constant deceleration motion,simple harmonic motion and pendulum motion.

从从动件几种常用运动规律—等速运动、等加速等减速运动、简谐运动和摆线运动入手，讨论了对心直动滚子从动件盘形凸轮廓线长度的计算式，分析了盘形凸轮的最大压力角及其位置。

As of Tuesday, Google's results were still censored in China.

截至周二，谷歌的搜索结果仍受中国审查。

In order to make the positive action increase and negative one decrease, the sub-forces of the social factors must be adjusted to form a centripetal force.

在这一过程中，人的主体性发挥是社会有机体健康发展的灵魂。