1. The force influential factors of this kind of gear train transmission and the locking were analyzed.

2. An electric motor and gear train is used to actuate the valve.

3. The epicyclic gear train is connected with the erection seat through the skip key at the internal spline of the sun gear via an internal gear ring, an epicyclic gear and a sun gear.

4. The electric actuator requires no hydraulics, pneumatics, or gear train.

5. The differential planet gear train could carry out composition and resolution on movements.

6. The complicated structure of the epicyclical gear train with multidegrees of freedom and planet carriers could he predigested into the topological graph by adopting the knowledge of graph theory.

7. In addition, self - locking conditions of gear train of this kind are also analyzed.

8. The complicated structure of the epicyclical gear train with multidegrees of freedom and planet carriers could be predigested into the topological graph by adopting the knowledge of graph theory.

9. The dynamic behaviors of encased differential gear train had been systematically re- searched.

10. A description was carried out on the complicated epicyclic gear train by adopting the functional schematic diagram and the knowledge of graph theory.

11. The simulation model of fluid viscous speed regulator with differential gear train is established and the optimized parameters of PID adjuster are ascertained as simulating in this paper.

12. Changing the output speed of step less variator will make the differential gear train realize an output with a comparatively large step-less speed change ratio.

13. A unified formula is derived for efficiency of H closed epicyclic gear train.

14. It is important to determine each angular velocity ratio of gear train for design of gearings.

15. In the wide weaving machine, the difference of warp tension on two beams are reduced by using a differential gear train of let-off motion double beams (side by side).

16. Second, from the energy point, the dynamic analysis on the differential gear train is carried out in a new perspective using dissipation theory of analytical mechanics.

17. A floating displacement analysis model of a two-stage star gear train′s dynamic system was established.

18. In the solution, the drive train consisting of the planetary gear train and 4 gear pairs is applied to realize continuous transmission under 7 working modes.

19. The influence of the main designed parameters on floating displacement was analyzed. The reference was supplied for designing the basic floating part of star gear train.

20. Gear train is a kind of common driver, mechanism simulation to gear train has important meaning.

21. A rotational and translational vibration model including the coupling between two stage trains was established to predict the natural modes of encased differential herringbone gear train.

22. In order to secure uniform mixture effect, the screw inner point of the tapered planetary gear train mixer should locate on the planetary gear instantaneous axis.

23. And a set of forthright calculating method applied for any differential gear train are presented by modifying formulas.

24. About the problem how to calculate efficiency of differential gear train, in this paper, there is a new idea of"extending a differential gear train to an equivalent closed planetary gear train".

25. A floating displacement static analysis model of basic floating part of 2-stage star gear train was presented.

26. A work bench improvement plan is proposed from the aspect of system rotational speed and torque sensitivity of the differential gear train.

27. A unified formula is derived for efficiency of non-H closed epicyclic gear train.

27. try its best to gather and make good sentences.

28. A dynamic analysis model in which the gear error and the time-varying stiffness and backlash are included is established for a 2-stage star gear train.

29. By means of fundamental circuit of the topologic graph, the equation of fundamental circuit was established and a motion analysis was carried out on the gear train.

30. A repair shop reported that an electromechanical indicator failed because of dry grease on gear train.

31. The algorithm has great useful value for deciding the rationality of the structure of closed epicyclic gear train.

32. Mould thickness adjustment is made through a gear train mechanism, accurate and easy to operate.

33. Reference efficiency of a pair of gear drive without planetary motion is the base to calculate efficiency of the whole planetary gear train.