The paper introduces an electrical precipitator with double dimension and shaking & beating type of BEL model in combination with pre-beating and side-beating.

Liberation models are established on the bases of static dust - removal flap system structure, principles are analyzed with mechanical liberation theory to find out concerning factors.

Application of PLC in bag house rapping;

The paper overall analyzes the existing problems in ESP at Tuoketwo phase 1 power plant,discusses the main reasons of the ESP low-efficiency,and studies some problems such as module resistance,the area of collector plates,the distribution of the air airflow,the reliability of the rapping of collector plates,etc,and put forward the solution improving collection efficiency.

Programs and approaches that were used to control the shake and hit,to control the heater and to unload the dust in the low-voltage system were given out.

Application of Tactics in Tennis Doubles;

Research on the Badminton Doubles Technique;

Research on One Point Athletic Course of High Level Female Double Tennis;

This paper analyzes statistically the basic unit athletic course of high level female double tennis by adopting literature review,experts interview and mathematical statistics.

This study tries to explore the special technical application of foreign men s doubles of three phases: severing, receiving and persisting, evaluates and estimates the state of this combination.