The paper discusses refresh rate and frame-changing frequency of LED display screen; according to Ferry-Porter rule, and our experience, the refreshing rate of full color display screen should not be less than 240Hz, for that of brightness over 4000 cd/ m 2 , it must be more than 400Hz.

paging and refreshing to the DRAM.

The spatial adjacent coding block s best mode is utilized to obtain the intra prediction of current coding block and the refresh technique is applied to reduce the error.

It is necessary to pull remote web pages periodically to refresh local copies of these pages on database in order to keep copies and source pages consistent, and which takes plenty of time and resources.

The most pressing matter at the moment is to update the current teaching system continuously,improve the abuses in traditional computer basis course teaching,focus on improving the teaching quality of the course by improving the content,teaching method,target cultivating,qualifications of t.

The experimental research uses three updating response tasks, namely, conditional associative learning test, the block-tapping task, and n-back.

On based of OpenGL,by using the display list and alternating refurbish to implement dynamic observation of the complex three-dimensional objects.

The paper, taking the real time drilling parameters web page of the well CCSD as an example, discusses how to make Excel Module server as an inputting interface, how to fix the head and bottom of a table and roll middle rows of the table and how to run our eyes on the drilling parameters in web by scrolling and real time fresh the web page.