Analysis to some faults on marine main engine;

Realization of frequency conversion governor of a marine main engine based on PLC;

Analysis to the cause of stopping up of main engine s oil channel;

Calculation of power consumption of the mainframe in refiner;

This paper introduces the development of the screw air compressor mainframe for the urban rail vehicles based on the theory calculation,structure design and experiment validation of the 1.

\'National Medical Staff Insurance System based on SOA and solution on IBM Mainframe\' through service-oriented architecture(SOA), make use of service-oriented technique, provide a new solution to integrate medical insurance system with every areas, every periods and different policies through incompact coupling of service reassembly and reintegrated.

Implementation of new arithmetic for host computer about defense DoS attack;

Based on the time and attendance system, under the mode of asynchronous communication, we are ready to take Cyclical Redundancy Check to control the communication errors between the host computer and the secondary computer.

During the hardware upgrading of the third party computer products for the engineer and operator stations of the boiler combustion management system, the following problems emerged: the computer could not identify the large capacity disc, the host computer of the operator station hung up abnormally and the communication broke up frequently.

Research of host intrusion detection technique and system design;

Design and Implementation of Host Intrusion Detection System Based on Data Mining;

Research of Intranet Host Firewall;