To resolve the problem of low locating rate in fault diagnosis of air-borne radio equipment,the idea was proposed to using preceding fault information in the tests of batch equipments.

Reducing the quality fluctuation of PVC resin produced by calcium carbide method among each production batch;

In order to find a method for determing transportation batch and tank capacity of short-small product pipeline,the Anqing-Hefei product pipeline is taken as an example,which has such characteristics as a short route,a small diameter,no offtake stations,no new tank and little contaminated product loss.

Importance of batch management is hilighted and regulation plus caution involved with batch management is given hereunder.

The sampling method of batch checking of naval tactical missile is introduced,the false is pointed out.