|
Maintenance operations within a specified time period, the station attendant in after completion of maintenance work pin down should immediately report to train dispatcher, train dispatcher release maintenance job no longer end restore traffic command. If you need to extend the operation time, the train dispatcher will issue the dispatch order approval.
Access control is really a system enabling authorities to manage usage of areas and resources in a very given physical facility or computer-based information system. Access control is, in reality, perhaps the most common, everyday phenomenon. For example, a lock over a car door is basically a sort of access control. The PIN with a bank's ATM method is another way of access control. Even nightclub bouncers, waiting in front of the door, are another instance of (perhaps) a more primitive mode of access control. Using an access control mechanism is important when persons seek to secure confidential, important, or sensitive information and equipment.
To measure the weapons, explosives, or small pieces of metal objects carried or wrapped, luggage, letters and fabrics. The special appearance of its sensitive surface makes it easy to operate. Better than ring sensor. Ultra high sensitivity, special applications. Such as prison, chip factory, archaeological research hospital and other technical characteristics
1. All checkpoints on the state road of the province shall be revoked from the date of the month of the month, unless the necessary checkpoints shall be set up in the highway traffic highway bordering the province and the adjacent province (district).
New Car Buying Tips--



Copyright ?1998-2017 Technews Corp, All rights reserved
|
