Cold-rolled Ribbed Steel Bar Chemical Components and Specification (GB 13788-2000)
Ribbed bars are formed by mats rolling or cold drawn of round steel bar. As an important reinforcement bar in the field of construction,they are widely used, such as concrete structures, bridges, tunnels and others......
(一) Introduction
Tariff bond is a kind of bond that promises the payer to pay the duties and taxes due to the government for the import or export of goods or services. It is an agreement between the parties involved and is normally used in international shipping when goods or services are impo......
TVizion Home Security System
The TVizion Home Security System is a complete, integrated security system for homes and businesses. The system is designed to provide enhanced home security, as well as automation and convenience features for the entire family. The TVizion Home Security System utiliz......