Explored the developmenttrends of antiperspirants in future.
展望了止汗剂的未来发展趋势。
2
Developmenttrends of boardband network and boardband network devices during the transitional period.
转型时期宽带网络的发展趋势，宽带网络设备的发展趋势。
3
The developmenttrends of integrated circuits used in SPC telephone switching systems, system architecture, features and requirements of the switching systems are discussed.