Terms for subject Shipbuilding containing introduction of advanced technology

English	Chinese
introduction of advanced annealing technology	引进先进退火技术
introduction of advanced communication technology	引进先进通信技术
introduction of advanced heat-treatment technology	引进先进热处理技术
introduction of advanced numerically-controlled technology	引进先进数控技术
introduction of advanced tempering technology	引进先进回火技术
introduction of advanced welding technology	引进先进焊接技术
introduction of shipbuilding advanced technology	引进造船先进技术