“High-technology exports are products with high R&D intensity, such as aerospace, computers, pharmaceuticals, scientific instruments, and electrical machinery.” 简介里说高科技出口类包括航空，计算机，制药，科学仪器... 中国有出口这些技术吗？总觉得哪里不对，还是说只是出口制造的成品，包括代工的那些？