B链C端柔性
Flexibility of C terminal of B chain
ITO-Ag-ITO柔性薄膜
ITO Ag ITO flexible thin film
KBK柔性组合式悬挂起重机
KBK flexible composite underslung crane
SK柔性防护涂料
SK flexible protective coating
SNS边坡柔性防护
SNS slope flexible protection
SNS柔性防护系统
SNS flexible protection systems
safety netting system
半柔性复合路面
Semi-flexible Compound Pavement