three quarter elliptic spring

网络释义

1.	四分之三椭圆形弹簧 ... 半椭圆形弹簧 half-elliptic spring 四分之三椭圆形弹簧 three quarter elliptic spring 全椭圆形弹簧 full elliptic spring ... www.docin.com
2.	三季度椭圆春天汽车相关词汇短语_英语学习园地... ... three quarter elliptic spring 三季度椭圆春天 three way control valve 三通控制阀 ... www.networkesl.com