area ratio meaning in English
面积比（螺旋桨）
盘面比
Examples
- Hydraulic fluid power . cylinders . bore and rod area ratios
单活塞杆液压缸两腔面积比 - Hydraulic fluid power . cylinders . bore and rod area ratios
液压流体动力.液压缸.缸筒和活塞杆截面比 - Hydraulic fluid power - cylinders - bore and rod area ratios
液压流体动力.汽缸.汽缸内径和连杆截面比 - Acid volume to coupon area ratio
酸容积与试件面积比 - Area ratio of combustion chamber passage
通道面积比