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top-roll
 top roll
met. 上辊; 上轧辊
plast. 顶辊
polygr. 上耨
| balancing mechanism
 balancing mechanism
auto. 平衡机构

to phrases
top roll
met. 上辊; 上轧辊
plast. 顶辊
polygr. 上耨
tech. 急流顶旋; 急流顶溢; 上轴; 顶部旋滚
top-roll: 68 phrases in 8 subjects
Architecture1
Automobiles1
Electric machinery1
General3
Metallurgy41
Skydiving4
Steel production6
Technology11