| Subject | English | Chinese |
| el. | dynamic section | 动态段 |
| met. | dynamic soft reduction section of caster | 连铸机动态轻压下段 (The slabs were 90-mm thick exiting the mold, and were, subsequently, reduced to 70mm in an dynamic soft reduction section of the caster. 板坯出结晶器时厚度为90 mm, 随后在连铸机动态轻压下段减薄至 70mm。) |
| tech. | loss of dynamic head due to sudden change of cross-section area | 横断面突然变化引起的动力水头损失 |
| avia. | mean dynamic pressure in a cross-section | 横截面内的平均动压 |