| 1. | If the rate of the back formation becomes significant, the rate laws become more complex .
若逆反应的速度变得重要，则速度规律也就比较复杂。 |
| 2. | One - side tig welding with back formation for pure copper
单面焊双面成形工艺 |
| 3. | All position automatic welding of pipe one - side welding with back formation
管道全位置自动焊单面焊双面成形 |
| 4. | One - side welding with back formation
单面焊双面成形 |
| 5. | Analysis of factors influencing on one - side welding with back formation in smaw
手工电弧焊单面焊双面成形影响因素分析 |
| 6. | One - side welding with back formation of pure aluminum plate by using double - wire welding
纯铝中厚板双丝单面焊双面成形工艺 |
| 7. | When a mixed team is forced to clear , the up - and - back formation must be modified since it leaves the alleys wide open
当混双选手采用前后站位的时候，它的站位必须要改变，因为在中场的两边会留下大片的空地。 |
