| 1. | The polynucleotide chain is helical .
多核苷酸键是螺旋形的。 |
| 2. | Normal, double-helix dna is spiral, like a loosely coiled spring .
正常的双螺旋DNA是螺旋形的，像一根松松地卷曲的弹簧。 |
| 3. | In certain case it might be necessary to further decompose a spiral into convex subsets .
在某些情况下，把一个螺旋形进一步分解成凸子集是必要的。 |
| 4. | The charged particles move in spiral paths
这些带电的粒子在螺旋形的轨道中移动。 |
| 5. | General - purpose uniform cross section spiral retaining rings
通用均匀横截面螺旋形扣环 |
| 6. | General purpose uniform cross section spiral retaining rings
通用均匀横截面螺旋形挡圈 |
| 7. | Having a shape approximating that of a helix
近似螺旋形的，近似螺旋线的 |
| 8. | Coiled handset cord for telecommunication devices ; 4 wire
通信设备用螺旋形话机软线. 4股线 |
| 9. | We ' re now experiencing the positive spiral effect
我们现在正在经历肯定的螺旋形之物效果。 |
| 10. | Spirillum a helically shaped bacterium
螺旋菌：一种螺旋形的细菌。 |
