|
21. | circumference of bobbin |
| 筒子周 |
|
|
| |
22. | synodic revolution |
| 会合周 |
|
|
| |
23. | sidereal revolution |
| 恒星周 |
|
|
| |
24. | Fire Prevention Wweek. |
| 防火周。 |
|
|
| |
25. | wetted perimeter of flow cross section |
| 湿周 |
|
|
| |
26. | peripheral envelope |
| 周包膜 |
|
|
| |
27. | World Week of Peace |
| 世界和平周 |
|
|
| |
28. | circumferential strain |
| 周应变 |
|
|
| |
29. | Chou Chang-lung |
| 周昌隆 |
|
|
| |
30. | circumference of wheel |
| 轮周 |
|
|
| |