TCA cycle tricarboxylic acid cycle

11-year solar cycle

18-Months cycle reload

18-months fuel cycle

1-cycle

1st cycle

2k-cycle-matrix

2-multiple semi-stable limit cycle

4-cycle

4F cycle economic way

50%duty-cycle

5E Constructive Learning Cycle

6-cycle

8-cycle

9F class gas-steam combined cycle unit

9F gas-steam combined cycle unit

9F single-shaft combined cycle unit

a bipartite graph determined by its cycle length d

a bipartite graph determined by its cycle length distribution

a complete tidal cycle