[Retracted] Prediction of Long-term Variation of Ocean Circulation Based on Grey Correlation Clustering

Table 4

Water mass properties in autumn.

Arrangement	Depth	Bit density	Temperature	Salinity
Surface	0–100	20.5–24	21.5–29	32.60–34.80
Subsurface layer	100–200	24–25.4	16–21.5	34.00–34.85
Secondary middle	200–350	25.4–26.4	11–16	34.30–34.70
Middle level	350–850	26.4–27.2	5.8–11	34.20–34.45
Deep level	>850	27–27.8	2–5.8	34.30–34.80