 |
 |
 |
 |
 |
|
|---|---|---|---|---|---|
| 1 | stratification | 層化 | |||
| 2 | stratification of the surface waters | 表層水の成層化 | |||
| 3 | stratified random sampling | 層化無作為抽出 | |||
| 4 | thermal stratification | 温度成層化 | |||
|
|
|
|
|
|
|---|---|---|---|---|---|
| 1 | stratification | 層化 | |||
| 2 | stratification of the surface waters | 表層水の成層化 | |||
| 3 | stratified random sampling | 層化無作為抽出 | |||
| 4 | thermal stratification | 温度成層化 | |||