Let me add, in parenthesis, …

让我加一句题外话…

What are those values in parenthesis?

什么是那些价值在括号？

The statistics were given in parenthesis.

统计数据在括号里。

NOTES: Values shown in parenthesis ( ) are used for light loading.

注：表中（ ）内数字系表示轻荷重使用。

Note: Interpolations, possibly added by others, are indicated in parenthesis.

注：括号中话可能是后人添加的。