Here workers are fine tuning the different landscapes.

在这里，工人们正在微调各种不同的景观。

This can be useful for fine tuning queries and locking them down.

这在优化查询和锁定查询时可能较为有用。

It included fine tuning to a number of its existing tools rather than focusing on new ones.

这一版本对一系列已有工具进行了微调而不是集中在新工具上。

A user or group can have more than one entry; this allows for further fine tuning of access.

一个用户或组可以有多个条目；这样就可以更精细地调整访问权。

Of the three types of configuration, the fine tuning one takes the most effort to get right.

这三种配置中，微调配置需要付出最多精力以保证正确。