粗略的

We do not have the true figures so we will have to make some approximations.

我们没有真实数字，因此只能作些计。

The article takes Bayangol Mangol Autonomous Prefecture as example,carries out researching on economic accounting of environmental...

本文以巴州地区为例,对环境经济核环境防护活动经济核进行了研究,给出一种方法。

This is only a crude approximation of the actual conditions in the area.

这只是对这一地区实际情况计。

"The simplest stonework is rubBle, roughly Broken stones Bound in mortar. Ashlar work consists of regularly cut Blocks with squared edges."

最简单石料加工品是石,在研磨机地破碎石头。方石加工品是由整齐地切割出具方形边缘之石块所组成。