3楼: Originally posted by 八角寨 at 2014-08-04 20:39:28
感谢你的建议和帮忙。
现在有两个问题：
1.   by which 的用法在外文文献暂时没有看到过，心里没有把握。（可能是我看外文文献不太多，或不够仔细）。

2.   by which the *** has been studied 中， 其中***的 ...

2楼: Originally posted by sunshine_wk at 2014-08-04 20:32:47
不成熟的意见：
in the preliminary, a *** model has been developed, by which the *** has been studied. In this paper, the *** will be investigated.
个人认为最好避免第一人称的表述。