以理论为基础的这种深度分析往往比纯粹的实验手段更加权威和具有说服力。()

以理论为基础的这种深度分析往往比纯粹的实验手段更加权威和具有说服力。（)

A.Such profound analysis which is based on theories is usually more authoritative and convincing than pure experiments.

B.Such theory-based profound analysis is usually more authoritative and convincing than pure experiments.