Their analysis is based on what research indicates to be the major cultural forces affecting changes in literacy education, not on ability research that demonstrates hte effects of information and communication technologies (ICT) on student learining, as some researchers and policymakers have called for in recent years.

老师这句话中的what research indicates to be…what是做宾语从句中indicates的宾语吗？为什么翻译成他们的分析基于研究成果所显示的影响读写能力教育发生转变的主要是文化因素的这种结论，而不是他们的分析基于研究暗示的影响读写能力的某种主要文化因素？