英语语法分析

The simulated weightlessness not only results in changes in expression of MHC in extrafusal fibers and transformation of myofiber type, but also changes in expression of MHC in intrafusal fibers.

模拟失重除影响肌梭外肌纤维MHC的表达、引起肌纤维类型转换外，还导致梭内肌纤维MHC表达表型发生改变。