There are two transition points in the resistant-temperature curve of the La_(0.7)Ca_(0.3)MnO)3 film fabricated by sol-gel method, and it is the result of the interaction between double exchange and small polarons that play a important role in CMR films.是什么意思_There are two transition points in the resistant-temperature curve of the La_(0.7)Ca_(0.3)MnO)3 film fabricated by sol-gel method, and it is the result of the interaction between double exchange and small polarons that play a important role in CMR films.在线翻译_英语_读音_用法_例句