Abstract The chemical composition of pupa crust of Antheraea pernyi has been determined, and the microstructures of pupa crust have been studied by scanning electron microscope.是什么意思_Abstract The chemical composition of pupa crust of Antheraea pernyi has been determined, and the microstructures of pupa crust have been studied by scanning electron microscope.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句