Warning: file_put_contents(/www/wwwroot/ppbbbu/202081.com/cache/bbb1fd787ba321e51d7ebc05b2b8ebdf.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbbu/202081.com/index.php on line 55 tryosin例句_tryosin英汉例句_tryosin双解例句_2020年的事情英文词典
Methods By tryosin and DNA enzyme digest methods, we observed the human beings chorial trophcytes with light microscope and electronic microscope. 方法应用胰蛋白酶／DNA酶消化法进行消化，经光镜和电镜观察。