症状性癫痫是由于脑部病损和代谢障碍,原因有(),(),(),(),(),(),()等。
参考答案:先天性疾病;脑外伤;感染中毒;颅内肿瘤;脑血管疾病;营养代谢疾病如何偻病;低血糖
Which of the following statements about object oriented databse is not correct
A. Each object has a unique object identity in the system.
B. Encapsulation and inheritance are two important features of object oriented database.
C. A subclass can inherit the attributes and methods of all its superclasses.
D. A subclass includes the attributes and methods of all its subclasses.
()指站位离球台端线0.7米左右的位置。