广义的消耗包括什么?
参考答案:
生活消耗和生产消耗;
WindowListener中可以实现窗口关闭功能的方法是【 】
A.public void windowOpened(WindowEvent e)
B.public void windowClosed(WindowEvent e)
C.public void windowClosing(WindowEvent e)
D.public void windowDeactivated(WindowEvent e)
什么叫氨化作用?主要由哪些微生物参与?有何实际意义?