盐渍化
参考答案：是指水灌地由于盐分积聚而缓慢恶化的过程。
A quarrel _____ last Sunday, and he _____ his family. [ ]
A. was broken out; broke away
B. broke out; broke away from
C. was broke out; broke away from
D. broke out; broke away
艾滋病病毒检测的确证试验通常采用何种检测方法（ ）
A．竞争法
B．免疫印迹法
C．化学发光法
D．斑点-ELISA法
E．斑点免疫渗滤试验
