BSC6000最多支持()个源信令点,支持()和()两种类型的信令链路.
参考答案:4;2M;64K
_____________ they _____________ playing basketball?
A.Are, like
B.Do, like
C.Do, liking
D.Are, likes
有机磷农药中毒机制主要与下列哪种酶有关()
A.磷酸酶
B.转氨酶
C.胆碱酯酶
D.单胺氧化酶