旋转式分配器的分配位置与行程开关没有关系.
参考答案：错
People are encouraged to speak openly, but careless words are________to hurt others' feelings. [ ]
A. possible
B. probable
C. likely
D. sure
为避免肝脏的首关效应，一般肛门栓在使用时应塞入直肠的距离正确的是
A．1cmB．2cmC．8cmD．6cmE．10cm
