翻车机不自动靠车的原因有哪些?
参考答案:
出、入口光电信号、大臂零度信号、重钩舌开信号、牵车中、轨道对准信号、靠板、梁原位信号。
—The research on the new flu virus vaccine is challenging and demanding. Who do you think can do the job?
—_______ my students have a try?
A.May
B.Must
C.Shall
D.Will
某患者,男性,24岁。诊断为链球菌肺炎,医师为其开具了青霉素静滴,q8h给药。下列抗感染药物中,需要1日多次给药的是()
A.左氧氟沙星
B.头孢克洛
C.阿奇霉素
D.依替米星
E.莫西沙星