在加工某些水产食品有什么方法增强产品香气?
参考答案:
腌制、熏制、发酵、蒸煮
When the H1N1 virus____ at first in Mexico, no one had the least idea that it would spread so rapidly throughout the world.
A.broke off
B.broke down
C.broke out
D.broke away
相撞系指铁路机车车辆在运行过程中与行人、机动车、非机动车、牲畜及其他障碍物相互(),造成人员伤亡、设备设施损坏。