以下哪项鉴别葡萄胎和侵葡最可靠()
A.子宫大小
B.血HCG值大小
C. * * 有无转移病灶
D.卵巢有无黄素囊肿
E. * * 流血量多少
参考答案:C
The use of ()in many ways reduces staffing needs, minimizes in transit damage and theft, shorten time in transit because of reduced port turnaround time.
A.Container
B.Supertanker
C.Pallet
D.Integration
用水灭火的灭火机理是:()
A、冷却
B、窒息
C、抑制
D、两者都有