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【单选题】
急性心梗第3出现发热和心包摩擦音．血沉30mm/1h，血白细胞6.1×109/L，中性粒细胞0.55，可能是A.
急性心梗的反应性心包炎
B.
心脏破裂
C.
急性心梗后综合征
D.
伴发病毒性心包炎
E.
室壁瘤
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举一反三
【单选题】Fire in an engine compartment is best extinguished with carbon dioxide gas(CO2)and by ______.
A.
completely closing the compartment
B.
closing the compartment except for the ventilators
C.
leaving the compartment open to the air
D.
increasing the air flow to the compartment by blowers
【单选题】CO2 extinguishes a fire by ____.
A.
a blanket of bubbles formed on the surface of the fire
B.
smothering
C.
cooling
D.
isolating the heat from the fuel
【单选题】CO2 extinguishes a fire by __________.
A.
a blanket of bubbles formed on the surface of the fire
B.
smothering
C.
isolating the heat from the fuel
D.
cooling
【简答题】简述无形资产的评估程序。
【单选题】The fire extinguishing action of CO2 comes mostly from _____.
A.
breaking the fire chemical chain reaction
B.
smothering
C.
cooling
D.
isolating the heat from the fuel
【简答题】请预测2017年3月USARNY离岸、在岸、中间价汇率。 要求:按日预测,定性定量预测。
【单选题】If a CO2 fire extinguisher is not readily available, which of the listed fire extinguishers would be best suited to combat a small electrical fire in a switchboard?
A.
Dry chemical
B.
Halon
C.
Low velocity fog
D.
Steam
【单选题】Which students believe that any of the 6 genes on theplasmid can be the first gene transferred to a recipientbacterium?
A.
Students 2 and 3
B.
Students 2 and 4
C.
Students 3 and 4
D.
Students 2, 3, and 4
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