【判断题】Na 2 ONa 2 O 2 组成元素相同,与 CO 2 反应产物也相同。( )
【单选题】( )运动是一项高雅的,深受人们喜爱的绅士运动,但由于受客观条件限,很难推广。( )
【判断题】高尔夫球运动是一项高雅的、深受人们喜爱的绅士运动,由于受客观条件的限制,高尔夫球运动很难推广。
【单选题】下列叙述正确的是( )
A.
0.1 mol/LC 6 H 5 ONa溶液中:c(Na + )>c(C 6 H 5 O - )>c(H + )>c(OH - )
B.
Na 2 CO 3 溶液加水稀释后,恢复至原温度,pH和K w 均减小
C.
pH=5的CH 3 COOH溶液和pH=5的NH 4 Cl溶液中,c(H + )不相等
D.
在Na 2 S溶液中加入AgCl固体,溶液中c(S 2- )下降
【单选题】______运动是一项高雅的、深受人们喜爱的绅士运动,但由于受客观条件的限制,很难推广。
【单选题】下列既属于直接筹资,又属于长期债务筹资的是( )。
【单选题】A 12-year-old boy died of complications of acute lymphocytic leukemia. There is no family history of cardiovascular disease. The gross appearance of the aorta at autopsy is shown in the figure. Histol...
A.
Cap of smooth muscle cells overlying a core of lipid debris
B.
Collection of foam cells with necrosis and calcification
C.
Granulation tissue with a lipid core and areas of hemorrhage
D.
Lipid-filled foam cells and small numbers of T lymphocytes
E.
Cholesterol clefts surrounded by proliferating smooth muscle cells and foam cells
【简答题】以下属于直接筹集方式的是( )。 A发行债券 B发行股票 C银行借款 D商业信用
【单选题】交流接触器工作中为了避免通入交流电的变化产生的振动和噪声的部件是( )
【单选题】The gross appearance of a liver with macronodular cirrhosis is most consistent with which of the following laboratory findings:
A.
Decreased clot stabilization from factor XIII deficiency
B.
Hepatitis A antibody positive
C.
Toxic acetaminophen level
D.
Hepatitis C antibody positive
E.
Elevated alpha-fetoprotein