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【判断题】
变压器按用途可分为电力变压器、互感器、试验变压器和油浸式变 压器。
A.
正确
B.
错误
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【单选题】Th0 cells differentiate into Th1 cells under the action of which cytokines
A.
IL - 12
B.
IL - 10
C.
IL - 5
D.
IL - 4
E.
IL - 3
【多选题】For effect Th2 cells, which of the followings are correct ?
A.
Mainly mediate defense against infections by extracellular microbes.
B.
Act in stimulating clonal expansion and differentiation of CTL cells.
C.
Interact with B cells and induce B cell activation and differentiation into plasm cell.
D.
Secret IL-4, IL-5, IL-10 and act in antibodies secretion.
E.
Secret IL-2, IL-12 and  active macrophage.
【简答题】简述门静脉高压症的临床表现
【单选题】For effect Th1 cells, which of the following is not correct ?
A.
Mainly mediate defense against infections by intracellular microbes.
B.
Act in stimulating clonal expansion and differentiation of CD8+T cells.
C.
Interact with B cells and induce B cell activation and differentiation into plasm cell.
D.
Secret IFN-r and activate macrophage and NK cells.
E.
Secret IL-2 and activate neutrophils.
【简答题】简述门静脉高压症的临床表现?
【简答题】简述门静脉高压症的临床表现。
【单选题】—The guard keeps watch at the gate. —So he does. Only those knows well could be let in.
A.
close; who
B.
tight; whom
C.
tight; that
D.
close; he
【判断题】The stomatal pores are closed when guard cells are turgid.
A.
正确
B.
错误
【简答题】简述门静脉高压症的临床表现。
【判断题】u质量等级符号为A、B、C、D、E。由A到E,其P、S含量依次上升,质量下降。
A.
正确
B.
错误
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