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搜题
【单选题】
根据下列哪种特性可将巨噬细胞与淋巴细胞分离? ★
A.
趋化性
B.
ADCC 效应
C.
E花环试验
D.
对玻璃和塑料制品的粘附性
E.
以上都不是
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【判断题】出生后2年,胸、腰椎两侧椎弓完全融合
A.
正确
B.
错误
【单选题】Miss Li told us __________ alcohol. A. don’t drink B. drink not C. to not drink D. not to drink
A.
don’t drink
B.
drink not
C.
to not drink
D.
not to drink
【单选题】I'm thirsty. I want to buy something _________. [     ]
A.
to drink
B.
drink
C.
drinking
D.
for drink
【简答题】A.not to drink B.to drink not C.not drink D.drink not
【单选题】She would rather______coffee and tea ______water. [     ]
A.
to drink, to
B.
 drink, than
C.
 to drink, than
【单选题】某建筑基坑采用复合土钉墙支护结构,垂直开挖,某单根预应力锚索的水平拉力标准值为185kN,其水平倾角为20°,锚孔直径为150mm,其自由段长度为6m。已知土层与土钉的极限粘结强度标准值qsk,i=50kPa。基坑安全等级为三级。试问:该预应力锚索的设计长度(mm)至少应取下列()项。()
A.
17
B.
18
C.
19
D.
20
【单选题】I told Mary ()that water.
A.
to drink not
B.
not to drink
C.
to not drink
D.
not drink
【单选题】某基坑支护结构安全等级为二级,垂直开挖,采用复合土钉墙支护,设一排预应力锚杆,锚杆水平间距1m,结构计算宽度1m,自由段长度为5.0m。已知锚杆计算宽度内的弹性支点水平反力值为250kN,水平倾角20°,锚孔直径为150mm,土层与砂浆锚固体的极限黏结强度标准值qsik=46kPa,锚杆极限抗拔承载力标准值RK=1.3NK。锚杆的设计长度至少应取()时才能满足要求。()
A.
16.0m
B.
18.0m
C.
21.0m
D.
24.0m
【单选题】Could I have something ___ orange? A, like B, of C, to drink D, drink
A.
like
B.
of
C.
to drink
D.
drink
【单选题】土钉水平倾角为( )。
A.
25°
B.
10°
C.
30°
D.
40°
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