皮皮学，免费搜题
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【单选题】
TCRγδ识别抗原的特点A.
需与MHC分子结合
B.
需APC提呈
C.
需双识别
D.
与TCRαβ相同
E.
在抗原识别方面与BCR相似
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参考解析：
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皮皮学刷刷变学霸
举一反三
【简答题】match each sentence with the corresponding picture.
【简答题】Match each term with its corresponding picture
【单选题】旅客列车乘务员胸章牌(长方形职务标志)戴于左胸口袋上方正中,下边沿距口袋( )处(无口袋的戴于相应位置),包含单位、姓名、职务、工号等内容。
A.
0.5厘米;
B.
1厘米;
C.
2厘米;
D.
3厘米;
【简答题】Match each statement and its corresponding picture
【判断题】When cutting brittle metal, cutting heat mainly comes from deformation heat in shearing region.
A.
正确
B.
错误
【单选题】Metal cutting does NOT change ( ) of a workpiece.
A.
shape
B.
material
C.
dimensions
D.
surface quality
【单选题】The cutting tool removes metal ______it travels past the revolving workpieces.
A.
for
B.
as
C.
so
D.
if
【简答题】Match each statement with the cortesponding picture.
【单选题】The cutting tool removes metal ______it passes through the rotating workpiece.
A.
before
B.
as
C.
since
D.
after
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