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【单选题】
能直接特异性地杀伤靶细胞的细胞是()
A.
K细胞
B.
NK细胞
C.
巨噬细胞
D.
中性粒细胞
E.
Tc细胞
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【判断题】Geconetry的点有4种: Box (立方体)。Cone (圆锥体) , Cylinde' (网柱体),Sphere (球体)
A.
正确
B.
错误
【单选题】下列内容中不是会计报表审计所要达到的目标和要求的有( )
A.
会计报表审计的目标是通过审计使CPA能够对被审计单位的会计报表发表意见,以说明会计报表是否符合国家颁布的企业会计准则和相关会计制度的规定,在所有重大方面是否公允反映了被审计单位的财务状况、经营成果和现金流量。
B.
会计报表审计的目标是通过审计使CPA能够对被审计单位的会计报表发表意见,以说明会计报表是否符合国家颁布的企业会计准则和相关会计制度的规定,在所有重大方面是否公允反映了被审计单位的财务状况、经营成果和现金流量;会计处理方法的选用是否符合一贯性原则。
C.
CPA的审计意见旨在提高会计报表的可信性,不应被视为是对被审计单位未来生存能力或管理当局经营效率、效果提供的保证。
D.
CPA应当合理保证会计报表整体不存在重大错报。
【单选题】Which of the listed problems would be indicated by an accumulation of water in one cylinder, in addition to the crankcase of an idle diesel engine?
A.
Excessive cylinder liner
B.
water in the fuel system
C.
Cracked cylinder liner
D.
Leaking lube oil cooler
【判断题】文献分析法是通过收集分析各种文献档案、统计资料,从中引证对研究对象的看法或找出其真相的一种研究方法。
A.
正确
B.
错误
【单选题】The cylinder covers and the liners are bolted together by means of studs _____ the cylinder frames.
A.
screwing into
B.
being screw on
C.
to screw on
D.
screwed into
【单选题】交往是一门艺术,沟通需要方法。在师生交往中,我们应该做到( )
A.
学会角色互换
B.
得理不饶人
C.
和老师称兄道弟
D.
言听计从
【单选题】If a tow-stroke/diesel engine is over-speeding due to leakage of lube oil into the cylinders, what should you do to stop the engine?
A.
Move the fuel control mechanism to the no fuel position
B.
Block the fuel supply by closing the master fuel valve
C.
Shut off the fuel supply and block the flow of intake air
D.
Relieve all pressure in the fuel system
【单选题】制作一个哑铃,我们需要用到的基本几何体有哪些?( )
A.
Cube和Sphere
B.
Cylinder和Sphere
C.
Cube和Cylinde
D.
Sphere和Capsule
【单选题】In which of the scavenging methods listed will the exhaust valve be located in the cylinder head?
A.
Return-flow
B.
Uniflow
C.
Cross-flow
D.
Direct flow
【单选题】The oil is in the (   ).
A.
cylinde
B.
piston
C.
oil pan
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