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【单选题】
与 X线无关的检查方法是
A.
CT
B.
CTA
C.
CTU
D.
DR
E.
MRI
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举一反三
【单选题】One of the most eminent of psychologists, Clark Hull, claimed that the essence of reasoning lies in the putting together of two 'behavior. segments' in some novel way, never actually performed before,...
A.
devised
B.
made
C.
did
D.
produced
【简答题】海洋是人类最大的资源宝库,人类在逐步的开发和利用。某校化学实验室有一包从海水中获得、并经初步提纯的粗盐,现对其成分进行探究,并将粗盐进一步提纯。 (一)【实验一】这包粗盐中还含有哪些杂质?根据海水成分和初步提纯的实验操作,估计该粗盐可能含有的杂质是CaCl 2 和MgCl 2 ,现用实验验证这种推测:第一步:取样,加入适量水使样品完全溶解,得溶液A;第二步:取少量溶液A,并滴加足量NaOH溶液,观...
【单选题】The structural members of the hull extending in a fore and aft direction are called _____.
A.
frames
B.
joiners
C.
longitudinals
D.
knees
【单选题】______ is an opening for supplying seawater to condensers, pumps, etclocated in the hull below the waterline and having means for the attachment of associated piping.
A.
SEA CHEST
B.
SCUPPER
C.
SCUTTLE
D.
SEA PORT
【单选题】普通硅酸盐水泥适用于下列哪种工程?
A.
水利工程的水下部位
B.
大体积混凝土工程
C.
早期强度要求较高且受冻的工程
D.
受化学侵蚀的工程
【单选题】The Capital of Northern Island is ______.
A.
Belfast
B.
Glasgow
C.
Dublin
D.
Hull
【多选题】What are the requirements for the Design and Construction of Hull structures?
A.
Sufficient strength, rigidity(刚度) and stability
B.
Good continuity and avoid stress concentration.
C.
Reasonable construction technology.
D.
Fully consider the beauty of the entire hull and the convenience of future maintenance.
【单选题】普通硅酸盐水泥适用于下列哪种工程?
A.
大体积混凝土工程
B.
早期强度要求较高且受冻的工程
C.
水利工程的水下部位
D.
受化学侵蚀的工程
【单选题】普通硅酸盐水泥适用于下列哪种混凝土工程?
A.
水利工程的水下部位
B.
大体积混凝土工程
C.
早期强度要求较高且受冻的工程
D.
受化学侵蚀的工程
【单选题】To pr a wooden hull from leaking you caulk it().
A.
after drydocking,while the hull is moist
B.
after drydocking,and the hull has dried
C.
afloat,where it is leaking
D.
afloat,in all accessible areas
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