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【单选题】
关于 DCOM 图像格式,不正确的描述是A.
DICOM 不允许用三个矩阵分别表示三基色分量值
B.
文件扩展名通常为“ *.dcm
C.
阅读该格式图像需要专用读图软件
D.
采用位图的方式，逐点表示出其位置上的灰度和颜色信息
E.
DICOM 一般采用的是 RGB 三基色表示
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举一反三
【单选题】The novel Uncle Tom's Cabin had an important influence on______.
A.
the Abolitionist movement
B.
American isolationists
C.
the carpetbaggers
D.
the colonial militia
【单选题】In the 1850's Harriet Beecher Stowe's Uncle Tom's Cabin became the best seller of the generation, ______ a host of imitators.
A.
inspiring
B.
inspired
C.
inspired by
D.
to inspire
【单选题】What is Uncle Tom's Cabin ?
A.
Northup's second book
B.
a fictional book that opposed slavery
C.
a true story of a man named Tom
D.
a book inspired by Northup's story
【单选题】According to the last paragraph, we can infer that Uncle Tom's Cabin is ______ .
A.
Stowe's best work
B.
Stowe's most famous work
C.
Stowe's only novel left in the world
D.
Stowe's only work about the slavery
【简答题】完形填空。 One day, Frank and his parents go to his uncle's home for lunch．Frank's uncle Tom has a little black dog．Its 1 is Jeff．It's only one year old． 2 lunch Uncle Tom says, 'I'll go to New York, 3 I c...
【简答题】铁是应用最广泛的金属，铁的卤化物、氧化物、硫酸盐以及高价铁的含氧酸盐均为重要化合物． （1）在实验室中，FeCl 2 可用铁粉和盐酸反应制备，FeCl 3 可用铁粉和______反应制备；现有一含有FeCl 2 和FeCl 3 的混合物的样品，测得样品中n（Fe）﹕n（Cl）=1﹕2.3，则该样品中FeCl 3 的物质的量分数为______． （2）要确定铁的某氯化物FeCl x 的化学式，可用离...
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