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【单选题】
应变片的选择包括类型的选择、材料的选用 、 尺寸的选择 和( ) 等。A.
测量范围的选择
B.
电源的选择
C.
阻值的选择
D.
结构的选择
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举一反三
【单选题】Some lights used as to marine navigation have a red sector to indicate a er area. The limits of a colored sector of a light are listed in the Light List in which of the following manners?（）
A.
Geographical positions outlining the area of the sector
B.
True bearings as observed from the ship toward the light
C.
An outline of the area of the sector
D.
True bearings as observed from the light toward the ship
【单选题】Which of the following States is the largest in land area in the United States?
A.
Alaska
B.
Texas
C.
California
D.
New Mexico
【单选题】According to the text,which of the following is NOT a historical significance of the excavation of bone flutes in the Jiahu area?
A.
It has challenged the belief that China's traditional music had only a five-tone scale.
B.
It has extended Chinese civilization by another 3,000 years.
C.
It provides new insights into China's music history.
D.
It indicates that bone musical instruments have disappeared in Han areas.
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