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搜题
【单选题】
()首《勃兰登堡协奏曲》是巴赫的风格标本。
A.
B.
C.
D.
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【判断题】总供给曲线反映的是在产品市场均衡时利率和国民收入之间的关系。()
A.
正确
B.
错误
【单选题】we can find the material from title block
A.
true
B.
false
C.
uncertain
【判断题】Each drawing must have a title block.
A.
正确
B.
错误
【单选题】The title block include the following contents except ________?
A.
the part name
B.
the drawing number
C.
the materials
D.
tolerance
【简答题】title block
【多选题】The main contents of title block are:
A.
part name
B.
signature
C.
class
D.
student ID NO.
【判断题】Each drawing must have a title block. Title block should be drawn in the bottom right corner. The drawing orientation should be as a landscape.
A.
正确
B.
错误
【多选题】关于酶的叙述哪些是正确的
A.
酶的化学本质是蛋白质
B.
酶可以降低反应活化能
C.
酶促反应需要温和的条件
D.
酶能加速反应速度,不改变平衡点
E.
酶促反应速度随温度增加而增加
【单选题】If there is not enough space for placing the whole parts list above the title block, where can we put the left part items?
A.
At the left of the title block
B.
At the bottom left corner of the drawing sheet
C.
At the top right corner of the drawing sheet
D.
At the top left corner of the drawing sheet
【判断题】指针式万用表红表笔相当于电源的负极,黑表笔相当于电源的正极。( )
A.
正确
B.
错误
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