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【单选题】
移液管和吸量管所移取的体积通常可准确到( )mL。
A.
1
B.
0.1
C.
0.01
D.
0.001
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参考答案：
举一反三
【单选题】Which of the following best describes a transistor?
A.
a cable that transmits bits by means of light pulses along a glass or plastic fiber instead of electrical signals over a conductor
B.
an electronic device that can accept, manipulate, store, and output data, and whose instructions can be programmed
C.
an older information system that remains in use because it still functions and is costly to replace
D.
a small electrical circuit made from a semiconductor material such as silicon
查看完整题目与答案
【单选题】根据材料，回答题 甘草酸属于 查看材料
A.
四环三萜皂苷
B.
五环三萜皂苷
C.
甾体皂苷
D.
强心苷
E.
氰苷
查看完整题目与答案
【多选题】【英译汉】Words and its explanations match. Fill in each blank with only letter from A toM. ( 注意填写答案时,答案前后一定不要留空格或符号)
A.
ionization
B.
vanishingly
C.
transconductance
D.
preferential
E.
transistor
F.
silicon
G.
simultaneously
H.
superimpose
I.
transintruduction
J.
perpendicular K.threshold L.schematic M.disappear (1)跨导——( ) (2)硅——( ) (3)同时的——( ) (4)极限,门槛 ——( ) (5)趋于零地 ——( ) (6)优先选择的——( ) (7)扼要的,图解的 ——( ) (8)垂直线,垂直的位置——( ) (9)离子化,电离 ——( ) (10)重叠(安装,添加) ——( )
查看完整题目与答案
【单选题】What's the mark of third generation of computer?
A.
Transistor
B.
Integrated circuit
C.
Silicon
D.
Very large scale of integrated circuit
查看完整题目与答案
【判断题】甘草酸属于三萜皂苷类化合物
A.
正确
B.
错误
查看完整题目与答案
【单选题】以下西餐的座次礼仪中,哪一点是与中餐不同的?
A.
面门为上
B.
距离原则
C.
交叉排列
D.
以右为尊
查看完整题目与答案
【单选题】One of the great revolutions of all time that occurred in 1948 was ______.
A.
the invention of a transistor
B.
the discovery of silicon
C.
the production of a crystal called a diode working like a valve
D.
the beginning of the start of microelectronics
查看完整题目与答案
【多选题】(), () and( ) are electronic components.
A.
vacuum tube
B.
integrated circuit
C.
silicon
D.
transistor
查看完整题目与答案
【单选题】Which electronic component is this graphical symbol illustrating?
A.
Diode
B.
Tunnel diode.
C.
Transistor
D.
Silicon controlled rectifier.
查看完整题目与答案
【多选题】()、()、()are electronic components
A.
vacuum tube
B.
integrated circuit
C.
silicon
D.
transistor
查看完整题目与答案
相关题目：
【单选题】Which of the following best describes a transistor?
A.
a cable that transmits bits by means of light pulses along a glass or plastic fiber instead of electrical signals over a conductor
B.
an electronic device that can accept, manipulate, store, and output data, and whose instructions can be programmed
C.
an older information system that remains in use because it still functions and is costly to replace
D.
a small electrical circuit made from a semiconductor material such as silicon
查看完整题目与答案
【单选题】根据材料，回答题 甘草酸属于 查看材料
A.
四环三萜皂苷
B.
五环三萜皂苷
C.
甾体皂苷
D.
强心苷
E.
氰苷
查看完整题目与答案
【多选题】【英译汉】Words and its explanations match. Fill in each blank with only letter from A toM. ( 注意填写答案时,答案前后一定不要留空格或符号)
A.
ionization
B.
vanishingly
C.
transconductance
D.
preferential
E.
transistor
F.
silicon
G.
simultaneously
H.
superimpose
I.
transintruduction
J.
perpendicular K.threshold L.schematic M.disappear (1)跨导——( ) (2)硅——( ) (3)同时的——( ) (4)极限,门槛 ——( ) (5)趋于零地 ——( ) (6)优先选择的——( ) (7)扼要的,图解的 ——( ) (8)垂直线,垂直的位置——( ) (9)离子化,电离 ——( ) (10)重叠(安装,添加) ——( )
查看完整题目与答案
【单选题】What's the mark of third generation of computer?
A.
Transistor
B.
Integrated circuit
C.
Silicon
D.
Very large scale of integrated circuit
查看完整题目与答案
【判断题】甘草酸属于三萜皂苷类化合物
A.
正确
B.
错误
查看完整题目与答案
【单选题】以下西餐的座次礼仪中,哪一点是与中餐不同的?
A.
面门为上
B.
距离原则
C.
交叉排列
D.
以右为尊
查看完整题目与答案
【单选题】One of the great revolutions of all time that occurred in 1948 was ______.
A.
the invention of a transistor
B.
the discovery of silicon
C.
the production of a crystal called a diode working like a valve
D.
the beginning of the start of microelectronics
查看完整题目与答案
【多选题】(), () and( ) are electronic components.
A.
vacuum tube
B.
integrated circuit
C.
silicon
D.
transistor
查看完整题目与答案
【单选题】Which electronic component is this graphical symbol illustrating?
A.
Diode
B.
Tunnel diode.
C.
Transistor
D.
Silicon controlled rectifier.
查看完整题目与答案
【多选题】()、()、()are electronic components
A.
vacuum tube
B.
integrated circuit
C.
silicon
D.
transistor
查看完整题目与答案
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