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【简答题】
能将各种非电量转换为电信号进行测量,拓宽了电气测量范围。
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反馈参考答案：
举一反三
【单选题】-Hello, may I talk to John please? -( ).
A.
Sorry, he is busy at the moment
B.
No, you can't
C.
Sorry, you can't
D.
I don't know
【单选题】I ______ that John will come to the party. He's busy preparing for an examination.
A.
suspect
B.
doubt
C.
expect
D.
think
【多选题】以下哪些是无人机能够解决的行业痛点？
A.
严重灾害事故短期无法完成查勘
B.
农业查勘人员需同时具备保险财产损失和土木工程知识
C.
理赔人员需要对高危损失部分进行查勘
D.
保险公司风险预防投入较多
【简答题】线偏振光通过四分之一波片,且光的振动面与四分之一波片的光轴方向成30度的角,则出射光为__________。
【单选题】— Is John coming over this weekend? — He should, but he _______ not. He seems to be busy these days.
A.
can
B.
may
C.
must
D.
will
【单选题】Mary and John are busy looking for a hotel for their wedding______.
A.
meal
B.
snack
C.
refreshment
D.
banquet
【单选题】John is busy ______ his girlfriend ______ her paper.
A.
help⋯with
B.
to help ⋯with
C.
helping⋯with
D.
to help⋯
【单选题】Mary and John are busy looking for a hotel for their wedding __________
A.
meal
B.
banquet
C.
refreshment
D.
snack
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