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【判断题】
从事特种作业的人员如：电工、焊工等必须接受安全技术培训，通过考核并持有《特种作业人员操作证》才能上岗。取得《特种作业人员操作证》者，按要求年限进行复审。()A.
正确
B.
错误
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反馈参考答案：
举一反三
【单选题】Which of the following expressions is semantically ambiguous?
A.
arrest
B.
phone
C.
enter
D.
color
E.
all of the above
【单选题】When drawing a gear, the pitch circle is represented by (Single option: 10 points)
A.
Thin dot-dash line
B.
Thick solid line
C.
Thin solid line
D.
None
【单选题】Pitch-circle diameter for a gear is (Single option: 10 points)
A.
mz
B.
m(z+2)
C.
m(z-2.5)
D.
None
【简答题】(CRS)用于下行信道估计及非beamforming模式下的解调、调度上下行资源及切换测量;( DRS)仅用于波束赋型模式，用于UE解调;( DMRS)用于上行控制和数据信道的相关解调;()用于估计上行信道域信息，做频率选择性调度。 A、DMRS B、DRS C、SRS D、CRS
【单选题】Drawing of a single gear, for external view , the pitch circle is shown with ( )
A.
tick line
B.
dashed dotted line
C.
thin line
D.
dashed line
【单选题】Which of these chapters in the Gear Up Book is NOT included in the final pitch?
A.
Customers
B.
Delight
C.
Business Model
D.
Reality Test
E.
Go Global
【单选题】Which of the following expressions is semantically ambiguous?
A.
cardinal
B.
river
C.
ordinal
D.
liver
E.
all of the above
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