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【多选题】
下列设备是电力系统一次设备的是A.
发电机组
B.
输电线路
C.
测量设备
D.
变压器
手机使用
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新浪微博
分享QQ
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反馈参考答案：
举一反三
【单选题】某公司研制新产品，预期未来的收益率状况有三种情况，即40%、20%、5%，其发生的概率分别为30%、40%、30%，则该新产品的预期收益率为（ ）
A.
20%
B.
21.5%
C.
32%
D.
34%
【单选题】The SMS should provide for specific measures aimed at promoting the of equipment or systems, the sudden operational failure of which may result in hazardous situations.
A.
visibility
B.
ability
C.
reliability
D.
capability
【单选题】某公司研制新产品,预期未来的收益率状况有三种情况,即50%、30%、10%,其发生的概率分别为20%、50%、30%,则该新产品的预期收益率为( )。
A.
20%
B.
28%
C.
32%
D.
34%
【单选题】Which of the following is false? .
A.
A company should develop a SMS and implement it
B.
A company implementing a SMS properly may obtain a DOC
C.
Once a company obtains its DOC, each vessel of this company will obtain a SMC
D.
DOC is valid for 60 months unless “major non-conformity” is found
【单选题】SMS language or internet slang ( dey, u, tmrw) in email should be ________.
A.
used with selected few clients
B.
can be used sometimes if you feel like
C.
should not be used
D.
used while writing to juniors
【单选题】某公司研制新产品，预期未来的收益率状况有三种情况，即40%、20%、5%，其发生的概率分别为30%、40%、30%，则该新产品的预期收益率为（ ）。
A.
21.5%
B.
20%
C.
32%
D.
34%
【简答题】开始;着手 _________
【单选题】The SMS should provide for _____ ensuring that the Companys organization can respond at any time to hazards, accidents and emergency situation involving its ships.
A.
programs
B.
progress
C.
members
D.
measures
【单选题】From the text we know that______.
A.
people should refuse rubbish short messages
B.
SMS should think of a way to get rid of rubbish short messages
C.
MMS should not allow people to send messages from the Internet to cell phones
D.
SMS benefits from rubbish short messages
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