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【单选题】
使用氢火焰离子化检测器, 选用下列哪种气体作载气最合适?A.
H 2
B.
He
C.
Ar
D.
N 2
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反馈参考答案：
举一反三
【单选题】Lying in hospital, the patient _________ the outside world by watching news programs on TV every day.
A.
kept in touch with
B.
faced up
C.
turned the clock back
D.
slowed down
【简答题】水稻品种的“三性”是指（）、（）和基本营养生长性。
【简答题】水稻品种的 “三性”是 指 ______ 、 ______ 和 ______ 。
【单选题】某公司2013年年初的未分配利润为100万元,当年的税后利润为400万元,2014年年初公司讨论决定股利分配的数额。公司目前的目标资本结构为权益资本占60%,债务资本占40%,2014年不打算继续保持目前的资本结构,也不准备追加投资。按有关法规规定该公司应该至少提取10%的法定公积金。则该公司最多用于派发的现金股利为( )万元。
A.
460
B.
450
C.
400
D.
500
【单选题】Which of the following devices has not the function of distress alerting?
A.
SART.
B.
DSC.
C.
MES.
D.
EPIRB.
【单选题】More news information programs are broadcast on Italian TV than anywhere else because the Italians______.
A.
are interested in what is happening in the world
B.
like to undergo social and politcal changes
C.
prefer to learn news information in TV rather than in newspapers
D.
expect TV to tell them the latest news about what is going on in their country
【单选题】Which frequencies and modes are allocated for distress alerting in GMDSS?
A.
406 MHz via EPIR
B.
1,626. 5 - 1,645. 5 via INMARSAT.
C.
Channel 70 DSC plus six (6) MF/HF DSC frequencies.
D.
All of the above.
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