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【单选题】
一对直齿圆锥齿轮传动中,小锥齿轮为主动轮,其转向如图所示。则小锥齿轮的轴向力F a1 的指向为( )A.
向上
B.
C.
D.
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反馈参考答案：
举一反三
【单选题】承包人在工程变更确定后()天内，提出变更工程价款的报告，经工程师确认后调整合同价款。工程师应在收到变更工程价款报告之日起()天内予以确认。
A.
7，7
B.
7，14
C.
14，7
D.
14，14
【简答题】股东为防止控制权稀释，往往希望公司提高股利支付率。 （ ）
【单选题】听力原文： When the early settlers, especially the English, arrived in the New World, the hardships and dangers awaiting them were totally unexpected. Had it not been for some friendly Indians, the colonis...
A.
New political ways.
B.
New methods of fishing.
C.
New means of water travel.
D.
How to trap animals.
【简答题】悟空变成了( )偷走了妖王的紫金铃。妖王原形是( ),( )帮助娘娘除了毒刺。
【多选题】What are the three socialvarieties of Australian English?
A.
Cultivated Australian
B.
Private Australian
C.
General Australian
D.
Broad Australian
【单选题】Australian Accounting Standards are issued by the :
A.
Australian Taxation Office (ATO )
B.
Institute of Public Accountants (IPA )
C.
AASB (Australian Accounting Standards Board )
D.
Institute of Chartered Accountants in Australia (ICAA)
【单选题】What did the researchers discover in the stone pit?
A.
Saws used for cutting stone.
B.
Traces left by early explorers.
C.
An ancient geographical map.
D.
Some stone tool segments.
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