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【简答题】
采用假想的剖切平面将机件的某处切断,仅画出该剖切面与机件接触部分的图形称为 .
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举一反三
【单选题】The election of______ made Margaret Thatcher to power and she became the first woman prime minister in Britain.
A.
1979
B.
1980
C.
1982
D.
1992
【单选题】最易发生颈椎病的职业为( )
A.
长久站立者
B.
久坐者
C.
长久伏案工作者
D.
脑力劳动者
【单选题】She became the first woman to enter the school but withdrew after a few days ______ stress.
A.
because of
B.
in spite of
C.
instead of
D.
in honor of
【简答题】请根据任务单结合以往所学内容用 Proteus 绘制按键模块电路图,并上传到学习通
【单选题】最易发生颈椎病的职业为
A.
长久站立者
B.
久坐者
C.
长久伏案工作者
D.
体力劳动者
E.
脑力劳动者
【单选题】最易发生颈椎病的职业为
A.
长久站立者
B.
久坐者
C.
长久伏案工作者
D.
体力劳动者
【单选题】She became the first black woman to the Senate. [     ]
A.
elected
B.
being elected
C.
to elect
D.
to be elected
【单选题】ISO11801建议的拓扑结构是主干分层的()
A.
网状结构
B.
星形结构
C.
树形结构
D.
环形结构
【单选题】Four years later, she became the first woman ________ a degree in agriculture from that famous school. [     ]
A.
receive
B.
receiving
C.
received
D.
to receive
【简答题】Margaret Thatcher when she became the first British woman Prime Minister首相) in 1979.
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