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【单选题】
列数控车床使用地址符的可变格式中，写法错误的是（）A.
G01 X120 W80 F0.15 S500 M08
B.
G90 G00 U20 Z-30 R40 M08
C.
G02 X60 Z-80 I20 K30 F0.2
D.
G01 X100 Z-50 F0.1
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皮皮学刷刷变学霸
举一反三
【单选题】A new city will be set up _____ was a wasteland after the earthquake. [ ]
A.
in what
B.
where
C.
in which
D.
there
【单选题】—That is the man _____ saved ten children in the earthquake. —How brave he is! [ ]
A.
who
B.
which
C.
where
D.
what
【简答题】根据以下描述写出云的英文缩写 低而均匀的云层,象雾,但不接地,呈灰色或灰白色层云除直接生成外,也可由雾层缓慢抬升或由层积云演变而来。可降毛毛雨或米雪。
【单选题】Word came from Chile _____ at least 300 people were killed in the 8.8-magnitude earthquake. [ ]
A.
which
B.
when
C.
that
D.
where
【单选题】Do you know the brave boy ______ saved several classmates in the earthquake? [ ]
A.
who
B.
what
C.
which
【单选题】The terrible earthquake took place early this month ______ three southern countries meet.
A.
where
B.
when
C.
that
D.
which
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