【单选题】【消耗次数：1】
下面关于局部视图叙述正确的是( )
①
局部视图是物体的一个局部向基本投影面投射得到的视图
②
局部视图是基本视图的一个局部
③
局部视图的标记满足一定条件时可以省略
④
第1个和第3个答案正确
参考答案：
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相关题目
【单选题】
下列关于局部视图说法有误的一项是（ ）。
①
局部视图是基本视图的一部份，其断裂边界应以波浪线或折断线表示
②
画局部视图时，要在欲表达的形体局部附近，用箭头指明其投影方向
③
在所示局部视图的下方，需用不同的字母标出视图的方向名称
④
当局部视图按投影关系配置，中间又没有其他图形隔开标注可省略
【单选题】
上图形体的B向局部视图有四个，正确的是( )。
①
<img src="20200602/1591085693507765.png" title="1591085693507765.png" alt="图片1B.png"/>
②
<img src="20200602/1591085685338604.png" title="1591085685338604.png" alt="图片11A.png"/>
③
<img src="20200602/1591085707645208.png" title="1591085707645208.png" alt="图片1D.png"/>
④
<img src="20200602/1591085700195303.png" title="1591085700195303.png" alt="图片1C.png"/>
随机题目
【单选题】
Helen, if someone comes to see me this morning, ask him to leave a_____. ?
①
word ?
②
notice ?
③
message ?
④
mail ?
【单选题】
28. If it ____ fine tomorrow, we will go skating.
①
will be
②
is to be
③
is going to be
④
is
【单选题】
She
doesn’t speak ____ her friend, but her written work is excellent.
①
as
well as
②
so often as
③
so
much as
④
as
good as
【单选题】
21. Thinking that you know ____ in fact you don’t is a disastrous mistake.
①
what
②
that
③
when
④
however
【单选题】
I really appreciate ____ to help me, but I am sure that I can manage by myself.
①
you to offer
②
that you offer
③
your offering
④
that you are offering
【单选题】
Half of the money____ your brother. ?
①
belong to ?
②
belong ?
③
belongs to ?
④
belongs?
【单选题】
25. A pilot should be responsible ____ the safety of all the passengers on board.
①
against
②
for
③
at
④
with
【单选题】
After ten years, all these youngsters became____.
①
grown-up
②
grown-ups
③
growns-ups
④
growns-up
【单选题】
We’ll go out as soon as I’ve ____ the kitchen.
①
sent for
②
cleaned up
③
done with
④
worked out