【单选题】【消耗次数：1】
点的三个坐标均为零时，点在______上
①
侧面
②
坐标原点
③
正面
④
水平面
参考答案：
复制
纠错
相关题目
【单选题】
由于我国位于北半球，在高斯平面直角坐标中，X坐标均为正值，而Y坐标有正有负。 为了避免Y坐标出现负值，规定每个投影带的坐标原点向西平移（ ）。
①
500m
②
500cm
③
500km
④
500mm
【单选题】
测量上使用的平面直角坐标系的坐标轴是（ ）。
①
南北方向的坐标轴为y轴，向北为正;东西方向的为x轴，向东为正
②
南北方向的坐标轴为y轴，向南为正;东西方向的为x轴，向西为正
③
南北方向的坐标轴为x轴，向北为正;东西方向的为y轴，向东为正
④
南北方向的坐标轴为x轴，向南为正;东西方向的为y轴，向西为正
【单选题】
高斯平面直角坐标系的通用坐标，在自然坐标Y′上加500km的目的是（ ）。
①
保证Y坐标值为正数
②
保证Y坐标值为整数
③
保证X轴方向不变形
④
保证Y轴方向不变形
随机题目
【单选题】
She was teaching me ____ you would teach a younger child to speak the language.
①
the way
②
in the way
③
a way
④
to the way
【单选题】
You should have put the milk into the icebox, I expect it ____ undrinkable.
①
became
②
had become
③
has become
④
becomes
【单选题】
The students expected there ____ more reviewing classes before the final exams.
①
is
②
being
③
have been
④
to be
【单选题】
You should have your eyes tested every year in case the ____of your spectacles need changing.
①
lenses
②
glasses
③
sights
④
crystals
【单选题】
As the train will not leave until one hour later, we
____ grab a bite at the snack bar.
①
may well
②
just as well
③
might as well
④
as well
【单选题】
____ money, she is quite rich. However, this does not mean that she is happy.
①
Concerning
②
As to
③
In terms of
④
In the light of
【单选题】
She always put her medication on the top of the
shelf lest the children ____ it by mistake.
①
took
②
should take
③
had taken
④
would take
【单选题】
Evidence came up ____ specific sounds are recognized by babies as young as six months old.
①
what
②
that
③
which
④
whose
【单选题】
There will be a new building here next year, _____ ?
①
will it
②
will there
③
be there
④
won’ t there
【单选题】
This house will probably come on the ____ next month.
①
fair
②
market
③
shop
④
store