单项选择题

A．By good sense of water waves made by quarries.
B．By good sense of smell and electrical and magnetic power.
C．By good sense of light.
D．By good sense of blood.
<上一题 目录 下一题>
热门 试题

单项选择题
A．To acquire information from satellites more efficiently.B．To realize full coverage of area the satellite passes overC．To build more ground observation centers.D．To compare satellite information with those from ground.
A．To acquire information from satellites more efficiently.
B．To realize full coverage of area the satellite passes over
C．To build more ground observation centers.
D．To compare satellite information with those from ground.
单项选择题
A．By fuming them farming.B．By affecting the quality of soil.C．By adding chemicals and polluting the waterways.D．By affecting the environments they live in.
A．By fuming them farming.
B．By affecting the quality of soil.
C．By adding chemicals and polluting the waterways.
D．By affecting the environments they live in.
相关试题