There are（）police forces in England an

1、There are（）operational satellites in t

There are（）operational satellites in the INMARSAT system covering the whole globe except the polar regions.A3B4C8D12

2、In general, there are two parts in an

In general, there are two parts in an SES, One of these is antenna eqipment also referred to as（）.ABDEBUDECAEPDADE

3、In motorships，there are two main circu

In motorships，there are two main circuits, （）.Aone salt water, one fresh waterBone salt water, one fuelCone fresh water, one fuelDone steam, one fuel

4、How many categories are there in water

How many categories are there in water transport?（）A 2B 3C 4D Not available in the paragraph

5、In a design situation, there are multi

In a design situation, there are multiple character sets that can properly encode your data. Which three should influence your choice of charac...

6、There are over 58,000 rocky objects in

There are over 58,000 rocky objects in space, about 900 of which could fall down onto earth.A the; the B不填; the C the;不填 D a; the