无限通信系统接收设备中的中放部分采用的是以下哪种电路?() A.调协放大器 B.谐振

题型:单项选择题

问题:

无限通信系统接收设备中的中放部分采用的是以下哪种电路?()

A.调协放大器

B.谐振功率放大器

C.检波器

D.鉴频器

考点:通信工程师微波通信微波通信题库
题型:单项选择题

在全球化经济的今天,我们看待“国产”应该以另一种思维来界定。如我国生产的大众汽车,虽然品牌是德国的,但是电子系统还是有日系的厂商来供应,Tiptronic六前速变速箱就源自日本爱信。据此回答下列问题。

小题1:材料中的全球化主要是指

A.生产全球化

B.贸易全球化

C.资本全球化

D.文化全球化小题2:推动全球化的根本动力在于

A.世界各国之间的密切联系

B.国际分工的发展

C.科学技术的进步

D.生产力的发展

题型:单项选择题
观察下列计算:
1
1×2
=1-
1
2

1
2×3
=
1
2
-
1
3

1
3×4
=
1
3
-
1
4

1
4×5
=
1
4
-
1
5
…从计算结果中找规律,利用规律计算
1
1×2
+
1
2×3
+
1
3×4
+
1
4×5
+…
1
2010×2011
=______.
题型:单项选择题

What ____ honest boy he is! And ____ boy is popular among us.

A. a, a    B. an, a   C. an, the

题型:单项选择题

简述NI用量对顺丁生产的影响?

题型:单项选择题



The Commission is expected to propose allowing people to choose which legal jurisdiction they would come under, based on their (1) or their residency. But the proposal is set to (2) because of the very different laws on divorce that apply across the EU. The Commission wants to (3) problems over which law to apply when, for example, a married couple from one member state is (4) in another member state or when the couple is of different EU nationalities.
The (5) of member states are said to be (6) the idea and responded positively to a (6) which followed the (8) of a Commission Green Paper. With 15 percent of German divorces each year involving couples of different nationalities, the government of Berlin (9) see resolved the issue of which laws should apply.
But some member states are expected to resist the (10) which would involve allowing different divorce laws to be applied in their countries. For example, in Ireland where the divorce law states a couple must have been separated for four years, establish that their marriage has broken down and be offered (11) , a couple from Sweden could apply to an Irish court to allow them to divorce under Swedish law, where divorce can be (12) quickly.
The Irish government’s (13) to the Commission on the Green Paper stated: "Ireland is not in favor of allowing (14) to choose the applicable law, as this could be open to abuse.., such abuse would be likely to (15) most on divorce regimes, such as that of Ireland, which require a relatively long separation period." Ireland, like the UK, however, is allowed to choose whether to "opt-in" to such a proposal under rules agreed in the Amsterdam treaty. Malta has no such (16) but could (17) the proposal in the Council of Ministers since (18) approval will be required.
"It is going to lead to (19) ," said Geoffrey Shannon, Irish expert on the Commission on European Family Law, which examines the (20) of EU family law.
The proposal would also mean that judges would have to be trained in the divorce law of all 25 member states.

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