问题 单项选择题

当其他条件不变时,若管径增加l倍,则输气量是原来的()倍。

A.1

B.2

C.4

D.6.3

答案

参考答案:D

问答题

法国和德国是欧洲两个重要的国家,两国的历史及两国关系耐人寻味。回答下列有关问题:

(1)两国历史上曾产生过影响整个人类历史发展进程的伟大理论成果。指出这两种理论成果,并举出运用这些理论指导革命实践取得成功的典型事例(各举1例)

                                                                                                                                                              

                                                                                                                                                              

(2)法德关系对欧洲大陆政局影响深远.请举出19世纪中期以来两国在欧洲矛盾冲突中所参加的两对对立的军事政治组织的名称。

                                                                                                                                                              

(3)二战后两国又共同参加了哪一经济组织,两国关系的发展变化对欧洲及世界会带来什么影响。

                                                                                                                                                             

                                                                                                                                                             

问答题 简答题