观察下面工业革命时三种机器图片，回答后面问题：

图一	图二	图三

请回答：（1）图一所示机器的发明者是谁？它的技术突破体现在哪里？说说它的出现对工业革命的影响。                                                                                                                                                                                                                                                                                                                                  （2）图二所示机器的发明者是谁？说说它在工业革命中的作用。                                                                                                                                                                                                                                                                                                                                 （3）图二所示机器与图三所示机器之间有什么内在联系？                                                                                                                                                                （4）根据这些机器发明者的国籍、身份及机器的应用等，分析这次工业革命的主要特点。