【单选题】I'm Kate Green. My ______ name is Kate. My ______ name is Green. [ ]
【多选题】铰链四杆机构按两连架杆的运动形式,分为 [填空(1)] 、 [填空(2)] 和 [填空(3)] 三种基本类型。
【简答题】铰链四杆机构按照 ____________ 可分为: __________ 、 __________ 、 __________ 三种基本形式。
【简答题】I have a happy family. It’s not very big. There are three people in my family. They are my father, my mother and I. My father is tall with big eyes. He is a bus driver. My mother is short with long ha...
【简答题】Hello! This is my family. I’m David Green. I’m from England. My family is in Beijing. My father and mother work here. My father is a doctor and my mother is a teacher. I have a sister but no brothers....
【简答题】阅读理解。 Hello! This is my family. I'm David Green. I'm from England. My family is in Beijing. My father and mother work here. My father is a doctor and my mother is a teacher. I have a sister but no bro...
【简答题】铰链四杆机构按其两连架杆运动形式的不同又可分为()机构、()机构和()机构三种基本形式。