选择题:30、在构建关键词时,我们尽量不要用自然语言,而要从自然语言中提炼关键词。(T) 题目分类:平顶山学院-大学英语4(高起本) 题目类型:选择题 查看权限:VIP 题目内容: 30、在构建关键词时,我们尽量不要用自然语言,而要从自然语言中提炼关键词。(T) 参考答案:
Electron will flow through a conductor from the po Electron will flow through a conductor from the positive terminal to the negativ 分类:平顶山学院-大学英语4(高起本) 题型:选择题 查看答案
When an induction motor with 10 poles is supplied When an induction motor with 10 poles is supplied by 50Hz three-phase ac power s 分类:平顶山学院-大学英语4(高起本) 题型:选择题 查看答案