【单选题】听力原文:(A) The woman is looking through the microscope. (B) The woman is putting on the protective glasses. (C) The woman is using laboratory equipment. (D) The woman is pouring liquid into a glass.
【判断题】The woman is looking for the Office
Building.
【单选题】听力原文:(A) The woman is taking a nap. (B) The woman is looking at photographs. (C) The woman is taking a picture. (D) The woman is buying a camera.
【单选题】信用证依据买卖合同开立,出口商要保证安全收汇,所制作的单据必须做到
D.
信用证与买卖合同不一致时,以买卖合同为主,适当参照信用证的有关条款
【单选题】若要更改Plane Layer板层的板层名称,可由哪个命令着手?
【单选题】若要更改Mechanical Layer板层的板层名称,可由哪个命令着手?
【单选题】信用证依据买卖合同开立,出口商要保证安全收汇,所制作的单据必须做到:( )。
D.
信用证与买卖合同不一致时,以买卖合同的规定为主,适当参照信用证的有关条款
【单选题】绞链四杆机构的最短杆与最长杆的长度之和,大于其余两杆的 长度之和时,机构 ()